-- 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.
--
-- Usernames must be unique, must not be in the form of
-- an IP address. _Shouldn't_ allow slashes or case
-- conflicts. Spaces are allowed, and are _not_ converted
- -- to underscores like titles. (Conflicts?)
+ -- to underscores like titles. See the User::newFromName() for
+ -- the specific tests that usernames have to pass.
user_name varchar(255) binary NOT NULL default '',
-- Optional 'real name' to be displayed in credit listings
user_real_name varchar(255) binary NOT NULL default '',
-- Password hashes, normally hashed like so:
- -- MD5(CONCAT(user_id,'-',MD5(plaintext_password)))
- user_password tinyblob NOT NULL default '',
+ -- MD5(CONCAT(user_id,'-',MD5(plaintext_password))), see
+ -- wfEncryptPassword() in GlobalFunctions.php
+ user_password tinyblob NOT NULL,
-- When using 'mail me a new password', a random
-- password is generated and the hash stored here.
-- 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 pairs.
- user_options blob NOT NULL default '',
+ -- Newline-separated list of name=value defining the user
+ -- preferences
+ user_options blob NOT NULL,
-- This is a timestamp which is updated when a user
-- logs in, logs out, changes preferences, or performs
-- 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,
+
+ -- Timestamp of account registration.
+ -- Accounts predating this schema addition may contain NULL.
+ user_registration char(14) binary,
- -- Expiration date for the
- user_email_token_expires 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),
KEY (ug_group)
) TYPE=InnoDB;
--- The following table is no longer needed with Enotif >= 2.00
--- Entries for newtalk on user_talk page are handled like in the watchlist table
--- CREATE TABLE /*$wgDBprefix*/user_newtalk (
--- user_id int(5) NOT NULL default '0',
--- user_ip varchar(40) NOT NULL default '',
--- INDEX user_id (user_id),
--- INDEX user_ip (user_ip)
--- );
+-- Stores notifications of user talk page changes, for the display
+-- of the "you have new messages" box
+CREATE TABLE /*$wgDBprefix*/user_newtalk (
+ -- Key to user.user_id
+ user_id int(5) NOT NULL default '0',
+ -- If the user is an anonymous user hir IP address is stored here
+ -- since the user_id of 0 is ambiguous
+ user_ip varchar(40) NOT NULL default '',
+ INDEX user_id (user_id),
+ INDEX user_ip (user_ip)
+
+) TYPE=InnoDB;
--
-- A page name is broken into a namespace and a title.
-- The namespace keys are UI-language-independent constants,
- -- defined in Namespace.php.
+ -- defined in includes/Defines.php
page_namespace int NOT NULL,
-- The rest of the title, as text.
-- 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',
-- Text comment summarizing the change.
-- This text is shown in the history and other changes lists,
- -- rendered in a subset of wiki markup.
- rev_comment tinyblob NOT NULL default '',
+ -- rendered in a subset of wiki markup by Linker::formatComment()
+ rev_comment tinyblob NOT NULL,
- -- Key to user_id of the user who made this edit.
+ -- Key to user.user_id of the user who made this edit.
-- Stores 0 for anonymous edits and for some mass imports.
rev_user int(5) unsigned NOT NULL default '0',
-- Not yet used; reserved for future changes to the deletion system.
rev_deleted tinyint(1) unsigned NOT NULL default '0',
+ -- Length of this revision in bytes
+ rev_len int(8) unsigned,
+
PRIMARY KEY rev_page_id (rev_page, rev_id),
UNIQUE INDEX rev_id (rev_id),
INDEX rev_timestamp (rev_timestamp),
INDEX user_timestamp (rev_user,rev_timestamp),
INDEX usertext_timestamp (rev_user_text,rev_timestamp)
-) TYPE=InnoDB;
-
+) TYPE=InnoDB MAX_ROWS=10000000 AVG_ROW_LENGTH=1024;
+-- In case tables are created as MyISAM, use row hints for MySQL <5.0 to avoid 4GB limit
--
-- Holds text of individual page revisions.
-- Unique text storage key number.
-- Note that the 'oldid' parameter used in URLs does *not*
-- refer to this number anymore, but to rev_id.
+ --
+ -- revision.rev_text_id is a key to this column
old_id int(8) unsigned NOT NULL auto_increment,
-- Depending on the contents of the old_flags field, the text
-- may be convenient plain text, or it may be funkily encoded.
- old_text mediumtext NOT NULL default '',
+ old_text mediumblob NOT NULL,
-- Comma-separated list of flags:
-- gzip: text is compressed with PHP's gzdeflate() function.
-- 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;
+) TYPE=InnoDB MAX_ROWS=10000000 AVG_ROW_LENGTH=10240;
+-- In case tables are created as MyISAM, use row hints for MySQL <5.0 to avoid 4GB limit
--
-- Holding area for deleted articles, which may be viewed
-- This field is retained for backwards compatibility,
-- so old archived pages will remain accessible after
-- upgrading from 1.4 to 1.5.
- ar_text mediumtext NOT NULL default '',
+ -- Text may be gzipped or otherwise funky.
+ 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
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;
+--
+-- Track template inclusions.
+--
+CREATE TABLE /*$wgDBprefix*/templatelinks (
+ -- Key to the page_id of the page containing the link.
+ tl_from int(8) unsigned NOT NULL default '0',
+
+ -- Key to page_namespace/page_title of the target page.
+ -- The target page may or may not exist, and due to renames
+ -- and deletions may refer to different page records as time
+ -- goes by.
+ tl_namespace int NOT NULL default '0',
+ tl_title varchar(255) binary NOT NULL default '',
+
+ UNIQUE KEY tl_from (tl_from,tl_namespace,tl_title),
+ KEY (tl_namespace,tl_title,tl_from)
+
+) TYPE=InnoDB;
+
--
-- Track links to images *used inline*
-- We don't distinguish live from broken links here, so
-- all such pages are in namespace 6 (NS_IMAGE).
il_to varchar(255) binary NOT NULL default '',
- UNIQUE KEY il_from(il_from,il_to),
- KEY (il_to)
+ UNIQUE KEY il_from (il_from,il_to),
+ KEY (il_to,il_from)
) TYPE=InnoDB;
-- The title of the linking page, or an optional override
-- to determine sort order. Sorting is by binary order, which
-- isn't always ideal, but collations seem to be an exciting
- -- and dangerous new world in MySQL...
+ -- and dangerous new world in MySQL... The sortkey is updated
+ -- if no override exists and cl_from is renamed.
--
-- For MySQL 4.1+ with charset set to utf8, the sort key *index*
-- needs cut to be smaller than 1024 bytes (at 3 bytes per char).
-- sorting method by approximate addition time.
cl_timestamp timestamp NOT NULL,
- UNIQUE KEY cl_from(cl_from,cl_to),
+ UNIQUE KEY cl_from (cl_from,cl_to),
-- We always sort within a given category...
- KEY cl_sortkey(cl_to,cl_sortkey),
+ KEY cl_sortkey (cl_to,cl_sortkey),
-- Not really used?
- KEY cl_timestamp(cl_to,cl_timestamp)
+ KEY cl_timestamp (cl_to,cl_timestamp)
+
+) TYPE=InnoDB;
+
+--
+-- Track links to external URLs
+--
+CREATE TABLE /*$wgDBprefix*/externallinks (
+ -- page_id of the referring page
+ el_from int(8) unsigned NOT NULL default '0',
+
+ -- The URL
+ 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
+ -- lower case. An extra dot is added to allow for matching of either
+ -- example.com or *.example.com in a single scan.
+ -- Example:
+ -- http://user:password@sub.example.com/page.html
+ -- becomes
+ -- http://com.example.sub./page.html
+ -- 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,
+
+ KEY (el_from, el_to(40)),
+ KEY (el_to(60), el_from),
+ KEY (el_index(60))
+) TYPE=InnoDB;
+
+--
+-- Track interlanguage links
+--
+CREATE TABLE /*$wgDBprefix*/langlinks (
+ -- page_id of the referring page
+ ll_from int(8) unsigned NOT NULL default '0',
+
+ -- Language code of the target
+ ll_lang varchar(10) binary NOT NULL default '',
+
+ -- Title of the target, including namespace
+ ll_title varchar(255) binary NOT NULL default '',
+ UNIQUE KEY (ll_from, ll_lang),
+ KEY (ll_lang, ll_title)
) TYPE=InnoDB;
--
-- * in namespace 0
-- * not a redirect
-- * contains the text '[['
- -- See isCountable() in includes/Article.php
+ -- See Article::isCountable() in includes/Article.php
ss_good_articles bigint(20) unsigned default '0',
-- Total pages, theoretically equal to SELECT COUNT(*) FROM page; except faster
- ss_total_pages bigint(20) default -1,
+ ss_total_pages bigint(20) default '-1',
-- Number of users, theoretically equal to SELECT COUNT(*) FROM user;
- ss_users bigint(20) default -1,
+ ss_users bigint(20) default '-1',
-- Deprecated, no longer updated as of 1.5
- ss_admins int(10) default -1,
+ ss_admins int(10) default '-1',
+
+ -- Number of images, equivalent to SELECT COUNT(*) FROM image
+ ss_images int(10) default '0',
UNIQUE KEY ss_row_id (ss_row_id)
-- that have been visited.)
--
CREATE TABLE /*$wgDBprefix*/hitcounter (
- hc_id INTEGER UNSIGNED NOT NULL
+ hc_id int unsigned NOT NULL
) TYPE=HEAP MAX_ROWS=25000;
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',
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.
-- Indicates that the IP address was banned because a banned
-- user accessed a page through it. If this is 1, ipb_address
-- will be hidden, and the block identified by block ID number.
- ipb_auto tinyint(1) NOT NULL default '0',
+ ipb_auto bool NOT NULL default 0,
+
+ -- If set to 1, block applies only to logged-out users
+ ipb_anon_only bool NOT NULL default 0,
+
+ -- 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 '',
-
+
+ -- Start and end of an address range, in hexadecimal
+ -- Size chosen to allow IPv6
+ ipb_range_start tinyblob NOT NULL,
+ ipb_range_end tinyblob NOT NULL,
+
PRIMARY KEY ipb_id (ipb_id),
- INDEX ipb_address (ipb_address),
- INDEX ipb_user (ipb_user)
+
+ -- Unique index to support "user already blocked" messages
+ -- Any new options which prevent collisions should be included
+ UNIQUE INDEX ipb_address (ipb_address(255), ipb_user, ipb_auto, ipb_anon_only),
+
+ INDEX ipb_user (ipb_user),
+ INDEX ipb_range (ipb_range_start(8), ipb_range_end(8)),
+ INDEX ipb_timestamp (ipb_timestamp),
+ INDEX ipb_expiry (ipb_expiry)
) TYPE=InnoDB;
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,
-- 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',
- img_user_text varchar(255) binary NOT NULL default '',
+ img_user_text varchar(255) binary NOT NULL,
-- Time of the upload.
img_timestamp char(14) binary NOT NULL default '',
-- Used by Special:Imagelist for sort-by-size
INDEX img_size (img_size),
-
+
-- Used by Special:Newimages and Special:Imagelist
INDEX img_timestamp (img_timestamp)
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_user_text varchar(255) binary NOT NULL,
oi_timestamp char(14) binary NOT NULL default '',
INDEX oi_name (oi_name(10))
) TYPE=InnoDB;
+--
+-- Record of deleted file data
+--
+CREATE TABLE /*$wgDBprefix*/filearchive (
+ -- Unique row id
+ 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 '',
+
+ -- Filename of archived file, if an old revision
+ fa_archive_name varchar(255) binary default '',
+
+ -- Which storage bin (directory tree or object store) the file data
+ -- is stored in. Should be 'deleted' for files that have been deleted;
+ -- any other bin is not yet in use.
+ fa_storage_group varchar(16),
+
+ -- SHA-1 of the file contents plus extension, used as a key for storage.
+ -- eg 8f8a562add37052a1848ff7771a2c515db94baa9.jpg
+ --
+ -- If NULL, the file was missing at deletion time or has been purged
+ -- from the archival storage.
+ fa_storage_key varchar(64) binary default '',
+
+ -- Deletion information, if this file is deleted.
+ fa_deleted_user int,
+ fa_deleted_timestamp char(14) binary default '',
+ fa_deleted_reason text,
+
+ -- Duped fields from image
+ fa_size int(8) unsigned default '0',
+ fa_width int(5) default '0',
+ fa_height int(5) default '0',
+ fa_metadata mediumblob,
+ 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,
+ fa_user int(5) unsigned default '0',
+ fa_user_text varchar(255) binary,
+ fa_timestamp char(14) binary default '',
+
+ PRIMARY KEY (fa_id),
+ INDEX (fa_name, fa_timestamp), -- pick out by image name
+ INDEX (fa_storage_group, fa_storage_key), -- pick out dupe files
+ INDEX (fa_deleted_timestamp), -- sort by deletion time
+ INDEX (fa_deleted_user) -- sort by deleter
+
+) TYPE=InnoDB;
--
-- Primarily a summary table for Special:Recentchanges,
-- this table contains some additional info on edits from
--- the last few days.
+-- the last few days, see Article::editUpdates()
--
CREATE TABLE /*$wgDBprefix*/recentchanges (
rc_id int(8) NOT NULL auto_increment,
-- As in revision
rc_user int(10) unsigned NOT NULL default '0',
- rc_user_text varchar(255) binary NOT NULL default '',
+ rc_user_text varchar(255) binary NOT NULL,
-- When pages are renamed, their RC entries do _not_ change.
rc_namespace int NOT NULL default '0',
-- $wgPutIPinRC option is enabled.
rc_ip char(15) NOT NULL default '',
+ -- Text length in characters before
+ -- and after the edit
+ rc_old_len int(10),
+ rc_new_len int(10),
+
PRIMARY KEY rc_id (rc_id),
INDEX rc_timestamp (rc_timestamp),
INDEX rc_namespace_title (rc_namespace, rc_title),
INDEX rc_cur_id (rc_cur_id),
- INDEX new_name_timestamp(rc_new,rc_namespace,rc_timestamp),
- INDEX rc_ip (rc_ip)
+ INDEX new_name_timestamp (rc_new,rc_namespace,rc_timestamp),
+ INDEX rc_ip (rc_ip),
+ INDEX rc_ns_usertext (rc_namespace, rc_user_text),
+ INDEX rc_user_text (rc_user_text, rc_timestamp)
) TYPE=InnoDB;
CREATE TABLE /*$wgDBprefix*/watchlist (
- -- Key to user_id
+ -- Key to user.user_id
wl_user int(5) unsigned NOT NULL,
-- Key to page_namespace/page_title
- -- Note that users may watch patches which do not exist yet,
+ -- Note that users may watch pages which do not exist yet,
-- or existed in the past but have been deleted.
wl_namespace int NOT NULL default '0',
wl_title varchar(255) binary NOT NULL default '',
-- Timestamp when user was last sent a notification e-mail;
-- cleared when the user visits the page.
- -- FIXME: add proper null support etc
- wl_notificationtimestamp varchar(14) binary NOT NULL default '0',
+ wl_notificationtimestamp varchar(14) binary,
UNIQUE KEY (wl_user, wl_namespace, wl_title),
- KEY namespace_title (wl_namespace,wl_title)
+ KEY namespace_title (wl_namespace, wl_title)
) TYPE=InnoDB;
--
--- Used by texvc math-rendering extension to keep track
+-- Used by the math module to keep track
-- of previously-rendered items.
--
CREATE TABLE /*$wgDBprefix*/math (
si_title varchar(255) NOT NULL default '',
-- Munged version of body text
- si_text mediumtext NOT NULL default '',
+ si_text mediumtext NOT NULL,
UNIQUE KEY (si_page),
FULLTEXT si_title (si_title),
-- A boolean value indicating whether the wiki is in this project
-- (used, for example, to detect redirect loops)
- iw_local BOOL NOT NULL,
+ iw_local bool NOT NULL,
+
+ -- Boolean value indicating whether interwiki transclusions are allowed.
+ iw_trans tinyint(1) NOT NULL default 0,
UNIQUE KEY iw_prefix (iw_prefix)
-- For a few generic cache operations if not using Memcached
--
CREATE TABLE /*$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;
--- For article validation
-CREATE TABLE /*$wgDBprefix*/validate (
- `val_user` int(11) NOT NULL default '0',
- `val_page` int(11) unsigned NOT NULL default '0',
- `val_revision` int(11) unsigned NOT NULL default '0',
- `val_type` int(11) unsigned NOT NULL default '0',
- `val_value` int(11) default '0',
- `val_comment` varchar(255) NOT NULL default '',
- `val_ip` varchar(20) NOT NULL default '',
- KEY `val_user` (`val_user`,`val_revision`)
+--
+-- Cache of interwiki transclusion
+--
+CREATE TABLE /*$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;
-
CREATE TABLE /*$wgDBprefix*/logging (
-- Symbolic keys for the general log type and the action type
-- within the log. The output format will be controlled by the
log_comment varchar(255) NOT NULL default '',
-- LF separated list of miscellaneous parameters
- log_params blob NOT NULL default '',
+ log_params blob NOT NULL,
+
+ -- Log ID, for referring to this specific log entry, probably for deletion and such.
+ log_id int unsigned not null auto_increment,
+ PRIMARY KEY log_id (log_id),
KEY type_time (log_type, log_timestamp),
KEY user_time (log_user, log_timestamp),
- KEY page_time (log_namespace, log_title, log_timestamp)
+ KEY page_time (log_namespace, log_title, log_timestamp),
+ KEY times (log_timestamp)
) TYPE=InnoDB;
+CREATE TABLE /*$wgDBprefix*/trackbacks (
+ 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)
+) TYPE=InnoDB;
+-- Jobs performed by parallel apache threads or a command-line daemon
+CREATE TABLE /*$wgDBprefix*/job (
+ job_id int(9) unsigned NOT NULL auto_increment,
+
+ -- Command name, currently only refreshLinks is defined
+ job_cmd varchar(255) NOT NULL default '',
+ -- Namespace and title to act on
+ -- Should be 0 and '' if the command does not operate on a title
+ job_namespace int NOT NULL,
+ job_title varchar(255) binary NOT NULL,
--- Hold group name and description
---CREATE TABLE /*$wgDBprefix*/groups (
--- gr_id int(5) unsigned NOT NULL auto_increment,
--- gr_name varchar(50) NOT NULL default '',
--- gr_description varchar(255) NOT NULL default '',
--- gr_rights tinyblob,
--- PRIMARY KEY (gr_id)
---
---) TYPE=InnoDB;
+ -- Any other parameters to the command
+ -- Presently unused, format undefined
+ job_params blob NOT NULL,
+
+ PRIMARY KEY job_id (job_id),
+ KEY (job_cmd, job_namespace, job_title)
+) TYPE=InnoDB;
+
+
+-- Details of updates to cached special pages
+CREATE TABLE /*$wgDBprefix*/querycache_info (
+
+ -- Special page name
+ -- Corresponds to a qc_type value
+ qci_type varchar(32) NOT NULL default '',
+
+ -- Timestamp of last update
+ qci_timestamp char(14) NOT NULL default '19700101000000',
+
+ UNIQUE KEY ( qci_type )
+
+) TYPE=InnoDB;
+
+-- For each redirect, this table contains exactly one row defining its target
+CREATE TABLE /*$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)
+) TYPE=InnoDB;
+
+-- Used for caching expensive grouped queries that need two links (for example double-redirects)
+CREATE TABLE /*$wgDBprefix*/querycachetwo (
+ -- A key name, generally the base name of of the special page.
+ qcc_type char(32) NOT NULL,
+
+ -- Some sort of stored value. Sizes, counts...
+ qcc_value int(5) unsigned NOT NULL default '0',
+
+ -- Target namespace+title
+ qcc_namespace int NOT NULL default '0',
+ qcc_title char(255) binary NOT NULL default '',
+
+ -- Target namespace+title2
+ qcc_namespacetwo int NOT NULL default '0',
+ qcc_titletwo char(255) binary NOT NULL default '',
+
+ KEY qcc_type (qcc_type,qcc_value),
+ KEY qcc_title (qcc_type,qcc_namespace,qcc_title),
+ KEY qcc_titletwo (qcc_type,qcc_namespacetwo,qcc_titletwo)
+
+) TYPE=InnoDB;
+
+--- Used for storing page restrictions (i.e. protection levels)
+CREATE TABLE /*$wgDBprefix*/page_restrictions (
+ -- Page to apply restrictions to (Foreign Key to page).
+ pr_page int(8) NOT NULL,
+ -- The protection type (edit, move, etc)
+ pr_type varchar(255) NOT NULL,
+ -- The protection level (Sysop, autoconfirmed, etc)
+ pr_level varchar(255) NOT NULL,
+ -- Whether or not to cascade the protection down to pages transcluded.
+ pr_cascade tinyint(4) NOT NULL,
+ -- Field for future support of per-user restriction.
+ pr_user int(8) NULL,
+ -- Field for time-limited protection.
+ pr_expiry char(14) binary NULL,
+ -- Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)
+ pr_id int unsigned not null auto_increment,
+
+ PRIMARY KEY pr_pagetype (pr_page,pr_type),
+
+ UNIQUE KEY pr_id (pr_id),
+ KEY pr_page (pr_page),
+ KEY pr_typelevel (pr_type,pr_level),
+ KEY pr_level (pr_level),
+ KEY pr_cascade (pr_cascade)
+) TYPE=InnoDB;
+
+-- vim: sw=2 sts=2 et