X-Git-Url: https://scripts.mit.edu/gitweb/autoinstallsdev/mediawiki.git/blobdiff_plain/74c929b24b048c9f1e31e17db757ae4195cd7673..dc9cc5d707f5a612938cc9371614cc41c328fda2:/maintenance/tables.sql diff --git a/maintenance/tables.sql b/maintenance/tables.sql index 28f496eb..3b1e8eb7 100644 --- a/maintenance/tables.sql +++ b/maintenance/tables.sql @@ -2,6 +2,8 @@ -- This is read and executed by the install script; you should -- not have to run it by itself unless doing a manual install. +-- This is a shared schema file used for both MySQL and SQLite installs. + -- -- General notes: -- @@ -28,7 +30,7 @@ -- well. -- -- --- The /*$wgDBprefix*/ comments in this and other files are +-- The /*_*/ comments in this and other files are -- replaced with the defined table prefix by the installer -- and updater scripts. If you are installing or running -- updates manually, you will need to manually insert the @@ -48,8 +50,8 @@ -- preferences and to key tracking information in the other -- tables. -- -CREATE TABLE /*$wgDBprefix*/user ( - user_id int unsigned NOT NULL auto_increment, +CREATE TABLE /*_*/user ( + user_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Usernames must be unique, must not be in the form of -- an IP address. _Shouldn't_ allow slashes or case @@ -124,13 +126,12 @@ CREATE TABLE /*$wgDBprefix*/user ( -- Meant primarily for heuristic checks to give an impression of whether -- the account has been used much. -- - user_editcount int, + user_editcount int +) /*$wgDBTableOptions*/; - PRIMARY KEY user_id (user_id), - UNIQUE INDEX user_name (user_name), - INDEX (user_email_token) +CREATE UNIQUE INDEX /*i*/user_name ON /*_*/user (user_name); +CREATE INDEX /*i*/user_email_token ON /*_*/user (user_email_token); -) /*$wgDBTableOptions*/; -- -- User permissions have been broken out to a separate table; @@ -140,9 +141,9 @@ CREATE TABLE /*$wgDBprefix*/user ( -- This table replaces the old user_rights field which used a -- comma-separated blob. -- -CREATE TABLE /*$wgDBprefix*/user_groups ( +CREATE TABLE /*_*/user_groups ( -- Key to user_id - ug_user int unsigned NOT NULL default '0', + ug_user int unsigned NOT NULL default 0, -- Group names are short symbolic string keys. -- The set of group names is open-ended, though in practice @@ -152,37 +153,39 @@ CREATE TABLE /*$wgDBprefix*/user_groups ( -- 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 varbinary(16) NOT NULL default '', - - PRIMARY KEY (ug_user,ug_group), - KEY (ug_group) + ug_group varbinary(16) NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/ug_user_group ON /*_*/user_groups (ug_user,ug_group); +CREATE INDEX /*i*/ug_group ON /*_*/user_groups (ug_group); + + -- Stores notifications of user talk page changes, for the display -- of the "you have new messages" box -CREATE TABLE /*$wgDBprefix*/user_newtalk ( +CREATE TABLE /*_*/user_newtalk ( -- Key to user.user_id - user_id int NOT NULL default '0', + user_id int NOT NULL default 0, -- If the user is an anonymous user their IP address is stored here -- since the user_id of 0 is ambiguous user_ip varbinary(40) NOT NULL default '', -- The highest timestamp of revisions of the talk page viewed -- by this user - user_last_timestamp binary(14) NOT NULL default '', - INDEX user_id (user_id), - INDEX user_ip (user_ip) - + user_last_timestamp binary(14) NOT NULL default '' ) /*$wgDBTableOptions*/; +-- Indexes renamed for SQLite in 1.14 +CREATE INDEX /*i*/un_user_id ON /*_*/user_newtalk (user_id); +CREATE INDEX /*i*/un_user_ip ON /*_*/user_newtalk (user_ip); + -- -- Core of the wiki: each page has an entry here which identifies -- it by title and contains some essential metadata. -- -CREATE TABLE /*$wgDBprefix*/page ( +CREATE TABLE /*_*/page ( -- Unique identifier number. The page_id will be preserved across -- edits and rename operations, but not deletions and recreations. - page_id int unsigned NOT NULL auto_increment, + page_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- A page name is broken into a namespace and a title. -- The namespace keys are UI-language-independent constants, @@ -198,14 +201,14 @@ CREATE TABLE /*$wgDBprefix*/page ( page_restrictions tinyblob NOT NULL, -- Number of times this page has been viewed. - page_counter bigint unsigned NOT NULL default '0', + page_counter bigint unsigned NOT NULL default 0, -- 1 indicates the article is a redirect. - page_is_redirect tinyint unsigned NOT NULL default '0', + page_is_redirect tinyint unsigned NOT NULL default 0, -- 1 indicates this is a new entry, with only one edit. -- Not all pages with one edit are new pages. - page_is_new tinyint unsigned NOT NULL default '0', + page_is_new tinyint unsigned NOT NULL default 0, -- Random value between 0 and 1, used for Special:Randompage page_random real unsigned NOT NULL, @@ -223,24 +226,21 @@ CREATE TABLE /*$wgDBprefix*/page ( page_latest int unsigned NOT NULL, -- Uncompressed length in bytes of the page's current source text. - page_len int unsigned NOT NULL, + page_len int unsigned NOT NULL +) /*$wgDBTableOptions*/; - PRIMARY KEY page_id (page_id), - UNIQUE INDEX name_title (page_namespace,page_title), - - -- Special-purpose indexes - INDEX (page_random), - INDEX (page_len) +CREATE UNIQUE INDEX /*i*/name_title ON /*_*/page (page_namespace,page_title); +CREATE INDEX /*i*/page_random ON /*_*/page (page_random); +CREATE INDEX /*i*/page_len ON /*_*/page (page_len); -) /*$wgDBTableOptions*/; -- -- 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 /*$wgDBprefix*/revision ( - rev_id int unsigned NOT NULL auto_increment, +CREATE TABLE /*_*/revision ( + rev_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Key to page_id. This should _never_ be invalid. rev_page int unsigned NOT NULL, @@ -258,7 +258,7 @@ CREATE TABLE /*$wgDBprefix*/revision ( -- 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 unsigned NOT NULL default '0', + rev_user int unsigned NOT NULL default 0, -- Text username or IP address of the editor. rev_user_text varchar(255) binary NOT NULL default '', @@ -268,28 +268,27 @@ CREATE TABLE /*$wgDBprefix*/revision ( -- Records whether the user marked the 'minor edit' checkbox. -- Many automated edits are marked as minor. - rev_minor_edit tinyint unsigned NOT NULL default '0', + rev_minor_edit tinyint unsigned NOT NULL default 0, -- Not yet used; reserved for future changes to the deletion system. - rev_deleted tinyint unsigned NOT NULL default '0', + rev_deleted tinyint unsigned NOT NULL default 0, -- Length of this revision in bytes rev_len int unsigned, -- Key to revision.rev_id -- This field is used to add support for a tree structure (The Adjacency List Model) - rev_parent_id int unsigned default NULL, - - PRIMARY KEY rev_page_id (rev_page, rev_id), - UNIQUE INDEX rev_id (rev_id), - INDEX rev_timestamp (rev_timestamp), - INDEX page_timestamp (rev_page,rev_timestamp), - INDEX user_timestamp (rev_user,rev_timestamp), - INDEX usertext_timestamp (rev_user_text,rev_timestamp) + rev_parent_id int unsigned default NULL ) /*$wgDBTableOptions*/ 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 +CREATE UNIQUE INDEX /*i*/rev_page_id ON /*_*/revision (rev_page, rev_id); +CREATE INDEX /*i*/rev_timestamp ON /*_*/revision (rev_timestamp); +CREATE INDEX /*i*/page_timestamp ON /*_*/revision (rev_page,rev_timestamp); +CREATE INDEX /*i*/user_timestamp ON /*_*/revision (rev_user,rev_timestamp); +CREATE INDEX /*i*/usertext_timestamp ON /*_*/revision (rev_user_text,rev_timestamp); + -- -- Holds text of individual page revisions. -- @@ -298,13 +297,13 @@ CREATE TABLE /*$wgDBprefix*/revision ( -- table into the 'text' table to minimize unnecessary churning -- and downtime. If upgrading, the other fields will be left unused. -- -CREATE TABLE /*$wgDBprefix*/text ( +CREATE TABLE /*_*/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 unsigned NOT NULL auto_increment, + old_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Depending on the contents of the old_flags field, the text -- may be convenient plain text, or it may be funkily encoded. @@ -319,21 +318,19 @@ CREATE TABLE /*$wgDBprefix*/text ( -- The object either contains multiple versions compressed -- together to achieve a better compression ratio, or it refers -- to another row where the text can be found. - old_flags tinyblob NOT NULL, - - PRIMARY KEY old_id (old_id) - + old_flags tinyblob NOT NULL ) /*$wgDBTableOptions*/ 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 -- 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 /*$wgDBprefix*/archive ( - ar_namespace int NOT NULL default '0', +CREATE TABLE /*_*/archive ( + ar_namespace int NOT NULL default 0, ar_title varchar(255) binary NOT NULL default '', -- Newly deleted pages will not store text in this table, @@ -346,10 +343,10 @@ CREATE TABLE /*$wgDBprefix*/archive ( -- Basic revision stuff... ar_comment tinyblob NOT NULL, - ar_user int unsigned NOT NULL default '0', + ar_user int unsigned NOT NULL default 0, ar_user_text varchar(255) binary NOT NULL, ar_timestamp binary(14) NOT NULL default '', - ar_minor_edit tinyint NOT NULL default '0', + ar_minor_edit tinyint NOT NULL default 0, -- See ar_text note. ar_flags tinyblob NOT NULL, @@ -375,7 +372,7 @@ CREATE TABLE /*$wgDBprefix*/archive ( ar_text_id int unsigned, -- rev_deleted for archives - ar_deleted tinyint unsigned NOT NULL default '0', + ar_deleted tinyint unsigned NOT NULL default 0, -- Length of this revision in bytes ar_len int unsigned, @@ -388,80 +385,77 @@ CREATE TABLE /*$wgDBprefix*/archive ( ar_page_id int unsigned, -- Original previous revision - ar_parent_id int unsigned default NULL, - - KEY name_title_timestamp (ar_namespace,ar_title,ar_timestamp), - KEY usertext_timestamp (ar_user_text,ar_timestamp) - + ar_parent_id int unsigned default NULL ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/name_title_timestamp ON /*_*/archive (ar_namespace,ar_title,ar_timestamp); +CREATE INDEX /*i*/ar_usertext_timestamp ON /*_*/archive (ar_user_text,ar_timestamp); + -- -- Track page-to-page hyperlinks within the wiki. -- -CREATE TABLE /*$wgDBprefix*/pagelinks ( +CREATE TABLE /*_*/pagelinks ( -- Key to the page_id of the page containing the link. - pl_from int unsigned NOT NULL default '0', + pl_from int 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) - + pl_namespace int NOT NULL default 0, + pl_title varchar(255) binary NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/pl_from ON /*_*/pagelinks (pl_from,pl_namespace,pl_title); +CREATE UNIQUE INDEX /*i*/pl_namespace ON /*_*/pagelinks (pl_namespace,pl_title,pl_from); + -- -- Track template inclusions. -- -CREATE TABLE /*$wgDBprefix*/templatelinks ( +CREATE TABLE /*_*/templatelinks ( -- Key to the page_id of the page containing the link. - tl_from int unsigned NOT NULL default '0', + tl_from int 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) - + tl_namespace int NOT NULL default 0, + tl_title varchar(255) binary NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/tl_from ON /*_*/templatelinks (tl_from,tl_namespace,tl_title); +CREATE UNIQUE INDEX /*i*/tl_namespace ON /*_*/templatelinks (tl_namespace,tl_title,tl_from); + + -- -- Track links to images *used inline* -- We don't distinguish live from broken links here, so -- they do not need to be changed on upload/removal. -- -CREATE TABLE /*$wgDBprefix*/imagelinks ( +CREATE TABLE /*_*/imagelinks ( -- Key to page_id of the page containing the image / media link. - il_from int unsigned NOT NULL default '0', + il_from int 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_FILE). - il_to varchar(255) binary NOT NULL default '', - - UNIQUE KEY il_from (il_from,il_to), - KEY (il_to,il_from) - + il_to varchar(255) binary NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/il_from ON /*_*/imagelinks (il_from,il_to); +CREATE UNIQUE INDEX /*i*/il_to ON /*_*/imagelinks (il_to,il_from); + + -- -- Track category inclusions *used inline* -- This tracks a single level of category membership --- (folksonomic tagging, really). -- -CREATE TABLE /*$wgDBprefix*/categorylinks ( +CREATE TABLE /*_*/categorylinks ( -- Key to page_id of the page defined as a category member. - cl_from int unsigned NOT NULL default '0', + cl_from int unsigned NOT NULL default 0, -- Name of the category. -- This is also the page_title of the category's description page; @@ -480,26 +474,26 @@ CREATE TABLE /*$wgDBprefix*/categorylinks ( -- This isn't really used at present. Provided for an optional -- sorting method by approximate addition time. - cl_timestamp timestamp NOT NULL, - - UNIQUE KEY cl_from (cl_from,cl_to), - - -- We always sort within a given category... - KEY cl_sortkey (cl_to,cl_sortkey,cl_from), - - -- Not really used? - KEY cl_timestamp (cl_to,cl_timestamp) - + cl_timestamp timestamp NOT NULL ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/cl_from ON /*_*/categorylinks (cl_from,cl_to); + +-- We always sort within a given category... +CREATE INDEX /*i*/cl_sortkey ON /*_*/categorylinks (cl_to,cl_sortkey,cl_from); + +-- Not really used? +CREATE INDEX /*i*/cl_timestamp ON /*_*/categorylinks (cl_to,cl_timestamp); + + -- -- Track all existing categories. Something is a category if 1) it has an en- -- try somewhere in categorylinks, or 2) it once did. Categories might not -- have corresponding pages, so they need to be tracked separately. -- -CREATE TABLE /*$wgDBprefix*/category ( +CREATE TABLE /*_*/category ( -- Primary key - cat_id int unsigned NOT NULL auto_increment, + cat_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Name of the category, in the same form as page_title (with underscores). -- If there is a category page corresponding to this category, by definition, @@ -516,21 +510,21 @@ CREATE TABLE /*$wgDBprefix*/category ( cat_files int signed NOT NULL default 0, -- Reserved for future use - cat_hidden tinyint unsigned NOT NULL default 0, - - PRIMARY KEY (cat_id), - UNIQUE KEY (cat_title), - - -- For Special:Mostlinkedcategories - KEY (cat_pages) + cat_hidden tinyint unsigned NOT NULL default 0 ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/cat_title ON /*_*/category (cat_title); + +-- For Special:Mostlinkedcategories +CREATE INDEX /*i*/cat_pages ON /*_*/category (cat_pages); + + -- -- Track links to external URLs -- -CREATE TABLE /*$wgDBprefix*/externallinks ( +CREATE TABLE /*_*/externallinks ( -- page_id of the referring page - el_from int unsigned NOT NULL default '0', + el_from int unsigned NOT NULL default 0, -- The URL el_to blob NOT NULL, @@ -546,50 +540,52 @@ CREATE TABLE /*$wgDBprefix*/externallinks ( -- which allows for fast searching for all pages under example.com with the -- clause: -- WHERE el_index LIKE 'http://com.example.%' - el_index blob NOT NULL, - - KEY (el_from, el_to(40)), - KEY (el_to(60), el_from), - KEY (el_index(60)) + el_index blob NOT NULL ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/el_from ON /*_*/externallinks (el_from, el_to(40)); +CREATE INDEX /*i*/el_to ON /*_*/externallinks (el_to(60), el_from); +CREATE INDEX /*i*/el_index ON /*_*/externallinks (el_index(60)); + + -- -- Track interlanguage links -- -CREATE TABLE /*$wgDBprefix*/langlinks ( +CREATE TABLE /*_*/langlinks ( -- page_id of the referring page - ll_from int unsigned NOT NULL default '0', + ll_from int unsigned NOT NULL default 0, -- Language code of the target ll_lang varbinary(20) NOT NULL default '', -- Title of the target, including namespace - ll_title varchar(255) binary NOT NULL default '', - - UNIQUE KEY (ll_from, ll_lang), - KEY (ll_lang, ll_title) + ll_title varchar(255) binary NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/ll_from ON /*_*/langlinks (ll_from, ll_lang); +CREATE INDEX /*i*/ll_lang ON /*_*/langlinks (ll_lang, ll_title); + + -- -- Contains a single row with some aggregate info -- on the state of the site. -- -CREATE TABLE /*$wgDBprefix*/site_stats ( +CREATE TABLE /*_*/site_stats ( -- The single row should contain 1 here. ss_row_id int unsigned NOT NULL, -- Total number of page views, if hit counters are enabled. - ss_total_views bigint unsigned default '0', + ss_total_views bigint unsigned default 0, -- Total number of edits performed. - ss_total_edits bigint unsigned default '0', + ss_total_edits bigint unsigned default 0, -- An approximate count of pages matching the following criteria: -- * in namespace 0 -- * not a redirect -- * contains the text '[[' -- See Article::isCountable() in includes/Article.php - ss_good_articles bigint unsigned default '0', + ss_good_articles bigint unsigned default 0, -- Total pages, theoretically equal to SELECT COUNT(*) FROM page; except faster ss_total_pages bigint default '-1', @@ -604,20 +600,21 @@ CREATE TABLE /*$wgDBprefix*/site_stats ( ss_admins int default '-1', -- Number of images, equivalent to SELECT COUNT(*) FROM image - ss_images int default '0', + ss_images int default 0 +) /*$wgDBTableOptions*/; - UNIQUE KEY ss_row_id (ss_row_id) +-- Pointless index to assuage developer superstitions +CREATE UNIQUE INDEX /*i*/ss_row_id ON /*_*/site_stats (ss_row_id); -) /*$wgDBTableOptions*/; -- -- Stores an ID for every time any article is visited; -- depending on $wgHitcounterUpdateFreq, it is -- periodically cleared and the page_counter column --- in the page table updated for the all articles +-- in the page table updated for all the articles -- that have been visited.) -- -CREATE TABLE /*$wgDBprefix*/hitcounter ( +CREATE TABLE /*_*/hitcounter ( hc_id int unsigned NOT NULL ) ENGINE=HEAP MAX_ROWS=25000; @@ -626,18 +623,18 @@ CREATE TABLE /*$wgDBprefix*/hitcounter ( -- The internet is full of jerks, alas. Sometimes it's handy -- to block a vandal or troll account. -- -CREATE TABLE /*$wgDBprefix*/ipblocks ( +CREATE TABLE /*_*/ipblocks ( -- Primary key, introduced for privacy. - ipb_id int NOT NULL auto_increment, + ipb_id int NOT NULL PRIMARY KEY 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 unsigned NOT NULL default '0', + ipb_user int unsigned NOT NULL default 0, -- User ID who made the block. - ipb_by int unsigned NOT NULL default '0', + ipb_by int unsigned NOT NULL default 0, -- User name of blocker ipb_by_text varchar(255) binary NOT NULL default '', @@ -679,43 +676,41 @@ CREATE TABLE /*$wgDBprefix*/ipblocks ( ipb_block_email bool NOT NULL default 0, -- Block allows user to edit their own talk page - ipb_allow_usertalk bool NOT NULL default 0, - - PRIMARY KEY ipb_id (ipb_id), - - -- Unique index to support "user already blocked" messages - -- Any new options which prevent collisions should be included - UNIQUE INDEX ipb_address (ipb_address(255), ipb_user, ipb_auto, ipb_anon_only), - - INDEX ipb_user (ipb_user), - INDEX ipb_range (ipb_range_start(8), ipb_range_end(8)), - INDEX ipb_timestamp (ipb_timestamp), - INDEX ipb_expiry (ipb_expiry) + ipb_allow_usertalk bool NOT NULL default 0 ) /*$wgDBTableOptions*/; + +-- Unique index to support "user already blocked" messages +-- Any new options which prevent collisions should be included +CREATE UNIQUE INDEX /*i*/ipb_address ON /*_*/ipblocks (ipb_address(255), ipb_user, ipb_auto, ipb_anon_only); + +CREATE INDEX /*i*/ipb_user ON /*_*/ipblocks (ipb_user); +CREATE INDEX /*i*/ipb_range ON /*_*/ipblocks (ipb_range_start(8), ipb_range_end(8)); +CREATE INDEX /*i*/ipb_timestamp ON /*_*/ipblocks (ipb_timestamp); +CREATE INDEX /*i*/ipb_expiry ON /*_*/ipblocks (ipb_expiry); -- -- Uploaded images and other files. -- -CREATE TABLE /*$wgDBprefix*/image ( +CREATE TABLE /*_*/image ( -- Filename. -- This is also the title of the associated description page, -- which will be in namespace 6 (NS_FILE). - img_name varchar(255) binary NOT NULL default '', + img_name varchar(255) binary NOT NULL default '' PRIMARY KEY, -- File size in bytes. - img_size int unsigned NOT NULL default '0', + img_size int unsigned NOT NULL default 0, -- For images, size in pixels. - img_width int NOT NULL default '0', - img_height int NOT NULL default '0', + img_width int NOT NULL default 0, + img_height int NOT NULL default 0, -- Extracted EXIF metadata stored as a serialized PHP array. img_metadata mediumblob NOT NULL, -- For images, bits per pixel if known. - img_bits int NOT NULL default '0', + img_bits int NOT NULL default 0, -- Media type as defined by the MEDIATYPE_xxx constants img_media_type ENUM("UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE") default NULL, @@ -735,34 +730,31 @@ CREATE TABLE /*$wgDBprefix*/image ( img_description tinyblob NOT NULL, -- user_id and user_name of uploader. - img_user int unsigned NOT NULL default '0', + img_user int unsigned NOT NULL default 0, img_user_text varchar(255) binary NOT NULL, -- Time of the upload. img_timestamp varbinary(14) NOT NULL default '', -- SHA-1 content hash in base-36 - img_sha1 varbinary(32) NOT NULL default '', - - PRIMARY KEY img_name (img_name), - - INDEX img_usertext_timestamp (img_user_text,img_timestamp), - -- 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), - -- Used in API and duplicate search - INDEX img_sha1 (img_sha1) + img_sha1 varbinary(32) NOT NULL default '' +) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/img_usertext_timestamp ON /*_*/image (img_user_text,img_timestamp); +-- Used by Special:Imagelist for sort-by-size +CREATE INDEX /*i*/img_size ON /*_*/image (img_size); +-- Used by Special:Newimages and Special:Imagelist +CREATE INDEX /*i*/img_timestamp ON /*_*/image (img_timestamp); +-- Used in API and duplicate search +CREATE INDEX /*i*/img_sha1 ON /*_*/image (img_sha1); -) /*$wgDBTableOptions*/; -- -- Previous revisions of uploaded files. -- Awkwardly, image rows have to be moved into -- this table at re-upload time. -- -CREATE TABLE /*$wgDBprefix*/oldimage ( +CREATE TABLE /*_*/oldimage ( -- Base filename: key to image.img_name oi_name varchar(255) binary NOT NULL default '', @@ -776,7 +768,7 @@ CREATE TABLE /*$wgDBprefix*/oldimage ( oi_height int NOT NULL default 0, oi_bits int NOT NULL default 0, oi_description tinyblob NOT NULL, - oi_user int unsigned NOT NULL default '0', + oi_user int unsigned NOT NULL default 0, oi_user_text varchar(255) binary NOT NULL, oi_timestamp binary(14) NOT NULL default '', @@ -784,23 +776,23 @@ CREATE TABLE /*$wgDBprefix*/oldimage ( oi_media_type ENUM("UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE") default NULL, oi_major_mime ENUM("unknown", "application", "audio", "image", "text", "video", "message", "model", "multipart") NOT NULL default "unknown", oi_minor_mime varbinary(32) NOT NULL default "unknown", - oi_deleted tinyint unsigned NOT NULL default '0', - oi_sha1 varbinary(32) NOT NULL default '', - - INDEX oi_usertext_timestamp (oi_user_text,oi_timestamp), - INDEX oi_name_timestamp (oi_name,oi_timestamp), - -- oi_archive_name truncated to 14 to avoid key length overflow - INDEX oi_name_archive_name (oi_name,oi_archive_name(14)), - INDEX oi_sha1 (oi_sha1) - + oi_deleted tinyint unsigned NOT NULL default 0, + oi_sha1 varbinary(32) NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/oi_usertext_timestamp ON /*_*/oldimage (oi_user_text,oi_timestamp); +CREATE INDEX /*i*/oi_name_timestamp ON /*_*/oldimage (oi_name,oi_timestamp); +-- oi_archive_name truncated to 14 to avoid key length overflow +CREATE INDEX /*i*/oi_name_archive_name ON /*_*/oldimage (oi_name,oi_archive_name(14)); +CREATE INDEX /*i*/oi_sha1 ON /*_*/oldimage (oi_sha1); + + -- -- Record of deleted file data -- -CREATE TABLE /*$wgDBprefix*/filearchive ( +CREATE TABLE /*_*/filearchive ( -- Unique row id - fa_id int NOT NULL auto_increment, + fa_id int NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Original base filename; key to image.img_name, page.page_title, etc fa_name varchar(255) binary NOT NULL default '', @@ -826,80 +818,83 @@ CREATE TABLE /*$wgDBprefix*/filearchive ( fa_deleted_reason text, -- Duped fields from image - fa_size int unsigned default '0', - fa_width int default '0', - fa_height int default '0', + fa_size int unsigned default 0, + fa_width int default 0, + fa_height int default 0, fa_metadata mediumblob, - fa_bits int default '0', + fa_bits int 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 varbinary(32) default "unknown", fa_description tinyblob, - fa_user int unsigned default '0', + fa_user int unsigned default 0, fa_user_text varchar(255) binary, fa_timestamp binary(14) default '', -- Visibility of deleted revisions, bitfield - fa_deleted tinyint unsigned NOT NULL default '0', - - 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_user_timestamp (fa_user_text,fa_timestamp) -- sort by uploader - + fa_deleted tinyint unsigned NOT NULL default 0 ) /*$wgDBTableOptions*/; +-- pick out by image name +CREATE INDEX /*i*/fa_name ON /*_*/filearchive (fa_name, fa_timestamp); +-- pick out dupe files +CREATE INDEX /*i*/fa_storage_group ON /*_*/filearchive (fa_storage_group, fa_storage_key); +-- sort by deletion time +CREATE INDEX /*i*/fa_deleted_timestamp ON /*_*/filearchive (fa_deleted_timestamp); +-- sort by uploader +CREATE INDEX /*i*/fa_user_timestamp ON /*_*/filearchive (fa_user_text,fa_timestamp); + + -- -- Primarily a summary table for Special:Recentchanges, -- this table contains some additional info on edits from -- the last few days, see Article::editUpdates() -- -CREATE TABLE /*$wgDBprefix*/recentchanges ( - rc_id int NOT NULL auto_increment, +CREATE TABLE /*_*/recentchanges ( + rc_id int NOT NULL PRIMARY KEY AUTO_INCREMENT, rc_timestamp varbinary(14) NOT NULL default '', rc_cur_time varbinary(14) NOT NULL default '', -- As in revision - rc_user int unsigned NOT NULL default '0', + rc_user int unsigned NOT NULL default 0, 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', + 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 unsigned NOT NULL default '0', + rc_minor tinyint 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 unsigned NOT NULL default '0', + rc_bot tinyint unsigned NOT NULL default 0, - rc_new tinyint unsigned NOT NULL default '0', + rc_new tinyint 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 unsigned NOT NULL default '0', + rc_cur_id int unsigned NOT NULL default 0, -- rev_id of the given revision - rc_this_oldid int unsigned NOT NULL default '0', + rc_this_oldid int unsigned NOT NULL default 0, -- rev_id of the prior revision, for generating diff links. - rc_last_oldid int unsigned NOT NULL default '0', + rc_last_oldid int unsigned NOT NULL default 0, -- These may no longer be used, with the new move log. - rc_type tinyint unsigned NOT NULL default '0', - rc_moved_to_ns tinyint unsigned NOT NULL default '0', + rc_type tinyint unsigned NOT NULL default 0, + rc_moved_to_ns tinyint 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 unsigned NOT NULL default '0', + rc_patrolled tinyint unsigned NOT NULL default 0, -- Recorded IP address the edit was made from, if the -- $wgPutIPinRC option is enabled. @@ -911,53 +906,52 @@ CREATE TABLE /*$wgDBprefix*/recentchanges ( rc_new_len int, -- Visibility of recent changes items, bitfield - rc_deleted tinyint unsigned NOT NULL default '0', + rc_deleted tinyint unsigned NOT NULL default 0, -- Value corresonding to log_id, specific log entries - rc_logid int unsigned NOT NULL default '0', + rc_logid int unsigned NOT NULL default 0, -- Store log type info here, or null rc_log_type varbinary(255) NULL default NULL, -- Store log action or null rc_log_action varbinary(255) NULL default NULL, -- Log params - rc_params blob NULL, - - 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), - INDEX rc_user_text (rc_user_text, rc_timestamp) - + rc_params blob NULL ) /*$wgDBTableOptions*/; -CREATE TABLE /*$wgDBprefix*/watchlist ( +CREATE INDEX /*i*/rc_timestamp ON /*_*/recentchanges (rc_timestamp); +CREATE INDEX /*i*/rc_namespace_title ON /*_*/recentchanges (rc_namespace, rc_title); +CREATE INDEX /*i*/rc_cur_id ON /*_*/recentchanges (rc_cur_id); +CREATE INDEX /*i*/new_name_timestamp ON /*_*/recentchanges (rc_new,rc_namespace,rc_timestamp); +CREATE INDEX /*i*/rc_ip ON /*_*/recentchanges (rc_ip); +CREATE INDEX /*i*/rc_ns_usertext ON /*_*/recentchanges (rc_namespace, rc_user_text); +CREATE INDEX /*i*/rc_user_text ON /*_*/recentchanges (rc_user_text, rc_timestamp); + + +CREATE TABLE /*_*/watchlist ( -- Key to user.user_id wl_user int 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_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 varbinary(14), + wl_notificationtimestamp varbinary(14) - UNIQUE KEY (wl_user, wl_namespace, wl_title), - KEY namespace_title (wl_namespace, wl_title) - ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/wl_user ON /*_*/watchlist (wl_user, wl_namespace, wl_title); +CREATE INDEX /*i*/namespace_title ON /*_*/watchlist (wl_namespace, wl_title); + -- -- Used by the math module to keep track -- of previously-rendered items. -- -CREATE TABLE /*$wgDBprefix*/math ( +CREATE TABLE /*_*/math ( -- Binary MD5 hash of the latex fragment, used as an identifier key. math_inputhash varbinary(16) NOT NULL, @@ -972,12 +966,12 @@ CREATE TABLE /*$wgDBprefix*/math ( math_html text, -- MathML output from texvc, if any - math_mathml text, - - UNIQUE KEY math_inputhash (math_inputhash) - + math_mathml text ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/math_inputhash ON /*_*/math (math_inputhash); + + -- -- When using the default MySQL search backend, page titles -- and text are munged to strip markup, do Unicode case folding, @@ -986,7 +980,7 @@ CREATE TABLE /*$wgDBprefix*/math ( -- This table must be MyISAM; InnoDB does not support the needed -- fulltext index. -- -CREATE TABLE /*$wgDBprefix*/searchindex ( +CREATE TABLE /*_*/searchindex ( -- Key to page_id si_page int unsigned NOT NULL, @@ -994,18 +988,18 @@ CREATE TABLE /*$wgDBprefix*/searchindex ( si_title varchar(255) NOT NULL default '', -- Munged version of body text - si_text mediumtext NOT NULL, - - UNIQUE KEY (si_page), - FULLTEXT si_title (si_title), - FULLTEXT si_text (si_text) - + si_text mediumtext NOT NULL ) ENGINE=MyISAM; +CREATE UNIQUE INDEX /*i*/si_page ON /*_*/searchindex (si_page); +CREATE FULLTEXT INDEX /*i*/si_title ON /*_*/searchindex (si_title); +CREATE FULLTEXT INDEX /*i*/si_text ON /*_*/searchindex (si_text); + + -- -- Recognized interwiki link prefixes -- -CREATE TABLE /*$wgDBprefix*/interwiki ( +CREATE TABLE /*_*/interwiki ( -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de") iw_prefix varchar(32) NOT NULL, @@ -1019,55 +1013,56 @@ CREATE TABLE /*$wgDBprefix*/interwiki ( iw_local bool NOT NULL, -- Boolean value indicating whether interwiki transclusions are allowed. - iw_trans tinyint NOT NULL default 0, - - UNIQUE KEY iw_prefix (iw_prefix) - + iw_trans tinyint NOT NULL default 0 ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/iw_prefix ON /*_*/interwiki (iw_prefix); + + -- -- Used for caching expensive grouped queries -- -CREATE TABLE /*$wgDBprefix*/querycache ( +CREATE TABLE /*_*/querycache ( -- A key name, generally the base name of of the special page. qc_type varbinary(32) NOT NULL, -- Some sort of stored value. Sizes, counts... - qc_value int unsigned NOT NULL default '0', + qc_value int unsigned NOT NULL default 0, -- Target namespace+title - qc_namespace int NOT NULL default '0', - qc_title varchar(255) binary NOT NULL default '', - - KEY (qc_type,qc_value) - + qc_namespace int NOT NULL default 0, + qc_title varchar(255) binary NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/qc_type ON /*_*/querycache (qc_type,qc_value); + + -- -- For a few generic cache operations if not using Memcached -- -CREATE TABLE /*$wgDBprefix*/objectcache ( - keyname varbinary(255) NOT NULL default '', +CREATE TABLE /*_*/objectcache ( + keyname varbinary(255) NOT NULL default '' PRIMARY KEY, value mediumblob, - exptime datetime, - PRIMARY KEY (keyname), - KEY (exptime) - + exptime datetime ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/exptime ON /*_*/objectcache (exptime); + -- -- Cache of interwiki transclusion -- -CREATE TABLE /*$wgDBprefix*/transcache ( +CREATE TABLE /*_*/transcache ( tc_url varbinary(255) NOT NULL, tc_contents text, - tc_time int NOT NULL, - UNIQUE INDEX tc_url_idx (tc_url) + tc_time int NOT NULL ) /*$wgDBTableOptions*/; -CREATE TABLE /*$wgDBprefix*/logging ( +CREATE UNIQUE INDEX /*i*/tc_url_idx ON /*_*/transcache (tc_url); + + +CREATE TABLE /*_*/logging ( -- Log ID, for referring to this specific log entry, probably for deletion and such. - log_id int unsigned NOT NULL auto_increment, + log_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Symbolic keys for the general log type and the action type -- within the log. The output format will be controlled by the @@ -1093,32 +1088,29 @@ CREATE TABLE /*$wgDBprefix*/logging ( log_params blob NOT NULL, -- rev_deleted for logs - log_deleted tinyint unsigned NOT NULL default '0', + log_deleted tinyint unsigned NOT NULL default 0 +) /*$wgDBTableOptions*/; - PRIMARY KEY log_id (log_id), - KEY type_time (log_type, log_timestamp), - KEY user_time (log_user, log_timestamp), - KEY page_time (log_namespace, log_title, log_timestamp), - KEY times (log_timestamp) +CREATE INDEX /*i*/type_time ON /*_*/logging (log_type, log_timestamp); +CREATE INDEX /*i*/user_time ON /*_*/logging (log_user, log_timestamp); +CREATE INDEX /*i*/page_time ON /*_*/logging (log_namespace, log_title, log_timestamp); +CREATE INDEX /*i*/times ON /*_*/logging (log_timestamp); -) /*$wgDBTableOptions*/; -CREATE TABLE /*$wgDBprefix*/trackbacks ( - tb_id int auto_increment, - tb_page int REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, +CREATE TABLE /*_*/trackbacks ( + tb_id int PRIMARY KEY AUTO_INCREMENT, + tb_page int REFERENCES /*_*/page(page_id) ON DELETE CASCADE, tb_title varchar(255) NOT NULL, tb_url blob NOT NULL, tb_ex text, - tb_name varchar(255), - - PRIMARY KEY (tb_id), - INDEX (tb_page) + tb_name varchar(255) ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/tb_page ON /*_*/trackbacks (tb_page); -- Jobs performed by parallel apache threads or a command-line daemon -CREATE TABLE /*$wgDBprefix*/job ( - job_id int unsigned NOT NULL auto_increment, +CREATE TABLE /*_*/job ( + job_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT, -- Command name -- Limited to 60 to prevent key length overflow @@ -1130,68 +1122,66 @@ CREATE TABLE /*$wgDBprefix*/job ( job_title varchar(255) binary NOT NULL, -- Any other parameters to the command - -- Presently unused, format undefined - job_params blob NOT NULL, - - PRIMARY KEY job_id (job_id), - KEY (job_cmd, job_namespace, job_title) + -- Stored as a PHP serialized array, or an empty string if there are no parameters + job_params blob NOT NULL ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/job_cmd ON /*_*/job (job_cmd, job_namespace, job_title); --- Details of updates to cached special pages -CREATE TABLE /*$wgDBprefix*/querycache_info ( +-- Details of updates to cached special pages +CREATE TABLE /*_*/querycache_info ( -- Special page name -- Corresponds to a qc_type value qci_type varbinary(32) NOT NULL default '', -- Timestamp of last update - qci_timestamp binary(14) NOT NULL default '19700101000000', + qci_timestamp binary(14) NOT NULL default '19700101000000' +) /*$wgDBTableOptions*/; - UNIQUE KEY ( qci_type ) +CREATE UNIQUE INDEX /*i*/qci_type ON /*_*/querycache_info (qci_type); -) /*$wgDBTableOptions*/; -- For each redirect, this table contains exactly one row defining its target -CREATE TABLE /*$wgDBprefix*/redirect ( +CREATE TABLE /*_*/redirect ( -- Key to the page_id of the redirect page - rd_from int unsigned NOT NULL default '0', + rd_from int unsigned NOT NULL default 0 PRIMARY KEY, -- 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) + rd_namespace int NOT NULL default 0, + rd_title varchar(255) binary NOT NULL default '' ) /*$wgDBTableOptions*/; +CREATE INDEX /*i*/rd_ns_title ON /*_*/redirect (rd_namespace,rd_title,rd_from); + + -- Used for caching expensive grouped queries that need two links (for example double-redirects) -CREATE TABLE /*$wgDBprefix*/querycachetwo ( +CREATE TABLE /*_*/querycachetwo ( -- A key name, generally the base name of of the special page. qcc_type varbinary(32) NOT NULL, -- Some sort of stored value. Sizes, counts... - qcc_value int unsigned NOT NULL default '0', + qcc_value int unsigned NOT NULL default 0, -- Target namespace+title - qcc_namespace int NOT NULL default '0', + qcc_namespace int NOT NULL default 0, qcc_title varchar(255) binary NOT NULL default '', -- Target namespace+title2 - qcc_namespacetwo int NOT NULL default '0', - qcc_titletwo varchar(255) binary NOT NULL default '', + qcc_namespacetwo int NOT NULL default 0, + qcc_titletwo varchar(255) binary NOT NULL default '' +) /*$wgDBTableOptions*/; - KEY qcc_type (qcc_type,qcc_value), - KEY qcc_title (qcc_type,qcc_namespace,qcc_title), - KEY qcc_titletwo (qcc_type,qcc_namespacetwo,qcc_titletwo) +CREATE INDEX /*i*/qcc_type ON /*_*/querycachetwo (qcc_type,qcc_value); +CREATE INDEX /*i*/qcc_title ON /*_*/querycachetwo (qcc_type,qcc_namespace,qcc_title); +CREATE INDEX /*i*/qcc_titletwo ON /*_*/querycachetwo (qcc_type,qcc_namespacetwo,qcc_titletwo); -) /*$wgDBTableOptions*/; -- Used for storing page restrictions (i.e. protection levels) -CREATE TABLE /*$wgDBprefix*/page_restrictions ( +CREATE TABLE /*_*/page_restrictions ( -- Page to apply restrictions to (Foreign Key to page). pr_page int NOT NULL, -- The protection type (edit, move, etc) @@ -1205,42 +1195,78 @@ CREATE TABLE /*$wgDBprefix*/page_restrictions ( -- Field for time-limited protection. pr_expiry varbinary(14) NULL, -- Field for an ID for this restrictions row (sort-key for Special:ProtectedPages) - pr_id int unsigned NOT NULL auto_increment, + pr_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT +) /*$wgDBTableOptions*/; - PRIMARY KEY pr_pagetype (pr_page,pr_type), +CREATE UNIQUE INDEX /*i*/pr_pagetype ON /*_*/page_restrictions (pr_page,pr_type); +CREATE INDEX /*i*/pr_typelevel ON /*_*/page_restrictions (pr_type,pr_level); +CREATE INDEX /*i*/pr_level ON /*_*/page_restrictions (pr_level); +CREATE INDEX /*i*/pr_cascade ON /*_*/page_restrictions (pr_cascade); - UNIQUE KEY pr_id (pr_id), - KEY pr_typelevel (pr_type,pr_level), - KEY pr_level (pr_level), - KEY pr_cascade (pr_cascade) -) /*$wgDBTableOptions*/; -- Protected titles - nonexistent pages that have been protected -CREATE TABLE /*$wgDBprefix*/protected_titles ( +CREATE TABLE /*_*/protected_titles ( pt_namespace int NOT NULL, pt_title varchar(255) binary NOT NULL, pt_user int unsigned NOT NULL, pt_reason tinyblob, pt_timestamp binary(14) NOT NULL, pt_expiry varbinary(14) NOT NULL default '', - pt_create_perm varbinary(60) NOT NULL, - PRIMARY KEY (pt_namespace,pt_title), - KEY pt_timestamp (pt_timestamp) + pt_create_perm varbinary(60) NOT NULL ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/pt_namespace_title ON /*_*/protected_titles (pt_namespace,pt_title); +CREATE INDEX /*i*/pt_timestamp ON /*_*/protected_titles (pt_timestamp); + + -- Name/value pairs indexed by page_id -CREATE TABLE /*$wgDBprefix*/page_props ( +CREATE TABLE /*_*/page_props ( pp_page int NOT NULL, pp_propname varbinary(60) NOT NULL, - pp_value blob NOT NULL, - - PRIMARY KEY (pp_page,pp_propname) + pp_value blob NOT NULL ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/pp_page_propname ON /*_*/page_props (pp_page,pp_propname); + + -- A table to log updates, one text key row per update. -CREATE TABLE /*$wgDBprefix*/updatelog ( - ul_key varchar(255) NOT NULL, - PRIMARY KEY (ul_key) +CREATE TABLE /*_*/updatelog ( + ul_key varchar(255) NOT NULL PRIMARY KEY +) /*$wgDBTableOptions*/; + + +-- A table to track tags for revisions, logs and recent changes. +CREATE TABLE /*_*/change_tag ( + ct_rc_id int NULL, + ct_log_id int NULL, + ct_rev_id int NULL, + ct_tag varchar(255) NOT NULL, + ct_params blob NULL ) /*$wgDBTableOptions*/; +CREATE UNIQUE INDEX /*i*/change_tag_rc_tag ON /*_*/change_tag (ct_rc_id,ct_tag); +CREATE UNIQUE INDEX /*i*/change_tag_log_tag ON /*_*/change_tag (ct_log_id,ct_tag); +CREATE UNIQUE INDEX /*i*/change_tag_rev_tag ON /*_*/change_tag (ct_rev_id,ct_tag); +-- Covering index, so we can pull all the info only out of the index. +CREATE INDEX /*i*/change_tag_tag_id ON /*_*/change_tag (ct_tag,ct_rc_id,ct_rev_id,ct_log_id); + + +-- Rollup table to pull a LIST of tags simply without ugly GROUP_CONCAT that only works on MySQL 4.1+ +CREATE TABLE /*_*/tag_summary ( + ts_rc_id int NULL, + ts_log_id int NULL, + ts_rev_id int NULL, + ts_tags blob NOT NULL +) /*$wgDBTableOptions*/; + +CREATE UNIQUE INDEX /*i*/tag_summary_rc_id ON /*_*/tag_summary (ts_rc_id); +CREATE UNIQUE INDEX /*i*/tag_summary_log_id ON /*_*/tag_summary (ts_log_id); +CREATE UNIQUE INDEX /*i*/tag_summary_rev_id ON /*_*/tag_summary (ts_rev_id); + + +CREATE TABLE /*_*/valid_tag ( + vt_tag varchar(255) NOT NULL PRIMARY KEY +) /*$wgDBTableOptions*/; + + -- vim: sw=2 sts=2 et