maintenance/tables.sql

   1 -- SQL to create the initial tables for the Wikipedia database.
   2 -- This is read and executed by the install script; you should
   3 -- never have to run it by itself.
   4 --
   5 -- Indexes should be defined here; please import the rest from indexes.sql.
   6
   7 CREATE TABLE user (
   8   user_id int(5) unsigned NOT NULL auto_increment,
   9   user_name varchar(255) binary NOT NULL default '',
  10   user_real_name varchar(255) binary NOT NULL default '',
  11   user_password tinyblob NOT NULL default '',
  12   user_newpassword tinyblob NOT NULL default '',
  13   user_email tinytext NOT NULL default '',
  14   user_options blob NOT NULL default '',
  15   user_touched char(14) binary NOT NULL default '',
  16   UNIQUE KEY user_id (user_id)
  17 ) PACK_KEYS=1;
  18
  19 CREATE TABLE user_rights (
  20   user_id int(5) unsigned NOT NULL,
  21   user_rights tinyblob NOT NULL default '',
  22   UNIQUE KEY user_id (user_id)
  23 ) PACK_KEYS=1;
  24
  25 CREATE TABLE user_newtalk (
  26   user_id int(5) NOT NULL default '0',
  27   user_ip varchar(40) NOT NULL default ''
  28 );
  29
  30 CREATE TABLE cur (
  31   cur_id int(8) unsigned NOT NULL auto_increment,
  32   cur_namespace tinyint(2) unsigned NOT NULL default '0',
  33   cur_title varchar(255) binary NOT NULL default '',
  34   cur_text mediumtext NOT NULL default '',
  35   cur_comment tinyblob NOT NULL default '',
  36   cur_user int(5) unsigned NOT NULL default '0',
  37   cur_user_text varchar(255) binary NOT NULL default '',
  38   cur_timestamp char(14) binary NOT NULL default '',
  39   cur_restrictions tinyblob NOT NULL default '',
  40   cur_counter bigint(20) unsigned NOT NULL default '0',
  41   cur_is_redirect tinyint(1) unsigned NOT NULL default '0',
  42   cur_minor_edit tinyint(1) unsigned NOT NULL default '0',
  43   cur_is_new tinyint(1) unsigned NOT NULL default '0',
  44   cur_random real unsigned NOT NULL,
  45   cur_touched char(14) binary NOT NULL default '',
  46   inverse_timestamp char(14) binary NOT NULL default '',
  47   UNIQUE KEY cur_id (cur_id)
  48 ) PACK_KEYS=1;
  49
  50 CREATE TABLE old (
  51   old_id int(8) unsigned NOT NULL auto_increment,
  52   old_namespace tinyint(2) unsigned NOT NULL default '0',
  53   old_title varchar(255) binary NOT NULL default '',
  54   old_text mediumtext NOT NULL default '',
  55   old_comment tinyblob NOT NULL default '',
  56   old_user int(5) unsigned NOT NULL default '0',
  57   old_user_text varchar(255) binary NOT NULL,
  58   old_timestamp char(14) binary NOT NULL default '',
  59   old_minor_edit tinyint(1) NOT NULL default '0',
  60   old_flags tinyblob NOT NULL default '',
  61   inverse_timestamp char(14) binary NOT NULL default '',
  62   UNIQUE KEY old_id (old_id)
  63 ) PACK_KEYS=1;
  64
  65 CREATE TABLE archive (
  66   ar_namespace tinyint(2) unsigned NOT NULL default '0',
  67   ar_title varchar(255) binary NOT NULL default '',
  68   ar_text mediumtext NOT NULL default '',
  69   ar_comment tinyblob NOT NULL default '',
  70   ar_user int(5) unsigned NOT NULL default '0',
  71   ar_user_text varchar(255) binary NOT NULL,
  72   ar_timestamp char(14) binary NOT NULL default '',
  73   ar_minor_edit tinyint(1) NOT NULL default '0',
  74   ar_flags tinyblob NOT NULL default ''
  75 ) PACK_KEYS=1;
  76
  77 --
  78 -- Track links that do exist
  79 -- l_from and l_to key to cur_id
  80 --
  81 CREATE TABLE links (
  82   l_from int(8) unsigned NOT NULL default '0',
  83   l_to int(8) unsigned NOT NULL default '0',
  84   UNIQUE KEY l_from(l_from,l_to),
  85   KEY (l_to)
  86 );
  87
  88 --
  89 -- Track links to pages that don't yet exist.
  90 -- bl_from keys to cur_id
  91 -- bl_to is a text link (namespace:title)
  92 --
  93 CREATE TABLE brokenlinks (
  94   bl_from int(8) unsigned NOT NULL default '0',
  95   bl_to varchar(255) binary NOT NULL default '',
  96   UNIQUE KEY bl_from(bl_from,bl_to),
  97   KEY (bl_to)
  98 );
  99
 100 --
 101 -- Track links to images *used inline*
 102 -- il_from keys to cur_id, il_to keys to image_name.
 103 -- We don't distinguish live from broken links.
 104 --
 105 CREATE TABLE imagelinks (
 106   il_from int(8) unsigned NOT NULL default '0',
 107   il_to varchar(255) binary NOT NULL default '',
 108   UNIQUE KEY il_from(il_from,il_to),
 109   KEY (il_to)
 110 );
 111
 112 --
 113 -- Track category inclusions *used inline*
 114 -- cl_from keys to cur_id, cl_to keys to cur_title of the category page.
 115 -- cl_sortkey is the title of the linking page or an optional override
 116 -- cl_timestamp marks when the link was last added
 117 --
 118 CREATE TABLE categorylinks (
 119   cl_from int(8) unsigned NOT NULL default '0',
 120   cl_to varchar(255) binary NOT NULL default '',
 121   cl_sortkey varchar(255) binary NOT NULL default '',
 122   cl_timestamp timestamp NOT NULL,
 123   UNIQUE KEY cl_from(cl_from,cl_to),
 124   KEY cl_sortkey(cl_to,cl_sortkey(128)),
 125   KEY cl_timestamp(cl_to,cl_timestamp)
 126 );
 127
 128 --
 129 -- Stores (possibly gzipped) serialized objects with
 130 -- cache arrays to reduce database load slurping up
 131 -- from links and brokenlinks.
 132 --
 133 CREATE TABLE linkscc (
 134   lcc_pageid INT UNSIGNED NOT NULL UNIQUE KEY,
 135   lcc_cacheobj MEDIUMBLOB NOT NULL
 136 );
 137
 138 CREATE TABLE site_stats (
 139   ss_row_id int(8) unsigned NOT NULL,
 140   ss_total_views bigint(20) unsigned default '0',
 141   ss_total_edits bigint(20) unsigned default '0',
 142   ss_good_articles bigint(20) unsigned default '0',
 143   UNIQUE KEY ss_row_id (ss_row_id)
 144 );
 145
 146 CREATE TABLE hitcounter (
 147   hc_id INTEGER UNSIGNED NOT NULL
 148 ) TYPE=HEAP MAX_ROWS=25000;
 149
 150 CREATE TABLE ipblocks (
 151   ipb_id int(8) NOT NULL auto_increment,
 152   ipb_address varchar(40) binary NOT NULL default '',
 153   ipb_user int(8) unsigned NOT NULL default '0',
 154   ipb_by int(8) unsigned NOT NULL default '0',
 155   ipb_reason tinyblob NOT NULL default '',
 156   ipb_timestamp char(14) binary NOT NULL default '',
 157   ipb_auto tinyint(1) NOT NULL default '0',
 158   ipb_expiry char(14) binary NOT NULL default '',
 159   UNIQUE KEY ipb_id (ipb_id)
 160 ) PACK_KEYS=1;
 161
 162 CREATE TABLE image (
 163   img_name varchar(255) binary NOT NULL default '',
 164   img_size int(8) unsigned NOT NULL default '0',
 165   img_description tinyblob NOT NULL default '',
 166   img_user int(5) unsigned NOT NULL default '0',
 167   img_user_text varchar(255) binary NOT NULL default '',
 168   img_timestamp char(14) binary NOT NULL default '',
 169   UNIQUE KEY img_name (img_name)
 170 ) PACK_KEYS=1;
 171
 172 CREATE TABLE oldimage (
 173   oi_name varchar(255) binary NOT NULL default '',
 174   oi_archive_name varchar(255) binary NOT NULL default '',
 175   oi_size int(8) unsigned NOT NULL default 0,
 176   oi_description tinyblob NOT NULL default '',
 177   oi_user int(5) unsigned NOT NULL default '0',
 178   oi_user_text varchar(255) binary NOT NULL default '',
 179   oi_timestamp char(14) binary NOT NULL default ''
 180 ) PACK_KEYS=1;
 181
 182 CREATE TABLE recentchanges (
 183   rc_id int(8) NOT NULL auto_increment,
 184   rc_timestamp varchar(14) binary NOT NULL default '',
 185   rc_cur_time varchar(14) binary NOT NULL default '',
 186   rc_user int(10) unsigned NOT NULL default '0',
 187   rc_user_text varchar(255) binary NOT NULL default '',
 188   rc_namespace tinyint(3) NOT NULL default '0',
 189   rc_title varchar(255) binary NOT NULL default '',
 190   rc_comment varchar(255) binary NOT NULL default '',
 191   rc_minor tinyint(3) unsigned NOT NULL default '0',
 192   rc_bot tinyint(3) unsigned NOT NULL default '0',
 193   rc_new tinyint(3) unsigned NOT NULL default '0',
 194   rc_cur_id int(10) unsigned NOT NULL default '0',
 195   rc_this_oldid int(10) unsigned NOT NULL default '0',
 196   rc_last_oldid int(10) unsigned NOT NULL default '0',
 197   rc_type tinyint(3) unsigned NOT NULL default '0',
 198   rc_moved_to_ns tinyint(3) unsigned NOT NULL default '0',
 199   rc_moved_to_title varchar(255) binary NOT NULL default '',
 200   rc_patrolled tinyint(3) unsigned NOT NULL default '0',
 201   rc_ip char(15) NOT NULL default '',
 202   PRIMARY KEY rc_id (rc_id)
 203 ) PACK_KEYS=1;
 204
 205 CREATE TABLE watchlist (
 206   wl_user int(5) unsigned NOT NULL,
 207   wl_namespace tinyint(2) unsigned NOT NULL default '0',
 208   wl_title varchar(255) binary NOT NULL default '',
 209   UNIQUE KEY (wl_user, wl_namespace, wl_title)
 210 ) PACK_KEYS=1;
 211
 212 CREATE TABLE math (
 213   math_inputhash varchar(16) NOT NULL,
 214   math_outputhash varchar(16) NOT NULL,
 215   math_html_conservativeness tinyint(1) NOT NULL,
 216   math_html text,
 217   math_mathml text,
 218   UNIQUE KEY math_inputhash (math_inputhash)
 219 );
 220
 221
 222 -- Table searchindex must be MyISAM for fulltext support
 223
 224 CREATE TABLE searchindex (
 225   si_page int(8) unsigned NOT NULL,
 226   si_title varchar(255) NOT NULL default '',
 227   si_text mediumtext NOT NULL default '',
 228   UNIQUE KEY (si_page)
 229 ) TYPE=MyISAM PACK_KEYS=1;
 230
 231 CREATE TABLE interwiki (
 232   iw_prefix char(32) NOT NULL,
 233   iw_url char(127) NOT NULL,
 234   iw_local BOOL NOT NULL,
 235   UNIQUE KEY iw_prefix (iw_prefix)
 236 );
 237
 238 -- Used for caching expensive grouped queries
 239 CREATE TABLE querycache (
 240   qc_type char(32) NOT NULL,
 241   qc_value int(5) unsigned NOT NULL default '0',
 242   qc_namespace tinyint(2) unsigned NOT NULL default '0',
 243   qc_title char(255) binary NOT NULL default '',
 244   KEY (qc_type,qc_value)
 245 );
 246
 247 -- For a few generic cache operations if not using Memcached
 248 CREATE TABLE objectcache (
 249   keyname char(255) binary not null default '',
 250   value mediumblob,
 251   exptime datetime,
 252   unique key (keyname),
 253   key (exptime)
 254 );
 255
 256 -- For storing revision text
 257 CREATE TABLE blobs (
 258   blob_index char(255) binary NOT NULL default '',
 259   blob_data longblob NOT NULL default '',
 260   UNIQUE key blob_index (blob_index)
 261 );
 262
 263 -- For article validation
 264
 265 CREATE TABLE `validate` (
 266   `val_user` int(11) NOT NULL default '0',
 267   `val_title` varchar(255) binary NOT NULL default '',
 268   `val_timestamp` varchar(14) binary NOT NULL default '',
 269   `val_type` int(10) unsigned NOT NULL default '0',
 270   `val_value` int(11) default '0',
 271   `val_comment` varchar(255) NOT NULL default '',
 272   KEY `val_user` (`val_user`,`val_title`,`val_timestamp`)
 273 );
 274
 275
 276 CREATE TABLE logging (
 277   -- Symbolic keys for the general log type and the action type
 278   -- within the log. The output format will be controlled by the
 279   -- action field, but only the type controls categorization.
 280   log_type char(10) NOT NULL default '',
 281   log_action char(10) NOT NULL default '',
 282
 283   -- Timestamp. Duh.
 284   log_timestamp char(14) NOT NULL default '19700101000000',
 285
 286   -- The user who performed this action; key to user_id
 287   log_user int unsigned NOT NULL default 0,
 288
 289   -- Key to the page affected. Where a user is the target,
 290   -- this will point to the user page.
 291   log_namespace tinyint unsigned NOT NULL default 0,
 292   log_title varchar(255) NOT NULL default '',
 293
 294   -- Freeform text. Interpreted as edit history comments.
 295   log_comment varchar(255) NOT NULL default '',
 296
 297   KEY type_time (log_type, log_timestamp),
 298   KEY user_time (log_user, log_timestamp),
 299   KEY page_time (log_namespace, log_title, log_timestamp)
 300 );