diff options
Diffstat (limited to 'maintenance/mysql5')
| -rw-r--r-- | maintenance/mysql5/tables-binary.sql | 1095 | ||||
| -rw-r--r-- | maintenance/mysql5/tables.sql | 1086 |
2 files changed, 0 insertions, 2181 deletions
diff --git a/maintenance/mysql5/tables-binary.sql b/maintenance/mysql5/tables-binary.sql deleted file mode 100644 index 2ab36546..00000000 --- a/maintenance/mysql5/tables-binary.sql +++ /dev/null @@ -1,1095 +0,0 @@ --- Experimental table definitions for MySQL 4.1 and 5.0 with --- content-holding fields switched to explicit binary charset. --- --- Binary is used instead of UTF-8 or UCS-2 so that all of --- Unicode may be used as UTF-8 (MySQL still does not allow --- use of characters outside the BMP in UTF-8 and has no UTF-16 --- support). --- --- This should provide compatibility with our current MySQL 4.0 --- behavior (safe for full UTF-8, but ugly sorting) on newer --- versions of MySQL server, without the conversion surprises --- you get from piggybacking on "Latin-1" fields. --- --- UTF-8 is used for the searchindex fields, as the fulltext index --- doesn't seem to like the binary encoding. --- --- Not fully tested, may have surprises! --- --- TODO: Test various fields - --- ------------------------------------------------------------ - --- SQL to create the initial tables for the MediaWiki database. --- This is read and executed by the install script; you should --- not have to run it by itself unless doing a manual install. - --- --- General notes: --- --- If possible, create tables as InnoDB to benefit from the --- superior resiliency against crashes and ability to read --- during writes (and write during reads!) --- --- Only the 'searchindex' table requires MyISAM due to the --- requirement for fulltext index support, which is missing --- from InnoDB. --- --- --- The MySQL table backend for MediaWiki currently uses --- 14-character CHAR or VARCHAR fields to store timestamps. --- The format is YYYYMMDDHHMMSS, which is derived from the --- text format of MySQL's TIMESTAMP fields. --- --- Historically TIMESTAMP fields were used, but abandoned --- in early 2002 after a lot of trouble with the fields --- auto-updating. --- --- The Postgres backend uses DATETIME fields for timestamps, --- and we will migrate the MySQL definitions at some point as --- well. --- --- --- The /*$wgDBprefix*/ comments in this and other files are --- replaced with the defined table prefix by the installer --- and updater scripts. If you are installing or running --- updates manually, you will need to manually insert the --- table prefix if any when running these scripts. --- - - --- --- The user table contains basic account information, --- authentication keys, etc. --- --- Some multi-wiki sites may share a single central user table --- between separate wikis using the $wgSharedDB setting. --- --- Note that when a external authentication plugin is used, --- user table entries still need to be created to store --- preferences and to key tracking information in the other --- tables. --- -CREATE TABLE /*$wgDBprefix*/user ( - user_id int(5) unsigned NOT NULL auto_increment, - - -- 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. 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))), 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. - -- The previous password is left in place until - -- 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, - - -- 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, - - -- 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 - -- some other action requiring HTML cache invalidation - -- to ensure that the UI is updated. - user_touched char(14) binary NOT NULL default '', - - -- A pseudorandomly generated value that is stored in - -- a cookie when the "remember password" feature is - -- used (previously, a hash of the password was used, but - -- this was vulnerable to cookie-stealing attacks) - user_token char(32) binary NOT NULL default '', - - -- 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, - - -- Randomly generated token created when the e-mail address - -- is set and a confirmation test mail sent. - 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, - - -- 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) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- User permissions have been broken out to a separate table; --- this allows sites with a shared user table to have different --- permissions assigned to a user in each project. --- --- This table replaces the old user_rights field which used a --- comma-separated blob. --- -CREATE TABLE /*$wgDBprefix*/user_groups ( - -- Key to user_id - ug_user int(5) unsigned NOT NULL default '0', - - -- Group names are short symbolic string keys. - -- The set of group names is open-ended, though in practice - -- only some predefined ones are likely to be used. - -- - -- At runtime $wgGroupPermissions will associate group keys - -- with particular permissions. A user will have the combined - -- permissions of any group they're explicitly in, plus - -- the implicit '*' and 'user' groups. - ug_group char(16) NOT NULL default '', - - PRIMARY KEY (ug_user,ug_group), - KEY (ug_group) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- Stores notifications of user talk page changes, for the display --- of the "you have new messages" box -CREATE TABLE /*$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) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Core of the wiki: each page has an entry here which identifies --- it by title and contains some essential metadata. --- -CREATE TABLE /*$wgDBprefix*/page ( - -- Unique identifier number. The page_id will be preserved across - -- edits and rename operations, but not deletions and recreations. - page_id int(8) unsigned NOT NULL auto_increment, - - -- A page name is broken into a namespace and a title. - -- The namespace keys are UI-language-independent constants, - -- defined in includes/Defines.php - page_namespace int NOT NULL, - - -- The rest of the title, as text. - -- Spaces are transformed into underscores in title storage. - page_title varchar(255) binary NOT NULL, - - -- Comma-separated set of permission keys indicating who - -- can move or edit the page. - page_restrictions tinyblob NOT NULL, - - -- Number of times this page has been viewed. - page_counter bigint(20) unsigned NOT NULL default '0', - - -- 1 indicates the article is a redirect. - page_is_redirect tinyint(1) unsigned NOT NULL default '0', - - -- 1 indicates this is a new entry, with only one edit. - -- Not all pages with one edit are new pages. - page_is_new tinyint(1) unsigned NOT NULL default '0', - - -- Random value between 0 and 1, used for Special:Randompage - page_random real unsigned NOT NULL, - - -- This timestamp is updated whenever the page changes in - -- a way requiring it to be re-rendered, invalidating caches. - -- Aside from editing this includes permission changes, - -- creation or deletion of linked pages, and alteration - -- of contained templates. - page_touched char(14) binary NOT NULL default '', - - -- Handy key to revision.rev_id of the current revision. - -- This may be 0 during page creation, but that shouldn't - -- happen outside of a transaction... hopefully. - page_latest int(8) unsigned NOT NULL, - - -- Uncompressed length in bytes of the page's current source text. - page_len int(8) unsigned NOT NULL, - - PRIMARY KEY page_id (page_id), - UNIQUE INDEX name_title (page_namespace,page_title), - - -- Special-purpose indexes - INDEX (page_random), - INDEX (page_len) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Every edit of a page creates also a revision row. --- This stores metadata about the revision, and a reference --- to the text storage backend. --- -CREATE TABLE /*$wgDBprefix*/revision ( - rev_id int(8) unsigned NOT NULL auto_increment, - - -- Key to page_id. This should _never_ be invalid. - rev_page int(8) unsigned NOT NULL, - - -- Key to text.old_id, where the actual bulk text is stored. - -- It's possible for multiple revisions to use the same text, - -- for instance revisions where only metadata is altered - -- or a rollback to a previous version. - rev_text_id int(8) unsigned NOT NULL, - - -- 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, - - -- 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', - - -- Text username or IP address of the editor. - rev_user_text varchar(255) binary NOT NULL default '', - - -- Timestamp - rev_timestamp char(14) binary NOT NULL default '', - - -- Records whether the user marked the 'minor edit' checkbox. - -- Many automated edits are marked as minor. - rev_minor_edit tinyint(1) 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', - - PRIMARY KEY rev_page_id (rev_page, rev_id), - UNIQUE INDEX rev_id (rev_id), - INDEX rev_timestamp (rev_timestamp), - INDEX page_timestamp (rev_page,rev_timestamp), - INDEX user_timestamp (rev_user,rev_timestamp), - INDEX usertext_timestamp (rev_user_text,rev_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Holds text of individual page revisions. --- --- Field names are a holdover from the 'old' revisions table in --- MediaWiki 1.4 and earlier: an upgrade will transform that --- table into the 'text' table to minimize unnecessary churning --- and downtime. If upgrading, the other fields will be left unused. --- -CREATE TABLE /*$wgDBprefix*/text ( - -- 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 mediumblob NOT NULL, - - -- Comma-separated list of flags: - -- gzip: text is compressed with PHP's gzdeflate() function. - -- utf8: text was stored as UTF-8. - -- If $wgLegacyEncoding option is on, rows *without* this flag - -- will be converted to UTF-8 transparently at load time. - -- object: text field contained a serialized PHP object. - -- The object either contains multiple versions compressed - -- together to achieve a better compression ratio, or it refers - -- to another row where the text can be found. - old_flags tinyblob NOT NULL, - - PRIMARY KEY old_id (old_id) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Holding area for deleted articles, which may be viewed --- or restored by admins through the Special:Undelete interface. --- The fields generally correspond to the page, revision, and text --- fields, with several caveats. --- -CREATE TABLE /*$wgDBprefix*/archive ( - ar_namespace int NOT NULL default '0', - ar_title varchar(255) binary NOT NULL default '', - - -- Newly deleted pages will not store text in this table, - -- but will reference the separately existing text rows. - -- This field is retained for backwards compatibility, - -- 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, - - -- Basic revision stuff... - 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, - - -- When revisions are deleted, their unique rev_id is stored - -- here so it can be retained after undeletion. This is necessary - -- to retain permalinks to given revisions after accidental delete - -- cycles or messy operations like history merges. - -- - -- Old entries from 1.4 will be NULL here, and a new rev_id will - -- be created on undeletion for those revisions. - ar_rev_id int(8) unsigned, - - -- For newly deleted revisions, this is the text.old_id key to the - -- actual stored text. To avoid breaking the block-compression scheme - -- and otherwise making storage changes harder, the actual text is - -- *not* deleted from the text table, merely hidden by removal of the - -- page and revision entries. - -- - -- Old entries deleted under 1.2-1.4 will have NULL here, and their - -- ar_text and ar_flags fields will be used to create a new text - -- row upon undeletion. - ar_text_id int(8) unsigned, - - KEY name_title_timestamp (ar_namespace,ar_title,ar_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Track page-to-page hyperlinks within the wiki. --- -CREATE TABLE /*$wgDBprefix*/pagelinks ( - -- Key to the page_id of the page containing the link. - pl_from int(8) unsigned NOT NULL default '0', - - -- Key to page_namespace/page_title of the target page. - -- The target page may or may not exist, and due to renames - -- and deletions may refer to different page records as time - -- goes by. - pl_namespace int NOT NULL default '0', - pl_title varchar(255) binary NOT NULL default '', - - UNIQUE KEY pl_from (pl_from,pl_namespace,pl_title), - KEY (pl_namespace,pl_title,pl_from) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Track template inclusions. --- -CREATE TABLE /*$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) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Track links to images *used inline* --- We don't distinguish live from broken links here, so --- they do not need to be changed on upload/removal. --- -CREATE TABLE /*$wgDBprefix*/imagelinks ( - -- Key to page_id of the page containing the image / media link. - il_from int(8) unsigned NOT NULL default '0', - - -- Filename of target image. - -- This is also the page_title of the file's description page; - -- all such pages are in namespace 6 (NS_IMAGE). - il_to varchar(255) binary NOT NULL default '', - - UNIQUE KEY il_from (il_from,il_to), - KEY (il_to,il_from) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Track category inclusions *used inline* --- This tracks a single level of category membership --- (folksonomic tagging, really). --- -CREATE TABLE /*$wgDBprefix*/categorylinks ( - -- Key to page_id of the page defined as a category member. - cl_from int(8) unsigned NOT NULL default '0', - - -- Name of the category. - -- This is also the page_title of the category's description page; - -- all such pages are in namespace 14 (NS_CATEGORY). - cl_to varchar(255) binary NOT NULL default '', - - -- 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... - -- - -- 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). - -- To sort properly on the shorter key, this field needs to be - -- the same shortness. - cl_sortkey varchar(86) binary NOT NULL default '', - - -- This isn't really used at present. Provided for an optional - -- sorting method by approximate addition time. - cl_timestamp timestamp NOT NULL, - - UNIQUE KEY cl_from (cl_from,cl_to), - - -- We always sort within a given category... - KEY cl_sortkey (cl_to,cl_sortkey), - - -- Not really used? - KEY cl_timestamp (cl_to,cl_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Track links to external URLs --- -CREATE TABLE /*$wgDBprefix*/externallinks ( - -- page_id of the referring page - el_from int(8) unsigned NOT NULL default '0', - - -- The URL - el_to blob NOT NULL, - - -- In the case of HTTP URLs, this is the URL with any username or password - -- removed, and with the labels in the hostname reversed and converted to - -- lower case. An extra dot is added to allow for matching of either - -- example.com or *.example.com in a single scan. - -- Example: - -- http://user:password@sub.example.com/page.html - -- becomes - -- http://com.example.sub./page.html - -- which allows for fast searching for all pages under example.com with the - -- clause: - -- WHERE el_index LIKE 'http://com.example.%' - el_index blob NOT NULL, - - KEY (el_from, el_to(40)), - KEY (el_to(60), el_from), - KEY (el_index(60)) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Track interlanguage links --- -CREATE TABLE /*$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) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Contains a single row with some aggregate info --- on the state of the site. --- -CREATE TABLE /*$wgDBprefix*/site_stats ( - -- The single row should contain 1 here. - ss_row_id int(8) unsigned NOT NULL, - - -- Total number of page views, if hit counters are enabled. - ss_total_views bigint(20) unsigned default '0', - - -- Total number of edits performed. - ss_total_edits bigint(20) unsigned default '0', - - -- An approximate count of pages matching the following criteria: - -- * in namespace 0 - -- * not a redirect - -- * contains the text '[[' - -- 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', - - -- Number of users, theoretically equal to SELECT COUNT(*) FROM user; - ss_users bigint(20) default '-1', - - -- Deprecated, no longer updated as of 1.5 - 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) - -) ENGINE=InnoDB; - --- --- Stores an ID for every time any article is visited; --- depending on $wgHitcounterUpdateFreq, it is --- periodically cleared and the page_counter column --- in the page table updated for the all articles --- that have been visited.) --- -CREATE TABLE /*$wgDBprefix*/hitcounter ( - hc_id int unsigned NOT NULL -) ENGINE=HEAP MAX_ROWS=25000; - - --- --- The internet is full of jerks, alas. Sometimes it's handy --- to block a vandal or troll account. --- -CREATE TABLE /*$wgDBprefix*/ipblocks ( - -- Primary key, introduced for privacy. - ipb_id int(8) NOT NULL auto_increment, - - -- Blocked IP address in dotted-quad form or user name. - ipb_address tinyblob NOT NULL, - - -- Blocked user ID or 0 for IP blocks. - ipb_user int(8) unsigned NOT NULL default '0', - - -- User ID who made the block. - ipb_by int(8) unsigned NOT NULL default '0', - - -- Text comment made by blocker. - ipb_reason tinyblob NOT NULL, - - -- Creation (or refresh) date in standard YMDHMS form. - -- IP blocks expire automatically. - ipb_timestamp char(14) binary NOT NULL default '', - - -- Indicates that the IP address was banned because a banned - -- user accessed a page through it. If this is 1, ipb_address - -- will be hidden, and the block identified by block ID number. - ipb_auto bool NOT NULL default '0', - - -- If set to 1, block applies only to logged-out users - ipb_anon_only bool NOT NULL default 0, - - -- Block prevents account creation from matching IP addresses - ipb_create_account bool NOT NULL default 1, - - -- Block triggers autoblocks - ipb_enable_autoblock bool NOT NULL default '1', - - -- Time at which the block will expire. - ipb_expiry char(14) binary NOT NULL default '', - - -- Start and end of an address range, in hexadecimal - -- Size chosen to allow IPv6 - ipb_range_start varchar(32) NOT NULL default '', - ipb_range_end varchar(32) NOT NULL default '', - - PRIMARY KEY ipb_id (ipb_id), - - -- Unique index to support "user already blocked" messages - -- Any new options which prevent collisions should be included - UNIQUE INDEX ipb_address (ipb_address(255), ipb_user, ipb_auto, ipb_anon_only), - - INDEX ipb_user (ipb_user), - INDEX ipb_range (ipb_range_start(8), ipb_range_end(8)), - INDEX ipb_timestamp (ipb_timestamp), - INDEX ipb_expiry (ipb_expiry) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Uploaded images and other files. --- -CREATE TABLE /*$wgDBprefix*/image ( - -- Filename. - -- This is also the title of the associated description page, - -- which will be in namespace 6 (NS_IMAGE). - img_name varchar(255) binary NOT NULL default '', - - -- File size in bytes. - 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', - - -- 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', - - -- 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, - - -- major part of a MIME media type as defined by IANA - -- see http://www.iana.org/assignments/media-types/ - img_major_mime ENUM("unknown", "application", "audio", "image", "text", "video", "message", "model", "multipart") NOT NULL default "unknown", - - -- minor part of a MIME media type as defined by IANA - -- the minor parts are not required to adher to any standard - -- but should be consistent throughout the database - -- see http://www.iana.org/assignments/media-types/ - img_minor_mime varchar(32) NOT NULL default "unknown", - - -- Description field as entered by the uploader. - -- This is displayed in image upload history and logs. - 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 '', - - -- Time of the upload. - img_timestamp char(14) binary NOT NULL default '', - - PRIMARY KEY img_name (img_name), - - -- 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) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Previous revisions of uploaded files. --- Awkwardly, image rows have to be moved into --- this table at re-upload time. --- -CREATE TABLE /*$wgDBprefix*/oldimage ( - -- Base filename: key to image.img_name - oi_name varchar(255) binary NOT NULL default '', - - -- Filename of the archived file. - -- This is generally a timestamp and '!' prepended to the base name. - oi_archive_name varchar(255) binary NOT NULL default '', - - -- Other fields as in image... - oi_size int(8) unsigned NOT NULL default 0, - oi_width int(5) NOT NULL default 0, - oi_height int(5) NOT NULL default 0, - oi_bits int(3) NOT NULL default 0, - oi_description tinyblob NOT NULL, - oi_user int(5) unsigned NOT NULL default '0', - oi_user_text varchar(255) binary NOT NULL default '', - oi_timestamp char(14) binary NOT NULL default '', - - INDEX oi_name (oi_name(10)) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Record of deleted file data --- -CREATE TABLE /*$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 default '', - 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 - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Primarily a summary table for Special:Recentchanges, --- this table contains some additional info on edits from --- the last few days, see Article::editUpdates() --- -CREATE TABLE /*$wgDBprefix*/recentchanges ( - rc_id int(8) NOT NULL auto_increment, - rc_timestamp varchar(14) binary NOT NULL default '', - rc_cur_time varchar(14) binary NOT NULL default '', - - -- As in revision - rc_user int(10) unsigned NOT NULL default '0', - rc_user_text varchar(255) binary NOT NULL default '', - - -- When pages are renamed, their RC entries do _not_ change. - rc_namespace int NOT NULL default '0', - rc_title varchar(255) binary NOT NULL default '', - - -- as in revision... - rc_comment varchar(255) binary NOT NULL default '', - rc_minor tinyint(3) unsigned NOT NULL default '0', - - -- Edits by user accounts with the 'bot' rights key are - -- marked with a 1 here, and will be hidden from the - -- default view. - rc_bot tinyint(3) unsigned NOT NULL default '0', - - rc_new tinyint(3) unsigned NOT NULL default '0', - - -- Key to page_id (was cur_id prior to 1.5). - -- This will keep links working after moves while - -- retaining the at-the-time name in the changes list. - rc_cur_id int(10) unsigned NOT NULL default '0', - - -- rev_id of the given revision - rc_this_oldid int(10) unsigned NOT NULL default '0', - - -- rev_id of the prior revision, for generating diff links. - rc_last_oldid int(10) unsigned NOT NULL default '0', - - -- These may no longer be used, with the new move log. - rc_type tinyint(3) unsigned NOT NULL default '0', - rc_moved_to_ns tinyint(3) unsigned NOT NULL default '0', - rc_moved_to_title varchar(255) binary NOT NULL default '', - - -- If the Recent Changes Patrol option is enabled, - -- users may mark edits as having been reviewed to - -- remove a warning flag on the RC list. - -- A value of 1 indicates the page has been reviewed. - rc_patrolled tinyint(3) unsigned NOT NULL default '0', - - -- Recorded IP address the edit was made from, if the - -- $wgPutIPinRC option is enabled. - rc_ip char(15) NOT NULL default '', - - -- Text length in characters before - -- and after the edit - rc_old_len int(10) default '0', - rc_new_len int(10) default '0', - - PRIMARY KEY rc_id (rc_id), - INDEX rc_timestamp (rc_timestamp), - INDEX rc_namespace_title (rc_namespace, rc_title), - INDEX rc_cur_id (rc_cur_id), - INDEX new_name_timestamp (rc_new,rc_namespace,rc_timestamp), - INDEX rc_ip (rc_ip), - INDEX rc_ns_usertext ( rc_namespace, rc_user_text ) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - -CREATE TABLE /*$wgDBprefix*/watchlist ( - -- Key to user.user_id - wl_user int(5) unsigned NOT NULL, - - -- Key to page_namespace/page_title - -- 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. - wl_notificationtimestamp varchar(14) binary, - - UNIQUE KEY (wl_user, wl_namespace, wl_title), - KEY namespace_title (wl_namespace,wl_title) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - - --- --- Used by the math module to keep track --- of previously-rendered items. --- -CREATE TABLE /*$wgDBprefix*/math ( - -- Binary MD5 hash of the latex fragment, used as an identifier key. - math_inputhash varbinary(16) NOT NULL, - - -- Not sure what this is, exactly... - math_outputhash varbinary(16) NOT NULL, - - -- texvc reports how well it thinks the HTML conversion worked; - -- if it's a low level the PNG rendering may be preferred. - math_html_conservativeness tinyint(1) NOT NULL, - - -- HTML output from texvc, if any - math_html text, - - -- MathML output from texvc, if any - math_mathml text, - - UNIQUE KEY math_inputhash (math_inputhash) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- When using the default MySQL search backend, page titles --- and text are munged to strip markup, do Unicode case folding, --- and prepare the result for MySQL's fulltext index. --- --- This table must be MyISAM; InnoDB does not support the needed --- fulltext index. --- -CREATE TABLE /*$wgDBprefix*/searchindex ( - -- Key to page_id - si_page int(8) unsigned NOT NULL, - - -- Munged version of title - si_title varchar(255) NOT NULL default '', - - -- Munged version of body text - si_text mediumtext NOT NULL, - - UNIQUE KEY (si_page), - FULLTEXT si_title (si_title), - FULLTEXT si_text (si_text) - -) ENGINE=MyISAM, DEFAULT CHARSET=utf8; - --- --- Recognized interwiki link prefixes --- -CREATE TABLE /*$wgDBprefix*/interwiki ( - -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de") - iw_prefix char(32) NOT NULL, - - -- The URL of the wiki, with "$1" as a placeholder for an article name. - -- Any spaces in the name will be transformed to underscores before - -- insertion. - iw_url char(127) NOT NULL, - - -- A boolean value indicating whether the wiki is in this project - -- (used, for example, to detect redirect loops) - iw_local bool NOT NULL, - - -- Boolean value indicating whether interwiki transclusions are allowed. - iw_trans tinyint(1) NOT NULL default 0, - - UNIQUE KEY iw_prefix (iw_prefix) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Used for caching expensive grouped queries --- -CREATE TABLE /*$wgDBprefix*/querycache ( - -- A key name, generally the base name of of the special page. - qc_type char(32) NOT NULL, - - -- Some sort of stored value. Sizes, counts... - qc_value int(5) unsigned NOT NULL default '0', - - -- Target namespace+title - qc_namespace int NOT NULL default '0', - qc_title char(255) binary NOT NULL default '', - - KEY (qc_type,qc_value) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- For a few generic cache operations if not using Memcached --- -CREATE TABLE /*$wgDBprefix*/objectcache ( - keyname char(255) binary NOT NULL default '', - value mediumblob, - exptime datetime, - UNIQUE KEY (keyname), - KEY (exptime) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- --- Cache of interwiki transclusion --- -CREATE TABLE /*$wgDBprefix*/transcache ( - tc_url varchar(255) NOT NULL, - tc_contents text, - tc_time int NOT NULL, - UNIQUE INDEX tc_url_idx (tc_url) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - -CREATE TABLE /*$wgDBprefix*/logging ( - -- Symbolic keys for the general log type and the action type - -- within the log. The output format will be controlled by the - -- action field, but only the type controls categorization. - log_type char(10) NOT NULL default '', - log_action char(10) NOT NULL default '', - - -- Timestamp. Duh. - log_timestamp char(14) NOT NULL default '19700101000000', - - -- The user who performed this action; key to user_id - log_user int unsigned NOT NULL default 0, - - -- Key to the page affected. Where a user is the target, - -- this will point to the user page. - log_namespace int NOT NULL default 0, - log_title varchar(255) binary NOT NULL default '', - - -- Freeform text. Interpreted as edit history comments. - log_comment varchar(255) NOT NULL default '', - - -- LF separated list of miscellaneous parameters - log_params blob NOT NULL, - - KEY type_time (log_type, log_timestamp), - KEY user_time (log_user, log_timestamp), - KEY page_time (log_namespace, log_title, log_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - -CREATE TABLE /*$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) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- Jobs performed by parallel apache threads or a command-line daemon -CREATE TABLE /*$wgDBprefix*/job ( - job_id int(9) unsigned NOT NULL auto_increment, - - -- Command name, currently only refreshLinks is defined - job_cmd varchar(255) NOT NULL default '', - - -- Namespace and title to act on - -- Should be 0 and '' if the command does not operate on a title - job_namespace int NOT NULL, - job_title varchar(255) binary NOT NULL, - - -- Any other parameters to the command - -- Presently unused, format undefined - job_params blob NOT NULL, - - PRIMARY KEY job_id (job_id), - KEY (job_cmd, job_namespace, job_title) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- Details of updates to cached special pages -CREATE TABLE /*$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 ) - -) ENGINE=InnoDB; - --- For each redirect, this table contains exactly one row defining its target -CREATE TABLE /*$wgDBprefix*/redirect ( - -- Key to the page_id of the redirect page - rd_from int(8) unsigned NOT NULL default '0', - - -- Key to page_namespace/page_title of the target page. - -- The target page may or may not exist, and due to renames - -- and deletions may refer to different page records as time - -- goes by. - rd_namespace int NOT NULL default '0', - rd_title varchar(255) binary NOT NULL default '', - - PRIMARY KEY rd_from (rd_from), - KEY rd_ns_title (rd_namespace,rd_title,rd_from) -) ENGINE=InnoDB, DEFAULT CHARSET=binary; - --- Used for caching expensive grouped queries that need two links (for example double-redirects) - -CREATE TABLE /*$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) - -) ENGINE=InnoDB, DEFAULT CHARSET=binary; diff --git a/maintenance/mysql5/tables.sql b/maintenance/mysql5/tables.sql deleted file mode 100644 index 356f3bbf..00000000 --- a/maintenance/mysql5/tables.sql +++ /dev/null @@ -1,1086 +0,0 @@ --- Experimental table definitions for MySQL 4.1 and 5.0 with --- explicit character set support. Not fully tested, may have --- surprises! --- --- TODO: Test various fields --- TODO: Anything else need to be moved to VARBINARY and BLOB? --- TODO: UCS-2 better than UTF-8? --- TODO: Find out how to get 4-byte UTF-8 chars into MySQL... --- An alternate UCS-2 that does UTF-16 conversion would work. --- TODO: Work on collation usage - --- ------------------------------------------------------------ - --- SQL to create the initial tables for the MediaWiki database. --- This is read and executed by the install script; you should --- not have to run it by itself unless doing a manual install. - --- --- General notes: --- --- If possible, create tables as InnoDB to benefit from the --- superior resiliency against crashes and ability to read --- during writes (and write during reads!) --- --- Only the 'searchindex' table requires MyISAM due to the --- requirement for fulltext index support, which is missing --- from InnoDB. --- --- --- The MySQL table backend for MediaWiki currently uses --- 14-character CHAR or VARCHAR fields to store timestamps. --- The format is YYYYMMDDHHMMSS, which is derived from the --- text format of MySQL's TIMESTAMP fields. --- --- Historically TIMESTAMP fields were used, but abandoned --- in early 2002 after a lot of trouble with the fields --- auto-updating. --- --- The Postgres backend uses DATETIME fields for timestamps, --- and we will migrate the MySQL definitions at some point as --- well. --- --- --- The /*$wgDBprefix*/ comments in this and other files are --- replaced with the defined table prefix by the installer --- and updater scripts. If you are installing or running --- updates manually, you will need to manually insert the --- table prefix if any when running these scripts. --- - - --- --- The user table contains basic account information, --- authentication keys, etc. --- --- Some multi-wiki sites may share a single central user table --- between separate wikis using the $wgSharedDB setting. --- --- Note that when a external authentication plugin is used, --- user table entries still need to be created to store --- preferences and to key tracking information in the other --- tables. --- -CREATE TABLE /*$wgDBprefix*/user ( - user_id int(5) unsigned NOT NULL auto_increment, - - -- 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. 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))), 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. - -- The previous password is left in place until - -- 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, - - -- 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, - - -- 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 - -- some other action requiring HTML cache invalidation - -- to ensure that the UI is updated. - user_touched char(14) binary NOT NULL default '', - - -- A pseudorandomly generated value that is stored in - -- a cookie when the "remember password" feature is - -- used (previously, a hash of the password was used, but - -- this was vulnerable to cookie-stealing attacks) - user_token char(32) binary NOT NULL default '', - - -- 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, - - -- Randomly generated token created when the e-mail address - -- is set and a confirmation test mail sent. - 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, - - -- 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) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- User permissions have been broken out to a separate table; --- this allows sites with a shared user table to have different --- permissions assigned to a user in each project. --- --- This table replaces the old user_rights field which used a --- comma-separated blob. --- -CREATE TABLE /*$wgDBprefix*/user_groups ( - -- Key to user_id - ug_user int(5) unsigned NOT NULL default '0', - - -- Group names are short symbolic string keys. - -- The set of group names is open-ended, though in practice - -- only some predefined ones are likely to be used. - -- - -- At runtime $wgGroupPermissions will associate group keys - -- with particular permissions. A user will have the combined - -- permissions of any group they're explicitly in, plus - -- the implicit '*' and 'user' groups. - ug_group char(16) NOT NULL default '', - - PRIMARY KEY (ug_user,ug_group), - KEY (ug_group) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- Stores notifications of user talk page changes, for the display --- of the "you have new messages" box -CREATE TABLE /*$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) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Core of the wiki: each page has an entry here which identifies --- it by title and contains some essential metadata. --- -CREATE TABLE /*$wgDBprefix*/page ( - -- Unique identifier number. The page_id will be preserved across - -- edits and rename operations, but not deletions and recreations. - page_id int(8) unsigned NOT NULL auto_increment, - - -- A page name is broken into a namespace and a title. - -- The namespace keys are UI-language-independent constants, - -- defined in includes/Defines.php - page_namespace int NOT NULL, - - -- The rest of the title, as text. - -- Spaces are transformed into underscores in title storage. - page_title varchar(255) binary NOT NULL, - - -- Comma-separated set of permission keys indicating who - -- can move or edit the page. - page_restrictions tinyblob NOT NULL, - - -- Number of times this page has been viewed. - page_counter bigint(20) unsigned NOT NULL default '0', - - -- 1 indicates the article is a redirect. - page_is_redirect tinyint(1) unsigned NOT NULL default '0', - - -- 1 indicates this is a new entry, with only one edit. - -- Not all pages with one edit are new pages. - page_is_new tinyint(1) unsigned NOT NULL default '0', - - -- Random value between 0 and 1, used for Special:Randompage - page_random real unsigned NOT NULL, - - -- This timestamp is updated whenever the page changes in - -- a way requiring it to be re-rendered, invalidating caches. - -- Aside from editing this includes permission changes, - -- creation or deletion of linked pages, and alteration - -- of contained templates. - page_touched char(14) binary NOT NULL default '', - - -- Handy key to revision.rev_id of the current revision. - -- This may be 0 during page creation, but that shouldn't - -- happen outside of a transaction... hopefully. - page_latest int(8) unsigned NOT NULL, - - -- Uncompressed length in bytes of the page's current source text. - page_len int(8) unsigned NOT NULL, - - PRIMARY KEY page_id (page_id), - UNIQUE INDEX name_title (page_namespace,page_title), - - -- Special-purpose indexes - INDEX (page_random), - INDEX (page_len) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Every edit of a page creates also a revision row. --- This stores metadata about the revision, and a reference --- to the text storage backend. --- -CREATE TABLE /*$wgDBprefix*/revision ( - rev_id int(8) unsigned NOT NULL auto_increment, - - -- Key to page_id. This should _never_ be invalid. - rev_page int(8) unsigned NOT NULL, - - -- Key to text.old_id, where the actual bulk text is stored. - -- It's possible for multiple revisions to use the same text, - -- for instance revisions where only metadata is altered - -- or a rollback to a previous version. - rev_text_id int(8) unsigned NOT NULL, - - -- 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, - - -- 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', - - -- Text username or IP address of the editor. - rev_user_text varchar(255) binary NOT NULL default '', - - -- Timestamp - rev_timestamp char(14) binary NOT NULL default '', - - -- Records whether the user marked the 'minor edit' checkbox. - -- Many automated edits are marked as minor. - rev_minor_edit tinyint(1) 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', - - PRIMARY KEY rev_page_id (rev_page, rev_id), - UNIQUE INDEX rev_id (rev_id), - INDEX rev_timestamp (rev_timestamp), - INDEX page_timestamp (rev_page,rev_timestamp), - INDEX user_timestamp (rev_user,rev_timestamp), - INDEX usertext_timestamp (rev_user_text,rev_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Holds text of individual page revisions. --- --- Field names are a holdover from the 'old' revisions table in --- MediaWiki 1.4 and earlier: an upgrade will transform that --- table into the 'text' table to minimize unnecessary churning --- and downtime. If upgrading, the other fields will be left unused. --- -CREATE TABLE /*$wgDBprefix*/text ( - -- 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 mediumblob NOT NULL, - - -- Comma-separated list of flags: - -- gzip: text is compressed with PHP's gzdeflate() function. - -- utf8: text was stored as UTF-8. - -- If $wgLegacyEncoding option is on, rows *without* this flag - -- will be converted to UTF-8 transparently at load time. - -- object: text field contained a serialized PHP object. - -- The object either contains multiple versions compressed - -- together to achieve a better compression ratio, or it refers - -- to another row where the text can be found. - old_flags tinyblob NOT NULL, - - PRIMARY KEY old_id (old_id) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Holding area for deleted articles, which may be viewed --- or restored by admins through the Special:Undelete interface. --- The fields generally correspond to the page, revision, and text --- fields, with several caveats. --- -CREATE TABLE /*$wgDBprefix*/archive ( - ar_namespace int NOT NULL default '0', - ar_title varchar(255) binary NOT NULL default '', - - -- Newly deleted pages will not store text in this table, - -- but will reference the separately existing text rows. - -- This field is retained for backwards compatibility, - -- 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, - - -- Basic revision stuff... - 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, - - -- When revisions are deleted, their unique rev_id is stored - -- here so it can be retained after undeletion. This is necessary - -- to retain permalinks to given revisions after accidental delete - -- cycles or messy operations like history merges. - -- - -- Old entries from 1.4 will be NULL here, and a new rev_id will - -- be created on undeletion for those revisions. - ar_rev_id int(8) unsigned, - - -- For newly deleted revisions, this is the text.old_id key to the - -- actual stored text. To avoid breaking the block-compression scheme - -- and otherwise making storage changes harder, the actual text is - -- *not* deleted from the text table, merely hidden by removal of the - -- page and revision entries. - -- - -- Old entries deleted under 1.2-1.4 will have NULL here, and their - -- ar_text and ar_flags fields will be used to create a new text - -- row upon undeletion. - ar_text_id int(8) unsigned, - - KEY name_title_timestamp (ar_namespace,ar_title,ar_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Track page-to-page hyperlinks within the wiki. --- -CREATE TABLE /*$wgDBprefix*/pagelinks ( - -- Key to the page_id of the page containing the link. - pl_from int(8) unsigned NOT NULL default '0', - - -- Key to page_namespace/page_title of the target page. - -- The target page may or may not exist, and due to renames - -- and deletions may refer to different page records as time - -- goes by. - pl_namespace int NOT NULL default '0', - pl_title varchar(255) binary NOT NULL default '', - - UNIQUE KEY pl_from (pl_from,pl_namespace,pl_title), - KEY (pl_namespace,pl_title,pl_from) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Track template inclusions. --- -CREATE TABLE /*$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) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Track links to images *used inline* --- We don't distinguish live from broken links here, so --- they do not need to be changed on upload/removal. --- -CREATE TABLE /*$wgDBprefix*/imagelinks ( - -- Key to page_id of the page containing the image / media link. - il_from int(8) unsigned NOT NULL default '0', - - -- Filename of target image. - -- This is also the page_title of the file's description page; - -- all such pages are in namespace 6 (NS_IMAGE). - il_to varchar(255) binary NOT NULL default '', - - UNIQUE KEY il_from (il_from,il_to), - KEY (il_to,il_from) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Track category inclusions *used inline* --- This tracks a single level of category membership --- (folksonomic tagging, really). --- -CREATE TABLE /*$wgDBprefix*/categorylinks ( - -- Key to page_id of the page defined as a category member. - cl_from int(8) unsigned NOT NULL default '0', - - -- Name of the category. - -- This is also the page_title of the category's description page; - -- all such pages are in namespace 14 (NS_CATEGORY). - cl_to varchar(255) binary NOT NULL default '', - - -- 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... - -- - -- 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). - -- To sort properly on the shorter key, this field needs to be - -- the same shortness. - cl_sortkey varchar(86) binary NOT NULL default '', - - -- This isn't really used at present. Provided for an optional - -- sorting method by approximate addition time. - cl_timestamp timestamp NOT NULL, - - UNIQUE KEY cl_from (cl_from,cl_to), - - -- We always sort within a given category... - KEY cl_sortkey (cl_to,cl_sortkey), - - -- Not really used? - KEY cl_timestamp (cl_to,cl_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Track links to external URLs --- -CREATE TABLE /*$wgDBprefix*/externallinks ( - -- page_id of the referring page - el_from int(8) unsigned NOT NULL default '0', - - -- The URL - el_to blob NOT NULL, - - -- In the case of HTTP URLs, this is the URL with any username or password - -- removed, and with the labels in the hostname reversed and converted to - -- lower case. An extra dot is added to allow for matching of either - -- example.com or *.example.com in a single scan. - -- Example: - -- http://user:password@sub.example.com/page.html - -- becomes - -- http://com.example.sub./page.html - -- which allows for fast searching for all pages under example.com with the - -- clause: - -- WHERE el_index LIKE 'http://com.example.%' - el_index blob NOT NULL, - - KEY (el_from, el_to(40)), - KEY (el_to(60), el_from), - KEY (el_index(60)) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Track interlanguage links --- -CREATE TABLE /*$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) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Contains a single row with some aggregate info --- on the state of the site. --- -CREATE TABLE /*$wgDBprefix*/site_stats ( - -- The single row should contain 1 here. - ss_row_id int(8) unsigned NOT NULL, - - -- Total number of page views, if hit counters are enabled. - ss_total_views bigint(20) unsigned default '0', - - -- Total number of edits performed. - ss_total_edits bigint(20) unsigned default '0', - - -- An approximate count of pages matching the following criteria: - -- * in namespace 0 - -- * not a redirect - -- * contains the text '[[' - -- 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', - - -- Number of users, theoretically equal to SELECT COUNT(*) FROM user; - ss_users bigint(20) default '-1', - - -- Deprecated, no longer updated as of 1.5 - 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) - -) ENGINE=InnoDB; - --- --- Stores an ID for every time any article is visited; --- depending on $wgHitcounterUpdateFreq, it is --- periodically cleared and the page_counter column --- in the page table updated for the all articles --- that have been visited.) --- -CREATE TABLE /*$wgDBprefix*/hitcounter ( - hc_id int unsigned NOT NULL -) ENGINE=HEAP MAX_ROWS=25000; - - --- --- The internet is full of jerks, alas. Sometimes it's handy --- to block a vandal or troll account. --- -CREATE TABLE /*$wgDBprefix*/ipblocks ( - -- Primary key, introduced for privacy. - ipb_id int(8) NOT NULL auto_increment, - - -- Blocked IP address in dotted-quad form or user name. - ipb_address tinyblob NOT NULL, - - -- Blocked user ID or 0 for IP blocks. - ipb_user int(8) unsigned NOT NULL default '0', - - -- User ID who made the block. - ipb_by int(8) unsigned NOT NULL default '0', - - -- Text comment made by blocker. - ipb_reason tinyblob NOT NULL, - - -- Creation (or refresh) date in standard YMDHMS form. - -- IP blocks expire automatically. - ipb_timestamp char(14) binary NOT NULL default '', - - -- Indicates that the IP address was banned because a banned - -- user accessed a page through it. If this is 1, ipb_address - -- will be hidden, and the block identified by block ID number. - ipb_auto bool NOT NULL default '0', - - -- If set to 1, block applies only to logged-out users - ipb_anon_only bool NOT NULL default 0, - - -- Block prevents account creation from matching IP addresses - ipb_create_account bool NOT NULL default 1, - - -- Block triggers autoblocks - ipb_enable_autoblock bool NOT NULL default '1', - - -- Time at which the block will expire. - ipb_expiry char(14) binary NOT NULL default '', - - -- Start and end of an address range, in hexadecimal - -- Size chosen to allow IPv6 - ipb_range_start varchar(32) NOT NULL default '', - ipb_range_end varchar(32) NOT NULL default '', - - PRIMARY KEY ipb_id (ipb_id), - - -- Unique index to support "user already blocked" messages - -- Any new options which prevent collisions should be included - UNIQUE INDEX ipb_address (ipb_address(255), ipb_user, ipb_auto, ipb_anon_only), - - INDEX ipb_user (ipb_user), - INDEX ipb_range (ipb_range_start(8), ipb_range_end(8)), - INDEX ipb_timestamp (ipb_timestamp), - INDEX ipb_expiry (ipb_expiry) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Uploaded images and other files. --- -CREATE TABLE /*$wgDBprefix*/image ( - -- Filename. - -- This is also the title of the associated description page, - -- which will be in namespace 6 (NS_IMAGE). - img_name varchar(255) binary NOT NULL default '', - - -- File size in bytes. - 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', - - -- 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', - - -- 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, - - -- major part of a MIME media type as defined by IANA - -- see http://www.iana.org/assignments/media-types/ - img_major_mime ENUM("unknown", "application", "audio", "image", "text", "video", "message", "model", "multipart") NOT NULL default "unknown", - - -- minor part of a MIME media type as defined by IANA - -- the minor parts are not required to adher to any standard - -- but should be consistent throughout the database - -- see http://www.iana.org/assignments/media-types/ - img_minor_mime varchar(32) NOT NULL default "unknown", - - -- Description field as entered by the uploader. - -- This is displayed in image upload history and logs. - 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 '', - - -- Time of the upload. - img_timestamp char(14) binary NOT NULL default '', - - PRIMARY KEY img_name (img_name), - - -- 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) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Previous revisions of uploaded files. --- Awkwardly, image rows have to be moved into --- this table at re-upload time. --- -CREATE TABLE /*$wgDBprefix*/oldimage ( - -- Base filename: key to image.img_name - oi_name varchar(255) binary NOT NULL default '', - - -- Filename of the archived file. - -- This is generally a timestamp and '!' prepended to the base name. - oi_archive_name varchar(255) binary NOT NULL default '', - - -- Other fields as in image... - oi_size int(8) unsigned NOT NULL default 0, - oi_width int(5) NOT NULL default 0, - oi_height int(5) NOT NULL default 0, - oi_bits int(3) NOT NULL default 0, - oi_description tinyblob NOT NULL, - oi_user int(5) unsigned NOT NULL default '0', - oi_user_text varchar(255) binary NOT NULL default '', - oi_timestamp char(14) binary NOT NULL default '', - - INDEX oi_name (oi_name(10)) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Record of deleted file data --- -CREATE TABLE /*$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 default '', - 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 - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Primarily a summary table for Special:Recentchanges, --- this table contains some additional info on edits from --- the last few days, see Article::editUpdates() --- -CREATE TABLE /*$wgDBprefix*/recentchanges ( - rc_id int(8) NOT NULL auto_increment, - rc_timestamp varchar(14) binary NOT NULL default '', - rc_cur_time varchar(14) binary NOT NULL default '', - - -- As in revision - rc_user int(10) unsigned NOT NULL default '0', - rc_user_text varchar(255) binary NOT NULL default '', - - -- When pages are renamed, their RC entries do _not_ change. - rc_namespace int NOT NULL default '0', - rc_title varchar(255) binary NOT NULL default '', - - -- as in revision... - rc_comment varchar(255) binary NOT NULL default '', - rc_minor tinyint(3) unsigned NOT NULL default '0', - - -- Edits by user accounts with the 'bot' rights key are - -- marked with a 1 here, and will be hidden from the - -- default view. - rc_bot tinyint(3) unsigned NOT NULL default '0', - - rc_new tinyint(3) unsigned NOT NULL default '0', - - -- Key to page_id (was cur_id prior to 1.5). - -- This will keep links working after moves while - -- retaining the at-the-time name in the changes list. - rc_cur_id int(10) unsigned NOT NULL default '0', - - -- rev_id of the given revision - rc_this_oldid int(10) unsigned NOT NULL default '0', - - -- rev_id of the prior revision, for generating diff links. - rc_last_oldid int(10) unsigned NOT NULL default '0', - - -- These may no longer be used, with the new move log. - rc_type tinyint(3) unsigned NOT NULL default '0', - rc_moved_to_ns tinyint(3) unsigned NOT NULL default '0', - rc_moved_to_title varchar(255) binary NOT NULL default '', - - -- If the Recent Changes Patrol option is enabled, - -- users may mark edits as having been reviewed to - -- remove a warning flag on the RC list. - -- A value of 1 indicates the page has been reviewed. - rc_patrolled tinyint(3) unsigned NOT NULL default '0', - - -- Recorded IP address the edit was made from, if the - -- $wgPutIPinRC option is enabled. - rc_ip char(15) NOT NULL default '', - - -- Text length in characters before - -- and after the edit - rc_old_len int(10) default '0', - rc_new_len int(10) default '0', - - PRIMARY KEY rc_id (rc_id), - INDEX rc_timestamp (rc_timestamp), - INDEX rc_namespace_title (rc_namespace, rc_title), - INDEX rc_cur_id (rc_cur_id), - INDEX new_name_timestamp (rc_new,rc_namespace,rc_timestamp), - INDEX rc_ip (rc_ip), - INDEX rc_ns_usertext ( rc_namespace, rc_user_text ) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - -CREATE TABLE /*$wgDBprefix*/watchlist ( - -- Key to user.user_id - wl_user int(5) unsigned NOT NULL, - - -- Key to page_namespace/page_title - -- 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. - wl_notificationtimestamp varchar(14) binary, - - UNIQUE KEY (wl_user, wl_namespace, wl_title), - KEY namespace_title (wl_namespace,wl_title) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - - --- --- Used by the math module to keep track --- of previously-rendered items. --- -CREATE TABLE /*$wgDBprefix*/math ( - -- Binary MD5 hash of the latex fragment, used as an identifier key. - math_inputhash varbinary(16) NOT NULL, - - -- Not sure what this is, exactly... - math_outputhash varbinary(16) NOT NULL, - - -- texvc reports how well it thinks the HTML conversion worked; - -- if it's a low level the PNG rendering may be preferred. - math_html_conservativeness tinyint(1) NOT NULL, - - -- HTML output from texvc, if any - math_html text, - - -- MathML output from texvc, if any - math_mathml text, - - UNIQUE KEY math_inputhash (math_inputhash) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- When using the default MySQL search backend, page titles --- and text are munged to strip markup, do Unicode case folding, --- and prepare the result for MySQL's fulltext index. --- --- This table must be MyISAM; InnoDB does not support the needed --- fulltext index. --- -CREATE TABLE /*$wgDBprefix*/searchindex ( - -- Key to page_id - si_page int(8) unsigned NOT NULL, - - -- Munged version of title - si_title varchar(255) NOT NULL default '', - - -- Munged version of body text - si_text mediumtext NOT NULL, - - UNIQUE KEY (si_page), - FULLTEXT si_title (si_title), - FULLTEXT si_text (si_text) - -) ENGINE=MyISAM, DEFAULT CHARSET=utf8; - --- --- Recognized interwiki link prefixes --- -CREATE TABLE /*$wgDBprefix*/interwiki ( - -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de") - iw_prefix char(32) NOT NULL, - - -- The URL of the wiki, with "$1" as a placeholder for an article name. - -- Any spaces in the name will be transformed to underscores before - -- insertion. - iw_url char(127) NOT NULL, - - -- A boolean value indicating whether the wiki is in this project - -- (used, for example, to detect redirect loops) - iw_local bool NOT NULL, - - -- Boolean value indicating whether interwiki transclusions are allowed. - iw_trans tinyint(1) NOT NULL default 0, - - UNIQUE KEY iw_prefix (iw_prefix) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Used for caching expensive grouped queries --- -CREATE TABLE /*$wgDBprefix*/querycache ( - -- A key name, generally the base name of of the special page. - qc_type char(32) NOT NULL, - - -- Some sort of stored value. Sizes, counts... - qc_value int(5) unsigned NOT NULL default '0', - - -- Target namespace+title - qc_namespace int NOT NULL default '0', - qc_title char(255) binary NOT NULL default '', - - KEY (qc_type,qc_value) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- For a few generic cache operations if not using Memcached --- -CREATE TABLE /*$wgDBprefix*/objectcache ( - keyname char(255) binary NOT NULL default '', - value mediumblob, - exptime datetime, - UNIQUE KEY (keyname), - KEY (exptime) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- --- Cache of interwiki transclusion --- -CREATE TABLE /*$wgDBprefix*/transcache ( - tc_url varchar(255) NOT NULL, - tc_contents text, - tc_time int NOT NULL, - UNIQUE INDEX tc_url_idx (tc_url) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - -CREATE TABLE /*$wgDBprefix*/logging ( - -- Symbolic keys for the general log type and the action type - -- within the log. The output format will be controlled by the - -- action field, but only the type controls categorization. - log_type char(10) NOT NULL default '', - log_action char(10) NOT NULL default '', - - -- Timestamp. Duh. - log_timestamp char(14) NOT NULL default '19700101000000', - - -- The user who performed this action; key to user_id - log_user int unsigned NOT NULL default 0, - - -- Key to the page affected. Where a user is the target, - -- this will point to the user page. - log_namespace int NOT NULL default 0, - log_title varchar(255) binary NOT NULL default '', - - -- Freeform text. Interpreted as edit history comments. - log_comment varchar(255) NOT NULL default '', - - -- LF separated list of miscellaneous parameters - log_params blob NOT NULL, - - KEY type_time (log_type, log_timestamp), - KEY user_time (log_user, log_timestamp), - KEY page_time (log_namespace, log_title, log_timestamp) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - -CREATE TABLE /*$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) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- Jobs performed by parallel apache threads or a command-line daemon -CREATE TABLE /*$wgDBprefix*/job ( - job_id int(9) unsigned NOT NULL auto_increment, - - -- Command name, currently only refreshLinks is defined - job_cmd varchar(255) NOT NULL default '', - - -- Namespace and title to act on - -- Should be 0 and '' if the command does not operate on a title - job_namespace int NOT NULL, - job_title varchar(255) binary NOT NULL, - - -- Any other parameters to the command - -- Presently unused, format undefined - job_params blob NOT NULL, - - PRIMARY KEY job_id (job_id), - KEY (job_cmd, job_namespace, job_title) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- Details of updates to cached special pages -CREATE TABLE /*$wgDBprefix*/querycache_info ( - - -- Special page name - -- Corresponds to a qc_type value - qci_type varchar(32) NOT NULL default '', - - -- 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 /*$wgDBprefix*/redirect ( - -- Key to the page_id of the redirect page - rd_from int(8) unsigned NOT NULL default '0', - - -- Key to page_namespace/page_title of the target page. - -- The target page may or may not exist, and due to renames - -- and deletions may refer to different page records as time - -- goes by. - rd_namespace int NOT NULL default '0', - rd_title varchar(255) binary NOT NULL default '', - - PRIMARY KEY rd_from (rd_from), - KEY rd_ns_title (rd_namespace,rd_title,rd_from) -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; - --- Used for caching expensive grouped queries that need two links (for example double-redirects) - -CREATE TABLE /*$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) - -) ENGINE=InnoDB, DEFAULT CHARSET=utf8; |