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_rights tinyblob NOT NULL default '',
  12   user_password tinyblob NOT NULL default '',
  13   user_newpassword tinyblob NOT NULL default '',
  14   user_email tinytext NOT NULL default '',
  15   user_options blob NOT NULL default '',
  16   user_touched char(14) binary NOT NULL default '',
  17   UNIQUE KEY user_id (user_id)
  18 ) PACK_KEYS=1;
  19
  20 CREATE TABLE user_newtalk (
  21   user_id int(5) NOT NULL default '0',
  22   user_ip varchar(40) NOT NULL default ''
  23 );
  24
  25 CREATE TABLE cur (
  26   cur_id int(8) unsigned NOT NULL auto_increment,
  27   cur_namespace tinyint(2) unsigned NOT NULL default '0',
  28   cur_title varchar(255) binary NOT NULL default '',
  29   cur_text mediumtext NOT NULL default '',
  30   cur_comment tinyblob NOT NULL default '',
  31   cur_user int(5) unsigned NOT NULL default '0',
  32   cur_user_text varchar(255) binary NOT NULL default '',
  33   cur_timestamp char(14) binary NOT NULL default '',
  34   cur_restrictions tinyblob NOT NULL default '',
  35   cur_counter bigint(20) unsigned NOT NULL default '0',
  36   cur_is_redirect tinyint(1) unsigned NOT NULL default '0',
  37   cur_minor_edit tinyint(1) unsigned NOT NULL default '0',
  38   cur_is_new tinyint(1) unsigned NOT NULL default '0',
  39   cur_random real unsigned NOT NULL,
  40   cur_touched char(14) binary NOT NULL default '',
  41   inverse_timestamp char(14) binary NOT NULL default '',
  42   UNIQUE KEY cur_id (cur_id)
  43 ) PACK_KEYS=1;
  44
  45 CREATE TABLE old (
  46   old_id int(8) unsigned NOT NULL auto_increment,
  47   old_namespace tinyint(2) unsigned NOT NULL default '0',
  48   old_title varchar(255) binary NOT NULL default '',
  49   old_text mediumtext NOT NULL default '',
  50   old_comment tinyblob NOT NULL default '',
  51   old_user int(5) unsigned NOT NULL default '0',
  52   old_user_text varchar(255) binary NOT NULL,
  53   old_timestamp char(14) binary NOT NULL default '',
  54   old_minor_edit tinyint(1) NOT NULL default '0',
  55   old_flags tinyblob NOT NULL default '',
  56   inverse_timestamp char(14) binary NOT NULL default '',
  57   UNIQUE KEY old_id (old_id)
  58 ) PACK_KEYS=1;
  59
  60 CREATE TABLE archive (
  61   ar_namespace tinyint(2) unsigned NOT NULL default '0',
  62   ar_title varchar(255) binary NOT NULL default '',
  63   ar_text mediumtext NOT NULL default '',
  64   ar_comment tinyblob NOT NULL default '',
  65   ar_user int(5) unsigned NOT NULL default '0',
  66   ar_user_text varchar(255) binary NOT NULL,
  67   ar_timestamp char(14) binary NOT NULL default '',
  68   ar_minor_edit tinyint(1) NOT NULL default '0',
  69   ar_flags tinyblob NOT NULL default ''
  70 ) PACK_KEYS=1;
  71
  72 --
  73 -- Track links that do exist
  74 -- l_from and l_to key to cur_id
  75 --
  76 CREATE TABLE links (
  77   l_from int(8) unsigned NOT NULL default '0',
  78   l_to int(8) unsigned NOT NULL default '0',
  79   UNIQUE KEY l_from(l_from,l_to),
  80   KEY (l_to)
  81 );
  82
  83 --
  84 -- Track links to pages that don't yet exist.
  85 -- bl_from keys to cur_id
  86 -- bl_to is a text link (namespace:title)
  87 --
  88 CREATE TABLE brokenlinks (
  89   bl_from int(8) unsigned NOT NULL default '0',
  90   bl_to varchar(255) binary NOT NULL default '',
  91   UNIQUE KEY bl_from(bl_from,bl_to),
  92   KEY (bl_to)
  93 );
  94
  95 --
  96 -- Track links to images *used inline*
  97 -- il_from keys to cur_id, il_to keys to image_name.
  98 -- We don't distinguish live from broken links.
  99 --
 100 CREATE TABLE imagelinks (
 101   il_from int(8) unsigned NOT NULL default '0',
 102   il_to varchar(255) binary NOT NULL default '',
 103   UNIQUE KEY il_from(il_from,il_to),
 104   KEY (il_to)
 105 );
 106
 107 --
 108 -- Track category inclusions *used inline*
 109 -- cl_from keys to cur_id, cl_to keys to cur_title of the category page.
 110 -- cl_sortkey is the title of the linking page or an optional override
 111 -- cl_timestamp marks when the link was last added
 112 --
 113 CREATE TABLE categorylinks (
 114   cl_from int(8) unsigned NOT NULL default '0',
 115   cl_to varchar(255) binary NOT NULL default '',
 116   cl_sortkey varchar(255) binary NOT NULL default '',
 117   cl_timestamp timestamp NOT NULL,
 118   UNIQUE KEY cl_from(cl_from,cl_to),
 119   KEY cl_sortkey(cl_to,cl_sortkey(128)),
 120   KEY cl_timestamp(cl_to,cl_timestamp)
 121 );
 122
 123 --
 124 -- Stores (possibly gzipped) serialized objects with
 125 -- cache arrays to reduce database load slurping up
 126 -- from links and brokenlinks.
 127 --
 128 CREATE TABLE linkscc (
 129   lcc_pageid INT UNSIGNED NOT NULL UNIQUE KEY,
 130   lcc_cacheobj MEDIUMBLOB NOT NULL
 131 );
 132
 133 CREATE TABLE site_stats (
 134   ss_row_id int(8) unsigned NOT NULL,
 135   ss_total_views bigint(20) unsigned default '0',
 136   ss_total_edits bigint(20) unsigned default '0',
 137   ss_good_articles bigint(20) unsigned default '0',
 138   UNIQUE KEY ss_row_id (ss_row_id)
 139 );
 140
 141 CREATE TABLE hitcounter (
 142   hc_id INTEGER UNSIGNED NOT NULL
 143 ) TYPE=HEAP MAX_ROWS=25000;
 144
 145 CREATE TABLE ipblocks (
 146   ipb_id int(8) NOT NULL auto_increment,
 147   ipb_address varchar(40) binary NOT NULL default '',
 148   ipb_user int(8) unsigned NOT NULL default '0',
 149   ipb_by int(8) unsigned NOT NULL default '0',
 150   ipb_reason tinyblob NOT NULL default '',
 151   ipb_timestamp char(14) binary NOT NULL default '',
 152   ipb_auto tinyint(1) NOT NULL default '0',
 153   ipb_expiry char(14) binary NOT NULL default '',
 154   UNIQUE KEY ipb_id (ipb_id)
 155 ) PACK_KEYS=1;
 156
 157 CREATE TABLE image (
 158   img_name varchar(255) binary NOT NULL default '',
 159   img_size int(8) unsigned NOT NULL default '0',
 160   img_description tinyblob NOT NULL default '',
 161   img_user int(5) unsigned NOT NULL default '0',
 162   img_user_text varchar(255) binary NOT NULL default '',
 163   img_timestamp char(14) binary NOT NULL default ''
 164 ) PACK_KEYS=1;
 165
 166 CREATE TABLE oldimage (
 167   oi_name varchar(255) binary NOT NULL default '',
 168   oi_archive_name varchar(255) binary NOT NULL default '',
 169   oi_size int(8) unsigned NOT NULL default 0,
 170   oi_description tinyblob NOT NULL default '',
 171   oi_user int(5) unsigned NOT NULL default '0',
 172   oi_user_text varchar(255) binary NOT NULL default '',
 173   oi_timestamp char(14) binary NOT NULL default ''
 174 ) PACK_KEYS=1;
 175
 176 CREATE TABLE recentchanges (
 177   rc_timestamp varchar(14) binary NOT NULL default '',
 178   rc_cur_time varchar(14) binary NOT NULL default '',
 179   rc_user int(10) unsigned NOT NULL default '0',
 180   rc_user_text varchar(255) binary NOT NULL default '',
 181   rc_namespace tinyint(3) unsigned NOT NULL default '0',
 182   rc_title varchar(255) binary NOT NULL default '',
 183   rc_comment varchar(255) binary NOT NULL default '',
 184   rc_minor tinyint(3) unsigned NOT NULL default '0',
 185   rc_bot tinyint(3) unsigned NOT NULL default '0',
 186   rc_new tinyint(3) unsigned NOT NULL default '0',
 187   rc_cur_id int(10) unsigned NOT NULL default '0',
 188   rc_this_oldid int(10) unsigned NOT NULL default '0',
 189   rc_last_oldid int(10) unsigned NOT NULL default '0',
 190   rc_type tinyint(3) unsigned NOT NULL default '0',
 191   rc_moved_to_ns tinyint(3) unsigned NOT NULL default '0',
 192   rc_moved_to_title varchar(255) binary NOT NULL default ''
 193 ) PACK_KEYS=1;
 194
 195 CREATE TABLE watchlist (
 196   wl_user int(5) unsigned NOT NULL,
 197   wl_namespace tinyint(2) unsigned NOT NULL default '0',
 198   wl_title varchar(255) binary NOT NULL default '',
 199   UNIQUE KEY (wl_user, wl_namespace, wl_title)
 200 ) PACK_KEYS=1;
 201
 202 CREATE TABLE math (
 203   math_inputhash varchar(16) NOT NULL,
 204   math_outputhash varchar(16) NOT NULL,
 205   math_html_conservativeness tinyint(1) NOT NULL,
 206   math_html text,
 207   math_mathml text,
 208   UNIQUE KEY math_inputhash (math_inputhash)
 209 );
 210
 211
 212 -- Table searchindex must be MyISAM for fulltext support
 213
 214 CREATE TABLE searchindex (
 215   si_page int(8) unsigned NOT NULL,
 216   si_title varchar(255) NOT NULL default '',
 217   si_text mediumtext NOT NULL default '',
 218   UNIQUE KEY (si_page)
 219 ) PACK_KEYS=1;
 220
 221 CREATE TABLE interwiki (
 222   iw_prefix char(32) NOT NULL,
 223   iw_url char(127) NOT NULL,
 224   iw_local BOOL NOT NULL,
 225   UNIQUE KEY iw_prefix (iw_prefix)
 226 );
 227
 228 -- Used for caching expensive grouped queries
 229 CREATE TABLE querycache (
 230   qc_type char(32) NOT NULL,
 231   qc_value int(5) unsigned NOT NULL default '0',
 232   qc_namespace tinyint(2) unsigned NOT NULL default '0',
 233   qc_title char(255) binary NOT NULL default '',
 234   KEY (qc_type,qc_value)
 235 );
 236
 237 -- For a few generic cache operations if not using Memcached
 238 CREATE TABLE objectcache (
 239   keyname char(255) binary not null default '',
 240   value mediumblob,
 241   exptime datetime,
 242   unique key (keyname),
 243   key (exptime)
 244 );