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-rw-r--r--maintenance/mysql5/tables.sql258
1 files changed, 161 insertions, 97 deletions
diff --git a/maintenance/mysql5/tables.sql b/maintenance/mysql5/tables.sql
index 81a4690a..356f3bbf 100644
--- a/maintenance/mysql5/tables.sql
+++ b/maintenance/mysql5/tables.sql
@@ -36,7 +36,7 @@
-- in early 2002 after a lot of trouble with the fields
-- auto-updating.
--
--- The PostgreSQL backend uses DATETIME fields for timestamps,
+-- The Postgres backend uses DATETIME fields for timestamps,
-- and we will migrate the MySQL definitions at some point as
-- well.
--
@@ -77,7 +77,7 @@ CREATE TABLE /*$wgDBprefix*/user (
-- Password hashes, normally hashed like so:
-- MD5(CONCAT(user_id,'-',MD5(plaintext_password))), see
-- wfEncryptPassword() in GlobalFunctions.php
- user_password tinyblob NOT NULL default '',
+ user_password tinyblob NOT NULL,
-- When using 'mail me a new password', a random
-- password is generated and the hash stored here.
@@ -85,15 +85,19 @@ CREATE TABLE /*$wgDBprefix*/user (
-- someone actually logs in with the new password,
-- at which point the hash is moved to user_password
-- and the old password is invalidated.
- user_newpassword tinyblob NOT NULL default '',
+ user_newpassword tinyblob NOT NULL,
+
+ -- Timestamp of the last time when a new password was
+ -- sent, for throttling purposes
+ user_newpass_time char(14) binary,
-- Note: email should be restricted, not public info.
-- Same with passwords.
- user_email tinytext NOT NULL default '',
+ user_email tinytext NOT NULL,
-- Newline-separated list of name=value defining the user
-- preferences
- user_options blob NOT NULL default '',
+ user_options blob NOT NULL,
-- This is a timestamp which is updated when a user
-- logs in, logs out, changes preferences, or performs
@@ -110,24 +114,36 @@ CREATE TABLE /*$wgDBprefix*/user (
-- Initially NULL; when a user's e-mail address has been
-- validated by returning with a mailed token, this is
-- set to the current timestamp.
- user_email_authenticated CHAR(14) BINARY,
+ user_email_authenticated char(14) binary,
-- Randomly generated token created when the e-mail address
-- is set and a confirmation test mail sent.
- user_email_token CHAR(32) BINARY,
+ user_email_token char(32) binary,
-- Expiration date for the user_email_token
- user_email_token_expires CHAR(14) BINARY,
+ user_email_token_expires char(14) binary,
-- Timestamp of account registration.
-- Accounts predating this schema addition may contain NULL.
- user_registration CHAR(14) BINARY,
+ user_registration char(14) binary,
+
+ -- Count of edits and edit-like actions.
+ --
+ -- *NOT* intended to be an accurate copy of COUNT(*) WHERE rev_user=user_id
+ -- May contain NULL for old accounts if batch-update scripts haven't been
+ -- run, as well as listing deleted edits and other myriad ways it could be
+ -- out of sync.
+ --
+ -- Meant primarily for heuristic checks to give an impression of whether
+ -- the account has been used much.
+ --
+ user_editcount int,
PRIMARY KEY user_id (user_id),
UNIQUE INDEX user_name (user_name),
INDEX (user_email_token)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- User permissions have been broken out to a separate table;
@@ -153,7 +169,7 @@ CREATE TABLE /*$wgDBprefix*/user_groups (
PRIMARY KEY (ug_user,ug_group),
KEY (ug_group)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
-- Stores notifications of user talk page changes, for the display
-- of the "you have new messages" box
@@ -165,7 +181,7 @@ CREATE TABLE /*$wgDBprefix*/user_newtalk (
user_ip varchar(40) NOT NULL default '',
INDEX user_id (user_id),
INDEX user_ip (user_ip)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -188,7 +204,7 @@ CREATE TABLE /*$wgDBprefix*/page (
-- Comma-separated set of permission keys indicating who
-- can move or edit the page.
- page_restrictions tinyblob NOT NULL default '',
+ page_restrictions tinyblob NOT NULL,
-- Number of times this page has been viewed.
page_counter bigint(20) unsigned NOT NULL default '0',
@@ -225,7 +241,7 @@ CREATE TABLE /*$wgDBprefix*/page (
INDEX (page_random),
INDEX (page_len)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Every edit of a page creates also a revision row.
@@ -247,7 +263,7 @@ CREATE TABLE /*$wgDBprefix*/revision (
-- Text comment summarizing the change.
-- This text is shown in the history and other changes lists,
-- rendered in a subset of wiki markup by Linker::formatComment()
- rev_comment tinyblob NOT NULL default '',
+ rev_comment tinyblob NOT NULL,
-- Key to user.user_id of the user who made this edit.
-- Stores 0 for anonymous edits and for some mass imports.
@@ -273,7 +289,7 @@ CREATE TABLE /*$wgDBprefix*/revision (
INDEX user_timestamp (rev_user,rev_timestamp),
INDEX usertext_timestamp (rev_user_text,rev_timestamp)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -294,7 +310,7 @@ CREATE TABLE /*$wgDBprefix*/text (
-- Depending on the contents of the old_flags field, the text
-- may be convenient plain text, or it may be funkily encoded.
- old_text mediumblob NOT NULL default '',
+ old_text mediumblob NOT NULL,
-- Comma-separated list of flags:
-- gzip: text is compressed with PHP's gzdeflate() function.
@@ -305,11 +321,11 @@ CREATE TABLE /*$wgDBprefix*/text (
-- The object either contains multiple versions compressed
-- together to achieve a better compression ratio, or it refers
-- to another row where the text can be found.
- old_flags tinyblob NOT NULL default '',
+ old_flags tinyblob NOT NULL,
PRIMARY KEY old_id (old_id)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Holding area for deleted articles, which may be viewed
@@ -327,17 +343,17 @@ CREATE TABLE /*$wgDBprefix*/archive (
-- so old archived pages will remain accessible after
-- upgrading from 1.4 to 1.5.
-- Text may be gzipped or otherwise funky.
- ar_text mediumblob NOT NULL default '',
+ ar_text mediumblob NOT NULL,
-- Basic revision stuff...
- ar_comment tinyblob NOT NULL default '',
+ ar_comment tinyblob NOT NULL,
ar_user int(5) unsigned NOT NULL default '0',
ar_user_text varchar(255) binary NOT NULL,
ar_timestamp char(14) binary NOT NULL default '',
ar_minor_edit tinyint(1) NOT NULL default '0',
-- See ar_text note.
- ar_flags tinyblob NOT NULL default '',
+ ar_flags tinyblob NOT NULL,
-- When revisions are deleted, their unique rev_id is stored
-- here so it can be retained after undeletion. This is necessary
@@ -361,7 +377,7 @@ CREATE TABLE /*$wgDBprefix*/archive (
KEY name_title_timestamp (ar_namespace,ar_title,ar_timestamp)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -378,10 +394,10 @@ CREATE TABLE /*$wgDBprefix*/pagelinks (
pl_namespace int NOT NULL default '0',
pl_title varchar(255) binary NOT NULL default '',
- UNIQUE KEY pl_from(pl_from,pl_namespace,pl_title),
- KEY (pl_namespace,pl_title)
+ UNIQUE KEY pl_from (pl_from,pl_namespace,pl_title),
+ KEY (pl_namespace,pl_title,pl_from)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -398,10 +414,10 @@ CREATE TABLE /*$wgDBprefix*/templatelinks (
tl_namespace int NOT NULL default '0',
tl_title varchar(255) binary NOT NULL default '',
- UNIQUE KEY tl_from(tl_from,tl_namespace,tl_title),
- KEY (tl_namespace,tl_title)
+ UNIQUE KEY tl_from (tl_from,tl_namespace,tl_title),
+ KEY (tl_namespace,tl_title,tl_from)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -418,10 +434,10 @@ CREATE TABLE /*$wgDBprefix*/imagelinks (
-- all such pages are in namespace 6 (NS_IMAGE).
il_to varchar(255) binary NOT NULL default '',
- UNIQUE KEY il_from(il_from,il_to),
- KEY (il_to)
+ UNIQUE KEY il_from (il_from,il_to),
+ KEY (il_to,il_from)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Track category inclusions *used inline*
@@ -452,15 +468,15 @@ CREATE TABLE /*$wgDBprefix*/categorylinks (
-- sorting method by approximate addition time.
cl_timestamp timestamp NOT NULL,
- UNIQUE KEY cl_from(cl_from,cl_to),
+ UNIQUE KEY cl_from (cl_from,cl_to),
-- We always sort within a given category...
- KEY cl_sortkey(cl_to,cl_sortkey),
+ KEY cl_sortkey (cl_to,cl_sortkey),
-- Not really used?
- KEY cl_timestamp(cl_to,cl_timestamp)
+ KEY cl_timestamp (cl_to,cl_timestamp)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Track links to external URLs
@@ -470,7 +486,7 @@ CREATE TABLE /*$wgDBprefix*/externallinks (
el_from int(8) unsigned NOT NULL default '0',
-- The URL
- el_to blob NOT NULL default '',
+ el_to blob NOT NULL,
-- In the case of HTTP URLs, this is the URL with any username or password
-- removed, and with the labels in the hostname reversed and converted to
@@ -483,12 +499,12 @@ CREATE TABLE /*$wgDBprefix*/externallinks (
-- which allows for fast searching for all pages under example.com with the
-- clause:
-- WHERE el_index LIKE 'http://com.example.%'
- el_index blob NOT NULL default '',
+ el_index blob NOT NULL,
KEY (el_from, el_to(40)),
KEY (el_to(60), el_from),
KEY (el_index(60))
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Track interlanguage links
@@ -542,7 +558,7 @@ CREATE TABLE /*$wgDBprefix*/site_stats (
UNIQUE KEY ss_row_id (ss_row_id)
-) TYPE=InnoDB;
+) ENGINE=InnoDB;
--
-- Stores an ID for every time any article is visited;
@@ -552,8 +568,8 @@ CREATE TABLE /*$wgDBprefix*/site_stats (
-- that have been visited.)
--
CREATE TABLE /*$wgDBprefix*/hitcounter (
- hc_id INTEGER UNSIGNED NOT NULL
-) TYPE=HEAP MAX_ROWS=25000;
+ hc_id int unsigned NOT NULL
+) ENGINE=HEAP MAX_ROWS=25000;
--
@@ -565,7 +581,7 @@ CREATE TABLE /*$wgDBprefix*/ipblocks (
ipb_id int(8) NOT NULL auto_increment,
-- Blocked IP address in dotted-quad form or user name.
- ipb_address varchar(40) binary NOT NULL default '',
+ ipb_address tinyblob NOT NULL,
-- Blocked user ID or 0 for IP blocks.
ipb_user int(8) unsigned NOT NULL default '0',
@@ -574,7 +590,7 @@ CREATE TABLE /*$wgDBprefix*/ipblocks (
ipb_by int(8) unsigned NOT NULL default '0',
-- Text comment made by blocker.
- ipb_reason tinyblob NOT NULL default '',
+ ipb_reason tinyblob NOT NULL,
-- Creation (or refresh) date in standard YMDHMS form.
-- IP blocks expire automatically.
@@ -590,6 +606,9 @@ CREATE TABLE /*$wgDBprefix*/ipblocks (
-- Block prevents account creation from matching IP addresses
ipb_create_account bool NOT NULL default 1,
+
+ -- Block triggers autoblocks
+ ipb_enable_autoblock bool NOT NULL default '1',
-- Time at which the block will expire.
ipb_expiry char(14) binary NOT NULL default '',
@@ -610,7 +629,7 @@ CREATE TABLE /*$wgDBprefix*/ipblocks (
INDEX ipb_timestamp (ipb_timestamp),
INDEX ipb_expiry (ipb_expiry)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -626,14 +645,14 @@ CREATE TABLE /*$wgDBprefix*/image (
img_size int(8) unsigned NOT NULL default '0',
-- For images, size in pixels.
- img_width int(5) NOT NULL default '0',
- img_height int(5) NOT NULL default '0',
+ img_width int(5) NOT NULL default '0',
+ img_height int(5) NOT NULL default '0',
-- Extracted EXIF metadata stored as a serialized PHP array.
img_metadata mediumblob NOT NULL,
-- For images, bits per pixel if known.
- img_bits int(3) NOT NULL default '0',
+ img_bits int(3) NOT NULL default '0',
-- Media type as defined by the MEDIATYPE_xxx constants
img_media_type ENUM("UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE") default NULL,
@@ -650,7 +669,7 @@ CREATE TABLE /*$wgDBprefix*/image (
-- Description field as entered by the uploader.
-- This is displayed in image upload history and logs.
- img_description tinyblob NOT NULL default '',
+ img_description tinyblob NOT NULL,
-- user_id and user_name of uploader.
img_user int(5) unsigned NOT NULL default '0',
@@ -667,7 +686,7 @@ CREATE TABLE /*$wgDBprefix*/image (
-- Used by Special:Newimages and Special:Imagelist
INDEX img_timestamp (img_timestamp)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Previous revisions of uploaded files.
@@ -687,14 +706,14 @@ CREATE TABLE /*$wgDBprefix*/oldimage (
oi_width int(5) NOT NULL default 0,
oi_height int(5) NOT NULL default 0,
oi_bits int(3) NOT NULL default 0,
- oi_description tinyblob NOT NULL default '',
+ oi_description tinyblob NOT NULL,
oi_user int(5) unsigned NOT NULL default '0',
oi_user_text varchar(255) binary NOT NULL default '',
oi_timestamp char(14) binary NOT NULL default '',
INDEX oi_name (oi_name(10))
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -702,7 +721,7 @@ CREATE TABLE /*$wgDBprefix*/oldimage (
--
CREATE TABLE /*$wgDBprefix*/filearchive (
-- Unique row id
- fa_id int not null auto_increment,
+ fa_id int NOT NULL auto_increment,
-- Original base filename; key to image.img_name, page.page_title, etc
fa_name varchar(255) binary NOT NULL default '',
@@ -729,14 +748,14 @@ CREATE TABLE /*$wgDBprefix*/filearchive (
-- Duped fields from image
fa_size int(8) unsigned default '0',
- fa_width int(5) default '0',
- fa_height int(5) default '0',
+ fa_width int(5) default '0',
+ fa_height int(5) default '0',
fa_metadata mediumblob,
- fa_bits int(3) default '0',
+ fa_bits int(3) default '0',
fa_media_type ENUM("UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE") default NULL,
fa_major_mime ENUM("unknown", "application", "audio", "image", "text", "video", "message", "model", "multipart") default "unknown",
fa_minor_mime varchar(32) default "unknown",
- fa_description tinyblob default '',
+ fa_description tinyblob,
fa_user int(5) unsigned default '0',
fa_user_text varchar(255) binary default '',
fa_timestamp char(14) binary default '',
@@ -747,7 +766,7 @@ CREATE TABLE /*$wgDBprefix*/filearchive (
INDEX (fa_deleted_timestamp), -- sort by deletion time
INDEX (fa_deleted_user) -- sort by deleter
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Primarily a summary table for Special:Recentchanges,
@@ -804,15 +823,20 @@ CREATE TABLE /*$wgDBprefix*/recentchanges (
-- $wgPutIPinRC option is enabled.
rc_ip char(15) NOT NULL default '',
+ -- Text length in characters before
+ -- and after the edit
+ rc_old_len int(10) default '0',
+ rc_new_len int(10) default '0',
+
PRIMARY KEY rc_id (rc_id),
INDEX rc_timestamp (rc_timestamp),
INDEX rc_namespace_title (rc_namespace, rc_title),
INDEX rc_cur_id (rc_cur_id),
- INDEX new_name_timestamp(rc_new,rc_namespace,rc_timestamp),
+ INDEX new_name_timestamp (rc_new,rc_namespace,rc_timestamp),
INDEX rc_ip (rc_ip),
INDEX rc_ns_usertext ( rc_namespace, rc_user_text )
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
CREATE TABLE /*$wgDBprefix*/watchlist (
-- Key to user.user_id
@@ -831,7 +855,7 @@ CREATE TABLE /*$wgDBprefix*/watchlist (
UNIQUE KEY (wl_user, wl_namespace, wl_title),
KEY namespace_title (wl_namespace,wl_title)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
@@ -857,7 +881,7 @@ CREATE TABLE /*$wgDBprefix*/math (
UNIQUE KEY math_inputhash (math_inputhash)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- When using the default MySQL search backend, page titles
@@ -875,13 +899,13 @@ CREATE TABLE /*$wgDBprefix*/searchindex (
si_title varchar(255) NOT NULL default '',
-- Munged version of body text
- si_text mediumtext NOT NULL default '',
+ si_text mediumtext NOT NULL,
UNIQUE KEY (si_page),
FULLTEXT si_title (si_title),
FULLTEXT si_text (si_text)
-) TYPE=MyISAM, DEFAULT CHARSET=utf8;
+) ENGINE=MyISAM, DEFAULT CHARSET=utf8;
--
-- Recognized interwiki link prefixes
@@ -897,14 +921,14 @@ CREATE TABLE /*$wgDBprefix*/interwiki (
-- A boolean value indicating whether the wiki is in this project
-- (used, for example, to detect redirect loops)
- iw_local BOOL NOT NULL,
+ iw_local bool NOT NULL,
-- Boolean value indicating whether interwiki transclusions are allowed.
- iw_trans TINYINT(1) NOT NULL DEFAULT 0,
+ iw_trans tinyint(1) NOT NULL default 0,
UNIQUE KEY iw_prefix (iw_prefix)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Used for caching expensive grouped queries
@@ -922,29 +946,29 @@ CREATE TABLE /*$wgDBprefix*/querycache (
KEY (qc_type,qc_value)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- For a few generic cache operations if not using Memcached
--
CREATE TABLE /*$wgDBprefix*/objectcache (
- keyname char(255) binary not null default '',
+ keyname char(255) binary NOT NULL default '',
value mediumblob,
exptime datetime,
- unique key (keyname),
- key (exptime)
+ UNIQUE KEY (keyname),
+ KEY (exptime)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
--
-- Cache of interwiki transclusion
--
CREATE TABLE /*$wgDBprefix*/transcache (
- tc_url VARCHAR(255) NOT NULL,
- tc_contents TEXT,
- tc_time INT NOT NULL,
- UNIQUE INDEX tc_url_idx(tc_url)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+ tc_url varchar(255) NOT NULL,
+ tc_contents text,
+ tc_time int NOT NULL,
+ UNIQUE INDEX tc_url_idx (tc_url)
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
CREATE TABLE /*$wgDBprefix*/logging (
-- Symbolic keys for the general log type and the action type
@@ -968,24 +992,25 @@ CREATE TABLE /*$wgDBprefix*/logging (
log_comment varchar(255) NOT NULL default '',
-- LF separated list of miscellaneous parameters
- log_params blob NOT NULL default '',
+ log_params blob NOT NULL,
KEY type_time (log_type, log_timestamp),
KEY user_time (log_user, log_timestamp),
KEY page_time (log_namespace, log_title, log_timestamp)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
CREATE TABLE /*$wgDBprefix*/trackbacks (
- tb_id integer AUTO_INCREMENT PRIMARY KEY,
- tb_page integer REFERENCES page(page_id) ON DELETE CASCADE,
- tb_title varchar(255) NOT NULL,
- tb_url varchar(255) NOT NULL,
- tb_ex text,
- tb_name varchar(255),
-
- INDEX (tb_page)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+ tb_id int auto_increment,
+ tb_page int REFERENCES page(page_id) ON DELETE CASCADE,
+ tb_title varchar(255) NOT NULL,
+ tb_url varchar(255) NOT NULL,
+ tb_ex text,
+ tb_name varchar(255),
+
+ PRIMARY KEY (tb_id),
+ INDEX (tb_page)
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
-- Jobs performed by parallel apache threads or a command-line daemon
CREATE TABLE /*$wgDBprefix*/job (
@@ -1001,22 +1026,61 @@ CREATE TABLE /*$wgDBprefix*/job (
-- Any other parameters to the command
-- Presently unused, format undefined
- job_params blob NOT NULL default '',
+ job_params blob NOT NULL,
PRIMARY KEY job_id (job_id),
KEY (job_cmd, job_namespace, job_title)
-) TYPE=InnoDB, DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
-- Details of updates to cached special pages
CREATE TABLE /*$wgDBprefix*/querycache_info (
- -- Special page name
- -- Corresponds to a qc_type value
- qci_type varchar(32) NOT NULL default '',
+ -- Special page name
+ -- Corresponds to a qc_type value
+ qci_type varchar(32) NOT NULL default '',
+
+ -- Timestamp of last update
+ qci_timestamp char(14) NOT NULL default '19700101000000',
+
+ UNIQUE KEY ( qci_type )
+
+) ENGINE=InnoDB;
+
+-- For each redirect, this table contains exactly one row defining its target
+CREATE TABLE /*$wgDBprefix*/redirect (
+ -- Key to the page_id of the redirect page
+ rd_from int(8) unsigned NOT NULL default '0',
+
+ -- Key to page_namespace/page_title of the target page.
+ -- The target page may or may not exist, and due to renames
+ -- and deletions may refer to different page records as time
+ -- goes by.
+ rd_namespace int NOT NULL default '0',
+ rd_title varchar(255) binary NOT NULL default '',
+
+ PRIMARY KEY rd_from (rd_from),
+ KEY rd_ns_title (rd_namespace,rd_title,rd_from)
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;
- -- Timestamp of last update
- qci_timestamp char(14) NOT NULL default '19700101000000',
+-- Used for caching expensive grouped queries that need two links (for example double-redirects)
- UNIQUE KEY ( qci_type )
+CREATE TABLE /*$wgDBprefix*/querycachetwo (
+ -- A key name, generally the base name of of the special page.
+ qcc_type char(32) NOT NULL,
+
+ -- Some sort of stored value. Sizes, counts...
+ qcc_value int(5) unsigned NOT NULL default '0',
+
+ -- Target namespace+title
+ qcc_namespace int NOT NULL default '0',
+ qcc_title char(255) binary NOT NULL default '',
+
+ -- Target namespace+title2
+ qcc_namespacetwo int NOT NULL default '0',
+ qcc_titletwo char(255) binary NOT NULL default '',
+
+ KEY qcc_type (qcc_type,qcc_value),
+ KEY qcc_title (qcc_type,qcc_namespace,qcc_title),
+ KEY qcc_titletwo (qcc_type,qcc_namespacetwo,qcc_titletwo)
-) TYPE=InnoDB;
+) ENGINE=InnoDB, DEFAULT CHARSET=utf8;