config/dbstructure.config.php

   1 <?php
   2
   3 /* Main database structure configuration file.
   4  *
   5  * Here are described all the tables, fields and indexes Friendica needs to work.
   6  *
   7  * Syntax (braces indicate optionale values):
   8  * "<table name>" => [
   9  *      "comment" => "Description of the table",
  10  *      "fields" => [
  11  *              "<field name>" => [
  12  *                      "type" => "<field type>{(<field size>)} <unsigned>",
  13  *                      "not null" => 0|1,
  14  *                      {"extra" => "auto_increment",}
  15  *                      {"default" => "<default value>",}
  16  *                      {"default" => NULL_DATE,} (for datetime fields)
  17  *                      {"primary" => "1",}
  18  *                      {"relation" => ["<foreign key table name>" => "<foreign key field name>"],}
  19  *                      "comment" => "Description of the fields"
  20  *              ],
  21  *              ...
  22  *      ],
  23  *      "indexes" => [
  24  *              "PRIMARY" => ["<primary key field name>", ...],
  25  *              "<index name>" => [{"UNIQUE",} "<field name>{(<key size>)}", ...]
  26  *              ...
  27  *      ],
  28  * ],
  29  *
  30  * If you need to make any change, make sure to increment the DB_UPDATE_VERSION constant value below.
  31  *
  32  */
  33
  34 use Friendica\Database\DBA;
  35
  36 if (!defined('DB_UPDATE_VERSION')) {
  37         define('DB_UPDATE_VERSION', 1318);
  38 }
  39
  40 return [
  41         "2fa_recovery_codes" => [
  42                 "comment" => "Two-factor authentication recovery codes",
  43                 "fields" => [
  44                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User ID"],
  45                         "code" => ["type" => "varchar(50)", "not null" => "1", "primary" => "1", "comment" => "Recovery code string"],
  46                         "generated" => ["type" => "datetime", "not null" => "1", "comment" => "Datetime the code was generated"],
  47                         "used" => ["type" => "datetime", "comment" => "Datetime the code was used"],
  48                 ],
  49                 "indexes" => [
  50                         "PRIMARY" => ["uid", "code"]
  51                 ]
  52         ],
  53         "addon" => [
  54                 "comment" => "registered addons",
  55                 "fields" => [
  56                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
  57                         "name" => ["type" => "varchar(50)", "not null" => "1", "default" => "", "comment" => "addon base (file)name"],
  58                         "version" => ["type" => "varchar(50)", "not null" => "1", "default" => "", "comment" => "currently unused"],
  59                         "installed" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "currently always 1"],
  60                         "hidden" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "currently unused"],
  61                         "timestamp" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "file timestamp to check for reloads"],
  62                         "plugin_admin" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 = has admin config, 0 = has no admin config"],
  63                 ],
  64                 "indexes" => [
  65                         "PRIMARY" => ["id"],
  66                         "name" => ["UNIQUE", "name"],
  67                 ]
  68         ],
  69         "apcontact" => [
  70                 "comment" => "ActivityPub compatible contacts - used in the ActivityPub implementation",
  71                 "fields" => [
  72                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "URL of the contact"],
  73                         "uuid" => ["type" => "varchar(255)", "comment" => ""],
  74                         "type" => ["type" => "varchar(20)", "not null" => "1", "comment" => ""],
  75                         "following" => ["type" => "varchar(255)", "comment" => ""],
  76                         "followers" => ["type" => "varchar(255)", "comment" => ""],
  77                         "inbox" => ["type" => "varchar(255)", "not null" => "1", "comment" => ""],
  78                         "outbox" => ["type" => "varchar(255)", "comment" => ""],
  79                         "sharedinbox" => ["type" => "varchar(255)", "comment" => ""],
  80                         "manually-approve" => ["type" => "boolean", "comment" => ""],
  81                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
  82                         "name" => ["type" => "varchar(255)", "comment" => ""],
  83                         "about" => ["type" => "text", "comment" => ""],
  84                         "photo" => ["type" => "varchar(255)", "comment" => ""],
  85                         "addr" => ["type" => "varchar(255)", "comment" => ""],
  86                         "alias" => ["type" => "varchar(255)", "comment" => ""],
  87                         "pubkey" => ["type" => "text", "comment" => ""],
  88                         "baseurl" => ["type" => "varchar(255)", "comment" => "baseurl of the ap contact"],
  89                         "generator" => ["type" => "varchar(255)", "comment" => "Name of the contact's system"],
  90                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""]
  91                 ],
  92                 "indexes" => [
  93                         "PRIMARY" => ["url"],
  94                         "addr" => ["addr(32)"],
  95                         "alias" => ["alias(190)"],
  96                         "url" => ["followers(190)"]
  97                 ]
  98         ],
  99         "attach" => [
 100                 "comment" => "file attachments",
 101                 "fields" => [
 102                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "generated index"],
 103                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 104                         "hash" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => "hash"],
 105                         "filename" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "filename of original"],
 106                         "filetype" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => "mimetype"],
 107                         "filesize" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "size in bytes"],
 108                         "data" => ["type" => "longblob", "not null" => "1", "comment" => "file data"],
 109                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time"],
 110                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edit time"],
 111                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>"],
 112                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
 113                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
 114                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
 115                         "backend-class" => ["type" => "tinytext", "comment" => "Storage backend class"],
 116                         "backend-ref" => ["type" => "text", "comment" => "Storage backend data reference"],
 117                 ],
 118                 "indexes" => [
 119                         "PRIMARY" => ["id"],
 120                 ]
 121         ],
 122         "auth_codes" => [
 123                 "comment" => "OAuth usage",
 124                 "fields" => [
 125                         "id" => ["type" => "varchar(40)", "not null" => "1", "primary" => "1", "comment" => ""],
 126                         "client_id" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "relation" => ["clients" => "client_id"],
 127                                 "comment" => ""],
 128                         "redirect_uri" => ["type" => "varchar(200)", "not null" => "1", "default" => "", "comment" => ""],
 129                         "expires" => ["type" => "int", "not null" => "1", "default" => "0", "comment" => ""],
 130                         "scope" => ["type" => "varchar(250)", "not null" => "1", "default" => "", "comment" => ""],
 131                 ],
 132                 "indexes" => [
 133                         "PRIMARY" => ["id"],
 134                 ]
 135         ],
 136         "cache" => [
 137                 "comment" => "Stores temporary data",
 138                 "fields" => [
 139                         "k" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "cache key"],
 140                         "v" => ["type" => "mediumtext", "comment" => "cached serialized value"],
 141                         "expires" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of cache expiration"],
 142                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of cache insertion"],
 143                 ],
 144                 "indexes" => [
 145                         "PRIMARY" => ["k"],
 146                         "k_expires" => ["k", "expires"],
 147                 ]
 148         ],
 149         "challenge" => [
 150                 "comment" => "",
 151                 "fields" => [
 152                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 153                         "challenge" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 154                         "dfrn-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 155                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 156                         "type" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 157                         "last_update" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 158                 ],
 159                 "indexes" => [
 160                         "PRIMARY" => ["id"],
 161                 ]
 162         ],
 163         "clients" => [
 164                 "comment" => "OAuth usage",
 165                 "fields" => [
 166                         "client_id" => ["type" => "varchar(20)", "not null" => "1", "primary" => "1", "comment" => ""],
 167                         "pw" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "comment" => ""],
 168                         "redirect_uri" => ["type" => "varchar(200)", "not null" => "1", "default" => "", "comment" => ""],
 169                         "name" => ["type" => "text", "comment" => ""],
 170                         "icon" => ["type" => "text", "comment" => ""],
 171                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 172                 ],
 173                 "indexes" => [
 174                         "PRIMARY" => ["client_id"],
 175                 ]
 176         ],
 177         "config" => [
 178                 "comment" => "main configuration storage",
 179                 "fields" => [
 180                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 181                         "cat" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
 182                         "k" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
 183                         "v" => ["type" => "mediumtext", "comment" => ""],
 184                 ],
 185                 "indexes" => [
 186                         "PRIMARY" => ["id"],
 187                         "cat_k" => ["UNIQUE", "cat", "k"],
 188                 ]
 189         ],
 190         "contact" => [
 191                 "comment" => "contact table",
 192                 "fields" => [
 193                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 194                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 195                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 196                         "updated" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => "Date of last contact update"],
 197                         "self" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 if the contact is the user him/her self"],
 198                         "remote_self" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 199                         "rel" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "The kind of the relation between the user and the contact"],
 200                         "duplex" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 201                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Network of the contact"],
 202                         "protocol" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Protocol of the contact"],
 203                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this contact is known by"],
 204                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Nick- and user name of the contact"],
 205                         "location" => ["type" => "varchar(255)", "default" => "", "comment" => ""],
 206                         "about" => ["type" => "text", "comment" => ""],
 207                         "keywords" => ["type" => "text", "comment" => "public keywords (interests) of the contact"],
 208                         "gender" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
 209                         "xmpp" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 210                         "attag" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 211                         "avatar" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 212                         "photo" => ["type" => "varchar(255)", "default" => "", "comment" => "Link to the profile photo of the contact"],
 213                         "thumb" => ["type" => "varchar(255)", "default" => "", "comment" => "Link to the profile photo (thumb size)"],
 214                         "micro" => ["type" => "varchar(255)", "default" => "", "comment" => "Link to the profile photo (micro size)"],
 215                         "site-pubkey" => ["type" => "text", "comment" => ""],
 216                         "issued-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 217                         "dfrn-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 218                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 219                         "nurl" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 220                         "addr" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 221                         "alias" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 222                         "pubkey" => ["type" => "text", "comment" => "RSA public key 4096 bit"],
 223                         "prvkey" => ["type" => "text", "comment" => "RSA private key 4096 bit"],
 224                         "batch" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 225                         "request" => ["type" => "varchar(255)", "comment" => ""],
 226                         "notify" => ["type" => "varchar(255)", "comment" => ""],
 227                         "poll" => ["type" => "varchar(255)", "comment" => ""],
 228                         "confirm" => ["type" => "varchar(255)", "comment" => ""],
 229                         "poco" => ["type" => "varchar(255)", "comment" => ""],
 230                         "aes_allow" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 231                         "ret-aes" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 232                         "usehub" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 233                         "subhub" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 234                         "hub-verify" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 235                         "last-update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last try to update the contact info"],
 236                         "success_update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last successful contact update"],
 237                         "failure_update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last failed update"],
 238                         "name-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 239                         "uri-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 240                         "avatar-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 241                         "term-date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 242                         "last-item" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "date of the last post"],
 243                         "priority" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 244                         "blocked" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => "Node-wide block status"],
 245                         "block_reason" => ["type" => "text", "comment" => "Node-wide block reason"],
 246                         "readonly" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "posts of the contact are readonly"],
 247                         "writable" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 248                         "forum" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "contact is a forum"],
 249                         "prv" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "contact is a private group"],
 250                         "contact-type" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => ""],
 251                         "hidden" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 252                         "archive" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 253                         "pending" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => ""],
 254                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Contact has been deleted"],
 255                         "rating" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => ""],
 256                         "unsearchable" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Contact prefers to not be searchable"],
 257                         "sensitive" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Contact posts sensitive content"],
 258                         "baseurl" => ["type" => "varchar(255)", "default" => "", "comment" => "baseurl of the contact"],
 259                         "reason" => ["type" => "text", "comment" => ""],
 260                         "closeness" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "99", "comment" => ""],
 261                         "info" => ["type" => "mediumtext", "comment" => ""],
 262                         "profile-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 263                         "bdyear" => ["type" => "varchar(4)", "not null" => "1", "default" => "", "comment" => ""],
 264                         "bd" => ["type" => "date", "not null" => "1", "default" => DBA::NULL_DATE, "comment" => ""],
 265                         "notify_new_posts" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 266                         "fetch_further_information" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 267                         "ffi_keyword_blacklist" => ["type" => "text", "comment" => ""],
 268                 ],
 269                 "indexes" => [
 270                         "PRIMARY" => ["id"],
 271                         "uid_name" => ["uid", "name(190)"],
 272                         "self_uid" => ["self", "uid"],
 273                         "alias_uid" => ["alias(32)", "uid"],
 274                         "pending_uid" => ["pending", "uid"],
 275                         "blocked_uid" => ["blocked", "uid"],
 276                         "uid_rel_network_poll" => ["uid", "rel", "network", "poll(64)", "archive"],
 277                         "uid_network_batch" => ["uid", "network", "batch(64)"],
 278                         "addr_uid" => ["addr(32)", "uid"],
 279                         "nurl_uid" => ["nurl(32)", "uid"],
 280                         "nick_uid" => ["nick(32)", "uid"],
 281                         "dfrn-id" => ["dfrn-id(64)"],
 282                         "issued-id" => ["issued-id(64)"],
 283                 ]
 284         ],
 285         "conv" => [
 286                 "comment" => "private messages",
 287                 "fields" => [
 288                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 289                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this conversation"],
 290                         "recips" => ["type" => "text", "comment" => "sender_handle;recipient_handle"],
 291                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 292                         "creator" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "handle of creator"],
 293                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation timestamp"],
 294                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "edited timestamp"],
 295                         "subject" => ["type" => "text", "comment" => "subject of initial message"],
 296                 ],
 297                 "indexes" => [
 298                         "PRIMARY" => ["id"],
 299                         "uid" => ["uid"],
 300                 ]
 301         ],
 302         "conversation" => [
 303                 "comment" => "Raw data and structure information for messages",
 304                 "fields" => [
 305                         "item-uri" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "Original URI of the item - unrelated to the table with the same name"],
 306                         "reply-to-uri" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => "URI to which this item is a reply"],
 307                         "conversation-uri" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => "GNU Social conversation URI"],
 308                         "conversation-href" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => "GNU Social conversation link"],
 309                         "protocol" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "255", "comment" => "The protocol of the item"],
 310                         "source" => ["type" => "mediumtext", "comment" => "Original source"],
 311                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Receiving date"],
 312                 ],
 313                 "indexes" => [
 314                         "PRIMARY" => ["item-uri"],
 315                         "conversation-uri" => ["conversation-uri"],
 316                         "received" => ["received"],
 317                 ]
 318         ],
 319         "diaspora-interaction" => [
 320                 "comment" => "Signed Diaspora Interaction",
 321                 "fields" => [
 322                         "uri-id" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "relation" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 323                         "interaction" => ["type" => "mediumtext", "comment" => "The Diaspora interaction"]
 324                 ],
 325                 "indexes" => [
 326                         "PRIMARY" => ["uri-id"]
 327                 ]
 328         ],
 329         "event" => [
 330                 "comment" => "Events",
 331                 "fields" => [
 332                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 333                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 334                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 335                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact_id (ID of the contact in contact table)"],
 336                         "uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 337                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time"],
 338                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edit time"],
 339                         "start" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "event start time"],
 340                         "finish" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "event end time"],
 341                         "summary" => ["type" => "text", "comment" => "short description or title of the event"],
 342                         "desc" => ["type" => "text", "comment" => "event description"],
 343                         "location" => ["type" => "text", "comment" => "event location"],
 344                         "type" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "comment" => "event or birthday"],
 345                         "nofinish" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if event does have no end this is 1"],
 346                         "adjust" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => "adjust to timezone of the recipient (0 or 1)"],
 347                         "ignore" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "0 or 1"],
 348                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>'"],
 349                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
 350                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
 351                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
 352                 ],
 353                 "indexes" => [
 354                         "PRIMARY" => ["id"],
 355                         "uid_start" => ["uid", "start"],
 356                 ]
 357         ],
 358         "fcontact" => [
 359                 "comment" => "Diaspora compatible contacts - used in the Diaspora implementation",
 360                 "fields" => [
 361                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 362                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "unique id"],
 363                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 364                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 365                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 366                         "request" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 367                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 368                         "addr" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 369                         "batch" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 370                         "notify" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 371                         "poll" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 372                         "confirm" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 373                         "priority" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 374                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => ""],
 375                         "alias" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 376                         "pubkey" => ["type" => "text", "comment" => ""],
 377                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 378                 ],
 379                 "indexes" => [
 380                         "PRIMARY" => ["id"],
 381                         "addr" => ["addr(32)"],
 382                         "url" => ["UNIQUE", "url(190)"],
 383                 ]
 384         ],
 385         "fsuggest" => [
 386                 "comment" => "friend suggestion stuff",
 387                 "fields" => [
 388                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 389                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 390                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
 391                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 392                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 393                         "request" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 394                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 395                         "note" => ["type" => "text", "comment" => ""],
 396                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 397                 ],
 398                 "indexes" => [
 399                         "PRIMARY" => ["id"],
 400                 ]
 401         ],
 402         "gcign" => [
 403                 "comment" => "contacts ignored by friend suggestions",
 404                 "fields" => [
 405                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 406                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Local User id"],
 407                         "gcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gcontact" => "id"], "comment" => "gcontact.id of ignored contact"],
 408                 ],
 409                 "indexes" => [
 410                         "PRIMARY" => ["id"],
 411                         "uid" => ["uid"],
 412                         "gcid" => ["gcid"],
 413                 ]
 414         ],
 415         "gcontact" => [
 416                 "comment" => "global contacts",
 417                 "fields" => [
 418                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 419                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this contact is known by"],
 420                         "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Nick- and user name of the contact"],
 421                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Link to the contacts profile page"],
 422                         "nurl" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 423                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Link to the profile photo"],
 424                         "connect" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 425                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 426                         "updated" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 427                         "last_contact" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 428                         "last_failure" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 429                         "archive_date" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 430                         "archived" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 431                         "location" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 432                         "about" => ["type" => "text", "comment" => ""],
 433                         "keywords" => ["type" => "text", "comment" => "puplic keywords (interests)"],
 434                         "gender" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
 435                         "birthday" => ["type" => "varchar(32)", "not null" => "1", "default" => DBA::NULL_DATE, "comment" => ""],
 436                         "community" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 if contact is forum account"],
 437                         "contact-type" => ["type" => "tinyint", "not null" => "1", "default" => "-1", "comment" => ""],
 438                         "hide" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 = should be hidden from search"],
 439                         "nsfw" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 = contact posts nsfw content"],
 440                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "social network protocol"],
 441                         "addr" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 442                         "notify" => ["type" => "varchar(255)", "comment" => ""],
 443                         "alias" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 444                         "generation" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 445                         "server_url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "baseurl of the contacts server"],
 446                 ],
 447                 "indexes" => [
 448                         "PRIMARY" => ["id"],
 449                         "nurl" => ["UNIQUE", "nurl(190)"],
 450                         "name" => ["name(64)"],
 451                         "nick" => ["nick(32)"],
 452                         "addr" => ["addr(64)"],
 453                         "hide_network_updated" => ["hide", "network", "updated"],
 454                         "updated" => ["updated"],
 455                 ]
 456         ],
 457         "glink" => [
 458                 "comment" => "'friends of friends' linkages derived from poco",
 459                 "fields" => [
 460                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 461                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
 462                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 463                         "gcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gcontact" => "id"], "comment" => ""],
 464                         "zcid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gcontact" => "id"], "comment" => ""],
 465                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 466                 ],
 467                 "indexes" => [
 468                         "PRIMARY" => ["id"],
 469                         "cid_uid_gcid_zcid" => ["UNIQUE", "cid", "uid", "gcid", "zcid"],
 470                         "gcid" => ["gcid"],
 471                 ]
 472         ],
 473         "group" => [
 474                 "comment" => "privacy groups, group info",
 475                 "fields" => [
 476                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 477                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 478                         "visible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 indicates the member list is not private"],
 479                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 indicates the group has been deleted"],
 480                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "human readable name of group"],
 481                 ],
 482                 "indexes" => [
 483                         "PRIMARY" => ["id"],
 484                         "uid" => ["uid"],
 485                 ]
 486         ],
 487         "group_member" => [
 488                 "comment" => "privacy groups, member info",
 489                 "fields" => [
 490                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 491                         "gid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["group" => "id"], "comment" => "groups.id of the associated group"],
 492                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id of the member assigned to the associated group"],
 493                 ],
 494                 "indexes" => [
 495                         "PRIMARY" => ["id"],
 496                         "contactid" => ["contact-id"],
 497                         "gid_contactid" => ["UNIQUE", "gid", "contact-id"],
 498                 ]
 499         ],
 500         "gserver" => [
 501                 "comment" => "Global servers",
 502                 "fields" => [
 503                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 504                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 505                         "nurl" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 506                         "version" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 507                         "site_name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 508                         "info" => ["type" => "text", "comment" => ""],
 509                         "register_policy" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => ""],
 510                         "registered-users" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "Number of registered users"],
 511                         "poco" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 512                         "noscrape" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 513                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => ""],
 514                         "platform" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 515                         "relay-subscribe" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Has the server subscribed to the relay system"],
 516                         "relay-scope" => ["type" => "varchar(10)", "not null" => "1", "default" => "", "comment" => "The scope of messages that the server wants to get"],
 517                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 518                         "last_poco_query" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 519                         "last_contact" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 520                         "last_failure" => ["type" => "datetime", "default" => DBA::NULL_DATETIME, "comment" => ""],
 521                 ],
 522                 "indexes" => [
 523                         "PRIMARY" => ["id"],
 524                         "nurl" => ["UNIQUE", "nurl(190)"],
 525                 ]
 526         ],
 527         "gserver-tag" => [
 528                 "comment" => "Tags that the server has subscribed",
 529                 "fields" => [
 530                         "gserver-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["gserver" => "id"], "primary" => "1",
 531                                 "comment" => "The id of the gserver"],
 532                         "tag" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "primary" => "1", "comment" => "Tag that the server has subscribed"],
 533                 ],
 534                 "indexes" => [
 535                         "PRIMARY" => ["gserver-id", "tag"],
 536                         "tag" => ["tag"],
 537                 ]
 538         ],
 539         "hook" => [
 540                 "comment" => "addon hook registry",
 541                 "fields" => [
 542                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 543                         "hook" => ["type" => "varbinary(100)", "not null" => "1", "default" => "", "comment" => "name of hook"],
 544                         "file" => ["type" => "varbinary(200)", "not null" => "1", "default" => "", "comment" => "relative filename of hook handler"],
 545                         "function" => ["type" => "varbinary(200)", "not null" => "1", "default" => "", "comment" => "function name of hook handler"],
 546                         "priority" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => "not yet implemented - can be used to sort conflicts in hook handling by calling handlers in priority order"],
 547                 ],
 548                 "indexes" => [
 549                         "PRIMARY" => ["id"],
 550                         "hook_file_function" => ["UNIQUE", "hook", "file", "function"],
 551                 ]
 552         ],
 553         "inbox-status" => [
 554                 "comment" => "Status of ActivityPub inboxes",
 555                 "fields" => [
 556                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "URL of the inbox"],
 557                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Creation date of this entry"],
 558                         "success" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last successful delivery"],
 559                         "failure" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of the last failed delivery"],
 560                         "previous" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Previous delivery date"],
 561                         "archive" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Is the inbox archived?"],
 562                         "shared" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Is it a shared inbox?"]
 563                 ],
 564                 "indexes" => [
 565                         "PRIMARY" => ["url"]
 566                 ]
 567         ],
 568         "intro" => [
 569                 "comment" => "",
 570                 "fields" => [
 571                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 572                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 573                         "fid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["fcontact" => "id"], "comment" => ""],
 574                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
 575                         "knowyou" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 576                         "duplex" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 577                         "note" => ["type" => "text", "comment" => ""],
 578                         "hash" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 579                         "datetime" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 580                         "blocked" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => ""],
 581                         "ignore" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 582                 ],
 583                 "indexes" => [
 584                         "PRIMARY" => ["id"],
 585                 ]
 586         ],
 587         "item" => [
 588                 "comment" => "Structure for all posts",
 589                 "fields" => [
 590                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "relation" => ["thread" => "iid"]],
 591                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this item"],
 592                         "uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 593                         "uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 594                         "uri-hash" => ["type" => "varchar(80)", "not null" => "1", "default" => "", "comment" => "RIPEMD-128 hash from uri"],
 595                         "parent" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => "item.id of the parent to this item if it is a reply of some form; otherwise this must be set to the id of this item"],
 596                         "parent-uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "uri of the parent to this item"],
 597                         "parent-uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Id of the item-uri table that contains the parent uri"],
 598                         "thr-parent" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "If the parent of this item is not the top-level item in the conversation, the uri of the immediate parent; otherwise set to parent-uri"],
 599                         "thr-parent-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Id of the item-uri table that contains the thread parent uri"],
 600                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Creation timestamp."],
 601                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last edit (default is created)"],
 602                         "commented" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last comment/reply to this item"],
 603                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime"],
 604                         "changed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date that something in the conversation changed, indicating clients should fetch the conversation again"],
 605                         "gravity" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 606                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Network from where the item comes from"],
 607                         "owner-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Link to the contact table with uid=0 of the owner of this item"],
 608                         "author-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Link to the contact table with uid=0 of the author of this item"],
 609                         "icid" => ["type" => "int unsigned", "relation" => ["item-content" => "id"], "comment" => "Id of the item-content table entry that contains the whole item content"],
 610                         "iaid" => ["type" => "int unsigned", "relation" => ["item-activity" => "id"], "comment" => "Id of the item-activity table entry that contains the activity data"],
 611                         "extid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 612                         "post-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "Post type (personal note, bookmark, ...)"],
 613                         "global" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 614                         "private" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "distribution is restricted"],
 615                         "visible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 616                         "moderated" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 617                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "item has been deleted"],
 618                         // User specific fields. Eventually they will move to user-item
 619                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner id which owns this copy of the item"],
 620                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id"],
 621                         "wall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "This item was posted to the wall of uid"],
 622                         "origin" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "item originated at this site"],
 623                         "pubmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 624                         "starred" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "item has been favourited"],
 625                         "unseen" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => "item has not been seen"],
 626                         "mention" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "The owner of this item was mentioned in it"],
 627                         "forum_mode" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 628                         "psid" => ["type" => "int unsigned", "relation" => ["permissionset" => "id"], "comment" => "ID of the permission set of this post"],
 629                         // It has to be decided whether these fields belong to the user or the structure
 630                         "resource-id" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Used to link other tables to items, it identifies the linked resource (e.g. photo) and if set must also set resource_type"],
 631                         "event-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["event" => "id"], "comment" => "Used to link to the event.id"],
 632                         // Could possibly be replaced by the "attach" table?
 633                         "attach" => ["type" => "mediumtext", "comment" => "JSON structure representing attachments to this item"],
 634                         // Deprecated fields. Will be removed in upcoming versions
 635                         "allow_cid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 636                         "allow_gid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 637                         "deny_cid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 638                         "deny_gid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 639                         "postopts" => ["type" => "text", "comment" => "Deprecated"],
 640                         "inform" => ["type" => "mediumtext", "comment" => "Deprecated"],
 641                         "type" => ["type" => "varchar(20)", "comment" => "Deprecated"],
 642                         "bookmark" => ["type" => "boolean", "comment" => "Deprecated"],
 643                         "file" => ["type" => "mediumtext", "comment" => "Deprecated"],
 644                         "location" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 645                         "coord" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 646                         "tag" => ["type" => "mediumtext", "comment" => "Deprecated"],
 647                         "plink" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 648                         "title" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 649                         "content-warning" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 650                         "body" => ["type" => "mediumtext", "comment" => "Deprecated"],
 651                         "app" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 652                         "verb" => ["type" => "varchar(100)", "comment" => "Deprecated"],
 653                         "object-type" => ["type" => "varchar(100)", "comment" => "Deprecated"],
 654                         "object" => ["type" => "text", "comment" => "Deprecated"],
 655                         "target-type" => ["type" => "varchar(100)", "comment" => "Deprecated"],
 656                         "target" => ["type" => "text", "comment" => "Deprecated"],
 657                         "author-name" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 658                         "author-link" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 659                         "author-avatar" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 660                         "owner-name" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 661                         "owner-link" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 662                         "owner-avatar" => ["type" => "varchar(255)", "comment" => "Deprecated"],
 663                         "rendered-hash" => ["type" => "varchar(32)", "comment" => "Deprecated"],
 664                         "rendered-html" => ["type" => "mediumtext", "comment" => "Deprecated"],
 665                 ],
 666                 "indexes" => [
 667                         "PRIMARY" => ["id"],
 668                         "guid" => ["guid(191)"],
 669                         "uri" => ["uri(191)"],
 670                         "parent" => ["parent"],
 671                         "parent-uri" => ["parent-uri(191)"],
 672                         "extid" => ["extid(191)"],
 673                         "uid_id" => ["uid", "id"],
 674                         "uid_contactid_id" => ["uid", "contact-id", "id"],
 675                         "uid_received" => ["uid", "received"],
 676                         "uid_commented" => ["uid", "commented"],
 677                         "uid_unseen_contactid" => ["uid", "unseen", "contact-id"],
 678                         "uid_network_received" => ["uid", "network", "received"],
 679                         "uid_network_commented" => ["uid", "network", "commented"],
 680                         "uid_thrparent" => ["uid", "thr-parent(190)"],
 681                         "uid_parenturi" => ["uid", "parent-uri(190)"],
 682                         "uid_contactid_received" => ["uid", "contact-id", "received"],
 683                         "authorid_received" => ["author-id", "received"],
 684                         "ownerid" => ["owner-id"],
 685                         "contact-id" => ["contact-id"],
 686                         "uid_uri" => ["uid", "uri(190)"],
 687                         "resource-id" => ["resource-id"],
 688                         "deleted_changed" => ["deleted", "changed"],
 689                         "uid_wall_changed" => ["uid", "wall", "changed"],
 690                         "uid_eventid" => ["uid", "event-id"],
 691                         "icid" => ["icid"],
 692                         "iaid" => ["iaid"],
 693                         "psid_wall" => ["psid", "wall"],
 694                 ]
 695         ],
 696         "item-activity" => [
 697                 "comment" => "Activities for items",
 698                 "fields" => [
 699                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "relation" => ["thread" => "iid"]],
 700                         "uri" => ["type" => "varchar(255)", "comment" => ""],
 701                         "uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 702                         "uri-hash" => ["type" => "varchar(80)", "not null" => "1", "default" => "", "comment" => "RIPEMD-128 hash from uri"],
 703                         "activity" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""]
 704                 ],
 705                 "indexes" => [
 706                         "PRIMARY" => ["id"],
 707                         "uri-hash" => ["UNIQUE", "uri-hash"],
 708                         "uri" => ["uri(191)"],
 709                         "uri-id" => ["uri-id"]
 710                 ]
 711         ],
 712         "item-content" => [
 713                 "comment" => "Content for all posts",
 714                 "fields" => [
 715                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "relation" => ["thread" => "iid"]],
 716                         "uri" => ["type" => "varchar(255)", "comment" => ""],
 717                         "uri-id" => ["type" => "int unsigned", "relation" => ["item-uri" => "id"], "comment" => "Id of the item-uri table entry that contains the item uri"],
 718                         "uri-plink-hash" => ["type" => "varchar(80)", "not null" => "1", "default" => "", "comment" => "RIPEMD-128 hash from uri"],
 719                         "title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "item title"],
 720                         "content-warning" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 721                         "body" => ["type" => "mediumtext", "comment" => "item body content"],
 722                         "location" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "text location where this item originated"],
 723                         "coord" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "longitude/latitude pair representing location where this item originated"],
 724                         "language" => ["type" => "text", "comment" => "Language information about this post"],
 725                         "app" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "application which generated this item"],
 726                         "rendered-hash" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
 727                         "rendered-html" => ["type" => "mediumtext", "comment" => "item.body converted to html"],
 728                         "object-type" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => "ActivityStreams object type"],
 729                         "object" => ["type" => "text", "comment" => "JSON encoded object structure unless it is an implied object (normal post)"],
 730                         "target-type" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => "ActivityStreams target type if applicable (URI)"],
 731                         "target" => ["type" => "text", "comment" => "JSON encoded target structure if used"],
 732                         "plink" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "permalink or URL to a displayable copy of the message at its source"],
 733                         "verb" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => "ActivityStreams verb"]
 734                 ],
 735                 "indexes" => [
 736                         "PRIMARY" => ["id"],
 737                         "uri-plink-hash" => ["UNIQUE", "uri-plink-hash"],
 738                         "uri" => ["uri(191)"],
 739                         "uri-id" => ["uri-id"]
 740                 ]
 741         ],
 742         "item-delivery-data" => [
 743                 "comment" => "Delivery data for items",
 744                 "fields" => [
 745                         "iid" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "relation" => ["item" => "id"], "comment" => "Item id"],
 746                         "postopts" => ["type" => "text", "comment" => "External post connectors add their network name to this comma-separated string to identify that they should be delivered to these networks during delivery"],
 747                         "inform" => ["type" => "mediumtext", "comment" => "Additional receivers of the linked item"],
 748                         "queue_count" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Initial number of delivery recipients, used as item.delivery_queue_count"],
 749                         "queue_done" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries, used as item.delivery_queue_done"],
 750                         "activitypub" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via ActivityPub"],
 751                         "dfrn" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via DFRN"],
 752                         "legacy_dfrn" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via legacy DFRN"],
 753                         "diaspora" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via Diaspora"],
 754                         "ostatus" => ["type" => "mediumint", "not null" => "1", "default" => "0", "comment" => "Number of successful deliveries via OStatus"],
 755                 ],
 756                 "indexes" => [
 757                         "PRIMARY" => ["iid"],
 758                 ]
 759         ],
 760         "item-uri" => [
 761                 "comment" => "URI and GUID for items",
 762                 "fields" => [
 763                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1"],
 764                         "uri" => ["type" => "varbinary(255)", "not null" => "1", "comment" => "URI of an item"],
 765                         "guid" => ["type" => "varbinary(255)", "comment" => "A unique identifier for an item"]
 766                 ],
 767                 "indexes" => [
 768                         "PRIMARY" => ["id"],
 769                         "uri" => ["UNIQUE", "uri"],
 770                         "guid" => ["guid"]
 771                 ]
 772         ],
 773         "locks" => [
 774                 "comment" => "",
 775                 "fields" => [
 776                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 777                         "name" => ["type" => "varchar(128)", "not null" => "1", "default" => "", "comment" => ""],
 778                         "locked" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 779                         "pid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "Process ID"],
 780                         "expires" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of cache expiration"],
 781                 ],
 782                 "indexes" => [
 783                         "PRIMARY" => ["id"],
 784                         "name_expires" => ["name", "expires"]
 785                 ]
 786         ],
 787         "mail" => [
 788                 "comment" => "private messages",
 789                 "fields" => [
 790                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 791                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 792                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this private message"],
 793                         "from-name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "name of the sender"],
 794                         "from-photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "contact photo link of the sender"],
 795                         "from-url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "profile linke of the sender"],
 796                         "contact-id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "relation" => ["contact" => "id"], "comment" => "contact.id"],
 797                         "convid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["conv" => "id"], "comment" => "conv.id"],
 798                         "title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 799                         "body" => ["type" => "mediumtext", "comment" => ""],
 800                         "seen" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if message visited it is 1"],
 801                         "reply" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 802                         "replied" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 803                         "unknown" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if sender not in the contact table this is 1"],
 804                         "uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 805                         "parent-uri" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 806                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation time of the private message"],
 807                 ],
 808                 "indexes" => [
 809                         "PRIMARY" => ["id"],
 810                         "uid_seen" => ["uid", "seen"],
 811                         "convid" => ["convid"],
 812                         "uri" => ["uri(64)"],
 813                         "parent-uri" => ["parent-uri(64)"],
 814                         "contactid" => ["contact-id(32)"],
 815                 ]
 816         ],
 817         "mailacct" => [
 818                 "comment" => "Mail account data for fetching mails",
 819                 "fields" => [
 820                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 821                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 822                         "server" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 823                         "port" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 824                         "ssltype" => ["type" => "varchar(16)", "not null" => "1", "default" => "", "comment" => ""],
 825                         "mailbox" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 826                         "user" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 827                         "pass" => ["type" => "text", "comment" => ""],
 828                         "reply_to" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 829                         "action" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 830                         "movetofolder" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 831                         "pubmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 832                         "last_check" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 833                 ],
 834                 "indexes" => [
 835                         "PRIMARY" => ["id"],
 836                 ]
 837         ],
 838         "manage" => [
 839                 "comment" => "table of accounts that can manage each other",
 840                 "fields" => [
 841                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 842                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 843                         "mid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 844                 ],
 845                 "indexes" => [
 846                         "PRIMARY" => ["id"],
 847                         "uid_mid" => ["UNIQUE", "uid", "mid"],
 848                 ]
 849         ],
 850         "notify" => [
 851                 "comment" => "notifications",
 852                 "fields" => [
 853                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 854                         "hash" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => ""],
 855                         "type" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 856                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 857                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 858                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 859                         "date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
 860                         "msg" => ["type" => "mediumtext", "comment" => ""],
 861                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 862                         "link" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 863                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => "item.id"],
 864                         "parent" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => ""],
 865                         "seen" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 866                         "verb" => ["type" => "varchar(100)", "not null" => "1", "default" => "", "comment" => ""],
 867                         "otype" => ["type" => "varchar(10)", "not null" => "1", "default" => "", "comment" => ""],
 868                         "name_cache" => ["type" => "tinytext", "comment" => "Cached bbcode parsing of name"],
 869                         "msg_cache" => ["type" => "mediumtext", "comment" => "Cached bbcode parsing of msg"]
 870                 ],
 871                 "indexes" => [
 872                         "PRIMARY" => ["id"],
 873                         "hash_uid" => ["hash", "uid"],
 874                         "seen_uid_date" => ["seen", "uid", "date"],
 875                         "uid_date" => ["uid", "date"],
 876                         "uid_type_link" => ["uid", "type", "link(190)"],
 877                 ]
 878         ],
 879         "notify-threads" => [
 880                 "comment" => "",
 881                 "fields" => [
 882                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 883                         "notify-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["notify" => "id"], "comment" => ""],
 884                         "master-parent-item" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"],
 885                                 "comment" => ""],
 886                         "parent-item" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 887                         "receiver-uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"],
 888                                 "comment" => "User id"],
 889                 ],
 890                 "indexes" => [
 891                         "PRIMARY" => ["id"],
 892                 ]
 893         ],
 894         "oembed" => [
 895                 "comment" => "cache for OEmbed queries",
 896                 "fields" => [
 897                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "page url"],
 898                         "maxwidth" => ["type" => "mediumint unsigned", "not null" => "1", "primary" => "1", "comment" => "Maximum width passed to Oembed"],
 899                         "content" => ["type" => "mediumtext", "comment" => "OEmbed data of the page"],
 900                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of creation"],
 901                 ],
 902                 "indexes" => [
 903                         "PRIMARY" => ["url", "maxwidth"],
 904                         "created" => ["created"],
 905                 ]
 906         ],
 907         "openwebauth-token" => [
 908                 "comment" => "Store OpenWebAuth token to verify contacts",
 909                 "fields" => [
 910                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 911                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 912                         "type" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Verify type"],
 913                         "token" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "A generated token"],
 914                         "meta" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 915                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of creation"],
 916                 ],
 917                 "indexes" => [
 918                         "PRIMARY" => ["id"],
 919                 ]
 920         ],
 921         "parsed_url" => [
 922                 "comment" => "cache for 'parse_url' queries",
 923                 "fields" => [
 924                         "url" => ["type" => "varbinary(255)", "not null" => "1", "primary" => "1", "comment" => "page url"],
 925                         "guessing" => ["type" => "boolean", "not null" => "1", "default" => "0", "primary" => "1", "comment" => "is the 'guessing' mode active?"],
 926                         "oembed" => ["type" => "boolean", "not null" => "1", "default" => "0", "primary" => "1", "comment" => "is the data the result of oembed?"],
 927                         "content" => ["type" => "mediumtext", "comment" => "page data"],
 928                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "datetime of creation"],
 929                 ],
 930                 "indexes" => [
 931                         "PRIMARY" => ["url", "guessing", "oembed"],
 932                         "created" => ["created"],
 933                 ]
 934         ],
 935         "participation" => [
 936                 "comment" => "Storage for participation messages from Diaspora",
 937                 "fields" => [
 938                         "iid" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "relation" => ["item" => "id"], "comment" => ""],
 939                         "server" => ["type" => "varchar(60)", "not null" => "1", "primary" => "1", "comment" => ""],
 940                         "cid" => ["type" => "int unsigned", "not null" => "1", "relation" => ["contact" => "id"], "comment" => ""],
 941                         "fid" => ["type" => "int unsigned", "not null" => "1", "relation" => ["fcontact" => "id"], "comment" => ""],
 942                 ],
 943                 "indexes" => [
 944                         "PRIMARY" => ["iid", "server"],
 945                         "cid" => ["cid"],
 946                         "fid" => ["fid"]
 947                 ]
 948         ],
 949         "pconfig" => [
 950                 "comment" => "personal (per user) configuration storage",
 951                 "fields" => [
 952                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
 953                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
 954                         "cat" => ["type" => "varbinary(50)", "not null" => "1", "default" => "", "comment" => ""],
 955                         "k" => ["type" => "varbinary(100)", "not null" => "1", "default" => "", "comment" => ""],
 956                         "v" => ["type" => "mediumtext", "comment" => ""],
 957                 ],
 958                 "indexes" => [
 959                         "PRIMARY" => ["id"],
 960                         "uid_cat_k" => ["UNIQUE", "uid", "cat", "k"],
 961                 ]
 962         ],
 963         "permissionset" => [
 964                 "comment" => "",
 965                 "fields" => [
 966                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 967                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner id of this permission set"],
 968                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>'"],
 969                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
 970                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
 971                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
 972                 ],
 973                 "indexes" => [
 974                         "PRIMARY" => ["id"],
 975                         "uid_allow_cid_allow_gid_deny_cid_deny_gid" => ["allow_cid(50)", "allow_gid(30)", "deny_cid(50)", "deny_gid(30)"],
 976                 ]
 977         ],
 978         "photo" => [
 979                 "comment" => "photo storage",
 980                 "fields" => [
 981                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
 982                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
 983                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id"],
 984                         "guid" => ["type" => "char(16)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this photo"],
 985                         "resource-id" => ["type" => "char(32)", "not null" => "1", "default" => "", "comment" => ""],
 986                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "creation date"],
 987                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "last edited date"],
 988                         "title" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 989                         "desc" => ["type" => "text", "comment" => ""],
 990                         "album" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "The name of the album to which the photo belongs"],
 991                         "filename" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
 992                         "type" => ["type" => "varchar(30)", "not null" => "1", "default" => "image/jpeg"],
 993                         "height" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 994                         "width" => ["type" => "smallint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 995                         "datasize" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 996                         "data" => ["type" => "mediumblob", "not null" => "1", "comment" => ""],
 997                         "scale" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
 998                         "profile" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
 999                         "allow_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed contact.id '<19><78>'"],
1000                         "allow_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of allowed groups"],
1001                         "deny_cid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied contact.id"],
1002                         "deny_gid" => ["type" => "mediumtext", "comment" => "Access Control - list of denied groups"],
1003                         "backend-class" => ["type" => "tinytext", "comment" => "Storage backend class"],
1004                         "backend-ref" => ["type" => "text", "comment" => "Storage backend data reference"],
1005                         "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""]
1006                 ],
1007                 "indexes" => [
1008                         "PRIMARY" => ["id"],
1009                         "contactid" => ["contact-id"],
1010                         "uid_contactid" => ["uid", "contact-id"],
1011                         "uid_profile" => ["uid", "profile"],
1012                         "uid_album_scale_created" => ["uid", "album(32)", "scale", "created"],
1013                         "uid_album_resource-id_created" => ["uid", "album(32)", "resource-id", "created"],
1014                         "resource-id" => ["resource-id"],
1015                 ]
1016         ],
1017         "poll" => [
1018                 "comment" => "Currently unused table for storing poll results",
1019                 "fields" => [
1020                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
1021                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1022                         "q0" => ["type" => "text", "comment" => ""],
1023                         "q1" => ["type" => "text", "comment" => ""],
1024                         "q2" => ["type" => "text", "comment" => ""],
1025                         "q3" => ["type" => "text", "comment" => ""],
1026                         "q4" => ["type" => "text", "comment" => ""],
1027                         "q5" => ["type" => "text", "comment" => ""],
1028                         "q6" => ["type" => "text", "comment" => ""],
1029                         "q7" => ["type" => "text", "comment" => ""],
1030                         "q8" => ["type" => "text", "comment" => ""],
1031                         "q9" => ["type" => "text", "comment" => ""],
1032                 ],
1033                 "indexes" => [
1034                         "PRIMARY" => ["id"],
1035                         "uid" => ["uid"],
1036                 ]
1037         ],
1038         "poll_result" => [
1039                 "comment" => "data for polls - currently unused",
1040                 "fields" => [
1041                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1042                         "poll_id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["poll" => "id"]],
1043                         "choice" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1044                 ],
1045                 "indexes" => [
1046                         "PRIMARY" => ["id"],
1047                         "poll_id" => ["poll_id"],
1048                 ]
1049         ],
1050         "process" => [
1051                 "comment" => "Currently running system processes",
1052                 "fields" => [
1053                         "pid" => ["type" => "int unsigned", "not null" => "1", "primary" => "1", "comment" => ""],
1054                         "command" => ["type" => "varbinary(32)", "not null" => "1", "default" => "", "comment" => ""],
1055                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1056                 ],
1057                 "indexes" => [
1058                         "PRIMARY" => ["pid"],
1059                         "command" => ["command"],
1060                 ]
1061         ],
1062         "profile" => [
1063                 "comment" => "user profiles data",
1064                 "fields" => [
1065                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1066                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "Owner User id"],
1067                         "profile-name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name of the profile"],
1068                         "is-default" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Mark this profile as default profile"],
1069                         "hide-friends" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Hide friend list from viewers of this profile"],
1070                         "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1071                         "pdesc" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Title or description"],
1072                         "dob" => ["type" => "varchar(32)", "not null" => "1", "default" => "0000-00-00", "comment" => "Day of birth"],
1073                         "address" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1074                         "locality" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1075                         "region" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1076                         "postal-code" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
1077                         "country-name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1078                         "hometown" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1079                         "gender" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => ""],
1080                         "marital" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1081                         "with" => ["type" => "text", "comment" => ""],
1082                         "howlong" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1083                         "sexual" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1084                         "politic" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1085                         "religion" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1086                         "pub_keywords" => ["type" => "text", "comment" => ""],
1087                         "prv_keywords" => ["type" => "text", "comment" => ""],
1088                         "likes" => ["type" => "text", "comment" => ""],
1089                         "dislikes" => ["type" => "text", "comment" => ""],
1090                         "about" => ["type" => "text", "comment" => ""],
1091                         "summary" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1092                         "music" => ["type" => "text", "comment" => ""],
1093                         "book" => ["type" => "text", "comment" => ""],
1094                         "tv" => ["type" => "text", "comment" => ""],
1095                         "film" => ["type" => "text", "comment" => ""],
1096                         "interest" => ["type" => "text", "comment" => ""],
1097                         "romance" => ["type" => "text", "comment" => ""],
1098                         "work" => ["type" => "text", "comment" => ""],
1099                         "education" => ["type" => "text", "comment" => ""],
1100                         "contact" => ["type" => "text", "comment" => ""],
1101                         "homepage" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1102                         "xmpp" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1103                         "photo" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1104                         "thumb" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1105                         "publish" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "publish default profile in local directory"],
1106                         "net-publish" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "publish profile in global directory"],
1107                 ],
1108                 "indexes" => [
1109                         "PRIMARY" => ["id"],
1110                         "uid_is-default" => ["uid", "is-default"],
1111                         "pub_keywords" => ["FULLTEXT", "pub_keywords"],
1112                 ]
1113         ],
1114         "profile_check" => [
1115                 "comment" => "DFRN remote auth use",
1116                 "fields" => [
1117                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1118                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1119                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "contact.id"],
1120                         "dfrn_id" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1121                         "sec" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1122                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1123                 ],
1124                 "indexes" => [
1125                         "PRIMARY" => ["id"],
1126                 ]
1127         ],
1128         "push_subscriber" => [
1129                 "comment" => "Used for OStatus: Contains feed subscribers",
1130                 "fields" => [
1131                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1132                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1133                         "callback_url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1134                         "topic" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1135                         "nickname" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1136                         "push" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => "Retrial counter"],
1137                         "last_update" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last successful trial"],
1138                         "next_try" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Next retrial date"],
1139                         "renewed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Date of last subscription renewal"],
1140                         "secret" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1141                 ],
1142                 "indexes" => [
1143                         "PRIMARY" => ["id"],
1144                         "next_try" => ["next_try"],
1145                 ]
1146         ],
1147         "register" => [
1148                 "comment" => "registrations requiring admin approval",
1149                 "fields" => [
1150                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1151                         "hash" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1152                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1153                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1154                         "password" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1155                         "language" => ["type" => "varchar(16)", "not null" => "1", "default" => "", "comment" => ""],
1156                         "note" => ["type" => "text", "comment" => ""],
1157                 ],
1158                 "indexes" => [
1159                         "PRIMARY" => ["id"],
1160                 ]
1161         ],
1162         "search" => [
1163                 "comment" => "",
1164                 "fields" => [
1165                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1166                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1167                         "term" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1168                 ],
1169                 "indexes" => [
1170                         "PRIMARY" => ["id"],
1171                         "uid" => ["uid"],
1172                 ]
1173         ],
1174         "session" => [
1175                 "comment" => "web session storage",
1176                 "fields" => [
1177                         "id" => ["type" => "bigint unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1178                         "sid" => ["type" => "varbinary(255)", "not null" => "1", "default" => "", "comment" => ""],
1179                         "data" => ["type" => "text", "comment" => ""],
1180                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1181                 ],
1182                 "indexes" => [
1183                         "PRIMARY" => ["id"],
1184                         "sid" => ["sid(64)"],
1185                         "expire" => ["expire"],
1186                 ]
1187         ],
1188         "sign" => [
1189                 "comment" => "Diaspora signatures",
1190                 "fields" => [
1191                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1192                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => "item.id"],
1193                         "signed_text" => ["type" => "mediumtext", "comment" => ""],
1194                         "signature" => ["type" => "text", "comment" => ""],
1195                         "signer" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1196                 ],
1197                 "indexes" => [
1198                         "PRIMARY" => ["id"],
1199                         "iid" => ["UNIQUE", "iid"],
1200                 ]
1201         ],
1202         "term" => [
1203                 "comment" => "item taxonomy (categories, tags, etc.) table",
1204                 "fields" => [
1205                         "tid" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => ""],
1206                         "oid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["item" => "id"], "comment" => ""],
1207                         "otype" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1208                         "type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1209                         "term" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1210                         "url" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1211                         "guid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1212                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1213                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1214                         "global" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1215                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1216                 ],
1217                 "indexes" => [
1218                         "PRIMARY" => ["tid"],
1219                         "term_type" => ["term(64)", "type"],
1220                         "oid_otype_type_term" => ["oid", "otype", "type", "term(32)"],
1221                         "uid_otype_type_term_global_created" => ["uid", "otype", "type", "term(32)", "global", "created"],
1222                         "uid_otype_type_url" => ["uid", "otype", "type", "url(64)"],
1223                         "guid" => ["guid(64)"],
1224                 ]
1225         ],
1226         "thread" => [
1227                 "comment" => "Thread related data",
1228                 "fields" => [
1229                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["item" => "id"],
1230                                 "comment" => "sequential ID"],
1231                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1232                         "contact-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => ""],
1233                         "owner-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Item owner"],
1234                         "author-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["contact" => "id"], "comment" => "Item author"],
1235                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1236                         "edited" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1237                         "commented" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1238                         "received" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1239                         "changed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""],
1240                         "wall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1241                         "private" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1242                         "pubmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1243                         "moderated" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1244                         "visible" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1245                         "starred" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1246                         "ignored" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1247                         "post-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "Post type (personal note, bookmark, ...)"],
1248                         "unseen" => ["type" => "boolean", "not null" => "1", "default" => "1", "comment" => ""],
1249                         "deleted" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1250                         "origin" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1251                         "forum_mode" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1252                         "mention" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1253                         "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => ""],
1254                         "bookmark" => ["type" => "boolean", "comment" => ""],
1255                 ],
1256                 "indexes" => [
1257                         "PRIMARY" => ["iid"],
1258                         "uid_network_commented" => ["uid", "network", "commented"],
1259                         "uid_network_received" => ["uid", "network", "received"],
1260                         "uid_contactid_commented" => ["uid", "contact-id", "commented"],
1261                         "uid_contactid_received" => ["uid", "contact-id", "received"],
1262                         "contactid" => ["contact-id"],
1263                         "ownerid" => ["owner-id"],
1264                         "authorid" => ["author-id"],
1265                         "uid_received" => ["uid", "received"],
1266                         "uid_commented" => ["uid", "commented"],
1267                         "uid_wall_received" => ["uid", "wall", "received"],
1268                         "private_wall_origin_commented" => ["private", "wall", "origin", "commented"],
1269                 ]
1270         ],
1271         "tokens" => [
1272                 "comment" => "OAuth usage",
1273                 "fields" => [
1274                         "id" => ["type" => "varchar(40)", "not null" => "1", "primary" => "1", "comment" => ""],
1275                         "secret" => ["type" => "text", "comment" => ""],
1276                         "client_id" => ["type" => "varchar(20)", "not null" => "1", "default" => "", "relation" => ["clients" => "client_id"]],
1277                         "expires" => ["type" => "int", "not null" => "1", "default" => "0", "comment" => ""],
1278                         "scope" => ["type" => "varchar(200)", "not null" => "1", "default" => "", "comment" => ""],
1279                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"], "comment" => "User id"],
1280                 ],
1281                 "indexes" => [
1282                         "PRIMARY" => ["id"],
1283                 ]
1284         ],
1285         "user" => [
1286                 "comment" => "The local users",
1287                 "fields" => [
1288                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1289                         "parent-uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "relation" => ["user" => "uid"],
1290                                 "comment" => "The parent user that has full control about this user"],
1291                         "guid" => ["type" => "varchar(64)", "not null" => "1", "default" => "", "comment" => "A unique identifier for this user"],
1292                         "username" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this user is known by"],
1293                         "password" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "encrypted password"],
1294                         "legacy_password" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Is the password hash double-hashed?"],
1295                         "nickname" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "nick- and user name"],
1296                         "email" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "the users email address"],
1297                         "openid" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => ""],
1298                         "timezone" => ["type" => "varchar(128)", "not null" => "1", "default" => "", "comment" => "PHP-legal timezone"],
1299                         "language" => ["type" => "varchar(32)", "not null" => "1", "default" => "en", "comment" => "default language"],
1300                         "register_date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp of registration"],
1301                         "login_date" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp of last login"],
1302                         "default-location" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Default for item.location"],
1303                         "allow_location" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 allows to display the location"],
1304                         "theme" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "user theme preference"],
1305                         "pubkey" => ["type" => "text", "comment" => "RSA public key 4096 bit"],
1306                         "prvkey" => ["type" => "text", "comment" => "RSA private key 4096 bit"],
1307                         "spubkey" => ["type" => "text", "comment" => ""],
1308                         "sprvkey" => ["type" => "text", "comment" => ""],
1309                         "verified" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "user is verified through email"],
1310                         "blocked" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "1 for user is blocked"],
1311                         "blockwall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Prohibit contacts to post to the profile page of the user"],
1312                         "hidewall" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Hide profile details from unkown viewers"],
1313                         "blocktags" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Prohibit contacts to tag the post of this user"],
1314                         "unkmail" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Permit unknown people to send private mails to this user"],
1315                         "cntunkmail" => ["type" => "int unsigned", "not null" => "1", "default" => "10", "comment" => ""],
1316                         "notify-flags" => ["type" => "smallint unsigned", "not null" => "1", "default" => "65535", "comment" => "email notification options"],
1317                         "page-flags" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "page/profile type"],
1318                         "account-type" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1319                         "prvnets" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1320                         "pwdreset" => ["type" => "varchar(255)", "comment" => "Password reset request token"],
1321                         "pwdreset_time" => ["type" => "datetime", "comment" => "Timestamp of the last password reset request"],
1322                         "maxreq" => ["type" => "int unsigned", "not null" => "1", "default" => "10", "comment" => ""],
1323                         "expire" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1324                         "account_removed" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "if 1 the account is removed"],
1325                         "account_expired" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
1326                         "account_expires_on" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp when account expires and will be deleted"],
1327                         "expire_notification_sent" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "timestamp of last warning of account expiration"],
1328                         "def_gid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => ""],
1329                         "allow_cid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1330                         "allow_gid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1331                         "deny_cid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1332                         "deny_gid" => ["type" => "mediumtext", "comment" => "default permission for this user"],
1333                         "openidserver" => ["type" => "text", "comment" => ""],
1334                 ],
1335                 "indexes" => [
1336                         "PRIMARY" => ["uid"],
1337                         "nickname" => ["nickname(32)"],
1338                 ]
1339         ],
1340         "userd" => [
1341                 "comment" => "Deleted usernames",
1342                 "fields" => [
1343                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "sequential ID"],
1344                         "username" => ["type" => "varchar(255)", "not null" => "1", "comment" => ""],
1345                 ],
1346                 "indexes" => [
1347                         "PRIMARY" => ["id"],
1348                         "username" => ["username(32)"],
1349                 ]
1350         ],
1351         "user-contact" => [
1352                 "comment" => "User specific public contact data",
1353                 "fields" => [
1354                         "cid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["contact" => "id"], "comment" => "Contact id of the linked public contact"],
1355                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User id"],
1356                         "blocked" => ["type" => "boolean", "comment" => "Contact is completely blocked for this user"],
1357                         "ignored" => ["type" => "boolean", "comment" => "Posts from this contact are ignored"],
1358                         "collapsed" => ["type" => "boolean", "comment" => "Posts from this contact are collapsed"]
1359                 ],
1360                 "indexes" => [
1361                         "PRIMARY" => ["uid", "cid"]
1362                 ]
1363         ],
1364         "user-item" => [
1365                 "comment" => "User specific item data",
1366                 "fields" => [
1367                         "iid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["item" => "id"], "comment" => "Item id"],
1368                         "uid" => ["type" => "mediumint unsigned", "not null" => "1", "default" => "0", "primary" => "1", "relation" => ["user" => "uid"], "comment" => "User id"],
1369                         "hidden" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Marker to hide an item from the user"],
1370                         "ignored" => ["type" => "boolean", "comment" => "Ignore this thread if set"]
1371                 ],
1372                 "indexes" => [
1373                         "PRIMARY" => ["uid", "iid"]
1374                 ]
1375         ],
1376         "worker-ipc" => [
1377                 "comment" => "Inter process communication between the frontend and the worker",
1378                 "fields" => [
1379                         "key" => ["type" => "int", "not null" => "1", "primary" => "1", "comment" => ""],
1380                         "jobs" => ["type" => "boolean", "comment" => "Flag for outstanding jobs"],
1381                 ],
1382                 "indexes" => [
1383                         "PRIMARY" => ["key"],
1384                 ],
1385                 "engine" => "MEMORY",
1386         ],
1387         "workerqueue" => [
1388                 "comment" => "Background tasks queue entries",
1389                 "fields" => [
1390                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "Auto incremented worker task id"],
1391                         "parameter" => ["type" => "mediumtext", "comment" => "Task command"],
1392                         "priority" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "Task priority"],
1393                         "created" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Creation date"],
1394                         "pid" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "comment" => "Process id of the worker"],
1395                         "executed" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Execution date"],
1396                         "next_try" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => "Next retrial date"],
1397                         "retrial" => ["type" => "tinyint", "not null" => "1", "default" => "0", "comment" => "Retrial counter"],
1398                         "done" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => "Marked 1 when the task was done - will be deleted later"],
1399                 ],
1400                 "indexes" => [
1401                         "PRIMARY" => ["id"],
1402                         "done_parameter" => ["done", "parameter(64)"],
1403                         "done_executed" => ["done", "executed"],
1404                         "done_priority_created" => ["done", "priority", "created"],
1405                         "done_priority_next_try" => ["done", "priority", "next_try"],
1406                         "done_pid_next_try" => ["done", "pid", "next_try"],
1407                         "done_pid_priority_created" => ["done", "pid", "priority", "created"]
1408                 ]
1409         ],
1410         "storage" => [
1411                 "comment" => "Data stored by Database storage backend",
1412                 "fields" => [
1413                         "id" => ["type" => "int unsigned", "not null" => "1", "extra" => "auto_increment", "primary" => "1", "comment" => "Auto incremented image data id"],
1414                         "data" => ["type" => "longblob", "not null" => "1", "comment" => "file data"]
1415                 ],
1416                 "indexes" => [
1417                         "PRIMARY" => ["id"]
1418                 ]
1419         ]
1420 ];
1421