1 -- Experimental table definitions for Microsoft SQL Server with
2 -- content-holding fields switched to explicit BINARY charset.
3 -- ------------------------------------------------------------
5 -- SQL to create the initial tables for the MediaWiki database.
6 -- This is read and executed by the install script; you should
7 -- not have to run it by itself unless doing a manual install.
12 -- The comments in this and other files are
13 -- replaced with the defined table prefix by the installer
14 -- and updater scripts. If you are installing or running
15 -- updates manually, you will need to manually insert the
16 -- table prefix if any when running these scripts.
21 -- The user table contains basic account information,
22 -- authentication keys, etc.
24 -- Some multi-wiki sites may share a single central user table
25 -- between separate wikis using the $wgSharedDB setting.
27 -- Note that when a external authentication plugin is used,
28 -- user table entries still need to be created to store
29 -- preferences and to key tracking information in the other
33 CREATE TABLE /*_*/mwuser (
34 user_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
35 user_name
NVARCHAR(255) NOT NULL UNIQUE DEFAULT '',
36 user_real_name
NVARCHAR(255) NOT NULL DEFAULT '',
37 user_password
NVARCHAR(255) NOT NULL DEFAULT '',
38 user_newpassword
NVARCHAR(255) NOT NULL DEFAULT '',
39 user_newpass_time
varchar(14) NULL DEFAULT NULL,
40 user_email
NVARCHAR(255) NOT NULL DEFAULT '',
41 user_touched
varchar(14) NOT NULL DEFAULT '',
42 user_token
NCHAR(32) NOT NULL DEFAULT '',
43 user_email_authenticated
varchar(14) DEFAULT NULL,
44 user_email_token
NCHAR(32) DEFAULT '',
45 user_email_token_expires
varchar(14) DEFAULT NULL,
46 user_registration
varchar(14) DEFAULT NULL,
47 user_editcount
INT NULL DEFAULT NULL,
48 user_password_expires
varchar(14) DEFAULT NULL
50 CREATE UNIQUE INDEX /*i*/user_name
ON /*_*/mwuser (user_name
);
51 CREATE INDEX /*i*/user_email_token
ON /*_*/mwuser (user_email_token
);
52 CREATE INDEX /*i*/user_email
ON /*_*/mwuser (user_email
);
54 -- Insert a dummy user to represent anons
55 INSERT INTO /*_*/mwuser (user_name
) VALUES ('##Anonymous##');
58 -- User permissions have been broken out to a separate table;
59 -- this allows sites with a shared user table to have different
60 -- permissions assigned to a user in each project.
62 -- This table replaces the old user_rights field which used a
63 -- comma-separated nvarchar(max).
64 CREATE TABLE /*_*/user_groups (
65 ug_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
66 ug_group
NVARCHAR(255) NOT NULL DEFAULT '',
68 CREATE UNIQUE clustered
INDEX /*i*/ug_user_group
ON /*_*/user_groups (ug_user
, ug_group
);
69 CREATE INDEX /*i*/ug_group
ON /*_*/user_groups(ug_group
);
71 -- Stores the groups the user has once belonged to.
72 -- The user may still belong to these groups (check user_groups).
73 -- Users are not autopromoted to groups from which they were removed.
74 CREATE TABLE /*_*/user_former_groups (
75 ufg_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
76 ufg_group
nvarchar(255) NOT NULL default ''
78 CREATE UNIQUE INDEX /*i*/ufg_user_group
ON /*_*/user_former_groups (ufg_user
,ufg_group
);
80 -- Stores notifications of user talk page changes, for the display
81 -- of the "you have new messages" box
82 -- Changed user_id column to user_id to avoid clashing with user_id function
83 CREATE TABLE /*_*/user_newtalk (
84 user_id
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
85 user_ip
NVARCHAR(40) NOT NULL DEFAULT '',
86 user_last_timestamp
varchar(14) DEFAULT NULL,
88 CREATE INDEX /*i*/un_user_id
ON /*_*/user_newtalk (user_id
);
89 CREATE INDEX /*i*/un_user_ip
ON /*_*/user_newtalk (user_ip
);
92 -- User preferences and other fun stuff
93 -- replaces old user.user_options nvarchar(max)
95 CREATE TABLE /*_*/user_properties (
96 up_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
97 up_property
NVARCHAR(255) NOT NULL,
98 up_value
NVARCHAR(MAX),
100 CREATE UNIQUE CLUSTERED
INDEX /*i*/user_properties_user_property
ON /*_*/user_properties (up_user
,up_property
);
101 CREATE INDEX /*i*/user_properties_property
ON /*_*/user_properties (up_property
);
104 -- This table contains a user's bot passwords: passwords that allow access to
105 -- the account via the API with limited rights.
107 CREATE TABLE /*_*/bot_passwords (
108 bp_user
int NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
109 bp_app_id
nvarchar(32) NOT NULL,
110 bp_password
nvarchar(255) NOT NULL,
111 bp_token
nvarchar(255) NOT NULL,
112 bp_restrictions
nvarchar(max) NOT NULL,
113 bp_grants
nvarchar(max) NOT NULL,
114 PRIMARY KEY (bp_user
, bp_app_id
)
119 -- Core of the wiki: each page has an entry here which identifies
120 -- it by title and contains some essential metadata.
122 CREATE TABLE /*_*/page (
123 page_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
124 page_namespace
INT NOT NULL,
125 page_title
NVARCHAR(255) NOT NULL,
126 page_restrictions
NVARCHAR(255) NOT NULL,
127 page_is_redirect
BIT NOT NULL DEFAULT 0,
128 page_is_new
BIT NOT NULL DEFAULT 0,
129 page_random
real NOT NULL DEFAULT RAND(),
130 page_touched
varchar(14) NOT NULL default '',
131 page_links_updated
varchar(14) DEFAULT NULL,
132 page_latest
INT, -- FK inserted later
133 page_len
INT NOT NULL,
134 page_content_model
nvarchar(32) default null,
135 page_lang
VARBINARY(35) DEFAULT NULL
137 CREATE UNIQUE INDEX /*i*/name_title
ON /*_*/page (page_namespace
,page_title
);
138 CREATE INDEX /*i*/page_random
ON /*_*/page (page_random
);
139 CREATE INDEX /*i*/page_len
ON /*_*/page (page_len
);
140 CREATE INDEX /*i*/page_redirect_namespace_len
ON /*_*/page (page_is_redirect
, page_namespace
, page_len
);
142 -- insert a dummy page
143 INSERT INTO /*_*/page (page_namespace
, page_title
, page_restrictions
, page_latest
, page_len
) VALUES (-1,'','',0,0);
146 -- Every edit of a page creates also a revision row.
147 -- This stores metadata about the revision, and a reference
148 -- to the TEXT storage backend.
150 CREATE TABLE /*_*/revision (
151 rev_id
INT NOT NULL UNIQUE IDENTITY(0,1),
152 rev_page
INT NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
153 rev_text_id
INT NOT NULL, -- FK added later
154 rev_comment
NVARCHAR(255) NOT NULL,
155 rev_user
INT REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
156 rev_user_text
NVARCHAR(255) NOT NULL DEFAULT '',
157 rev_timestamp
varchar(14) NOT NULL default '',
158 rev_minor_edit
BIT NOT NULL DEFAULT 0,
159 rev_deleted TINYINT
NOT NULL DEFAULT 0,
161 rev_parent_id
INT DEFAULT NULL REFERENCES /*_*/revision(rev_id
),
162 rev_sha1
nvarchar(32) not null default '',
163 rev_content_model
nvarchar(32) default null,
164 rev_content_format
nvarchar(64) default null
166 CREATE UNIQUE CLUSTERED
INDEX /*i*/rev_page_id
ON /*_*/revision (rev_page
, rev_id
);
167 CREATE INDEX /*i*/rev_timestamp
ON /*_*/revision (rev_timestamp
);
168 CREATE INDEX /*i*/page_timestamp
ON /*_*/revision (rev_page
,rev_timestamp
);
169 CREATE INDEX /*i*/user_timestamp
ON /*_*/revision (rev_user
,rev_timestamp
);
170 CREATE INDEX /*i*/usertext_timestamp
ON /*_*/revision (rev_user_text
,rev_timestamp
);
171 CREATE INDEX /*i*/page_user_timestamp
ON /*_*/revision (rev_page
,rev_user
,rev_timestamp
);
173 -- insert a dummy revision
174 INSERT INTO /*_*/revision (rev_page
,rev_text_id
,rev_comment
,rev_user
,rev_len
) VALUES (0,0,'',0,0);
176 ALTER TABLE /*_*/page
ADD CONSTRAINT FK_page_latest_page_id
FOREIGN KEY (page_latest
) REFERENCES /*_*/revision(rev_id
);
179 -- Holds TEXT of individual page revisions.
181 -- Field names are a holdover from the 'old' revisions table in
182 -- MediaWiki 1.4 and earlier: an upgrade will transform that
183 -- table INTo the 'text' table to minimize unnecessary churning
184 -- and downtime. If upgrading, the other fields will be left unused.
185 CREATE TABLE /*_*/text (
186 old_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
187 old_text
nvarchar(max) NOT NULL,
188 old_flags
NVARCHAR(255) NOT NULL,
191 -- insert a dummy text
192 INSERT INTO /*_*/text (old_text
,old_flags
) VALUES ('','');
194 ALTER TABLE /*_*/revision
ADD CONSTRAINT FK_rev_text_id_old_id
FOREIGN KEY (rev_text_id
) REFERENCES /*_*/text(old_id
) ON DELETE CASCADE;
197 -- Holding area for deleted articles, which may be viewed
198 -- or restored by admins through the Special:Undelete interface.
199 -- The fields generally correspond to the page, revision, and text
200 -- fields, with several caveats.
201 -- Cannot reasonably create views on this table, due to the presence of TEXT
203 CREATE TABLE /*_*/archive (
204 ar_id
int NOT NULL PRIMARY KEY IDENTITY,
205 ar_namespace
SMALLINT NOT NULL DEFAULT 0,
206 ar_title
NVARCHAR(255) NOT NULL DEFAULT '',
207 ar_text
NVARCHAR(MAX) NOT NULL,
208 ar_comment
NVARCHAR(255) NOT NULL,
209 ar_user
INT CONSTRAINT ar_user__user_id__fk
FOREIGN KEY REFERENCES /*_*/mwuser(user_id
),
210 ar_user_text
NVARCHAR(255) NOT NULL,
211 ar_timestamp
varchar(14) NOT NULL default '',
212 ar_minor_edit
BIT NOT NULL DEFAULT 0,
213 ar_flags
NVARCHAR(255) NOT NULL,
214 ar_rev_id
INT NULL, -- NOT a FK, the row gets deleted from revision and moved here
215 ar_text_id
INT CONSTRAINT ar_text_id__old_id__fk
FOREIGN KEY REFERENCES /*_*/text(old_id
) ON DELETE CASCADE,
216 ar_deleted TINYINT
NOT NULL DEFAULT 0,
218 ar_page_id
INT NULL, -- NOT a FK, the row gets deleted from page and moved here
219 ar_parent_id
INT NULL, -- NOT FK
220 ar_sha1
nvarchar(32) default null,
221 ar_content_model
nvarchar(32) DEFAULT NULL,
222 ar_content_format
nvarchar(64) DEFAULT NULL
224 CREATE INDEX /*i*/name_title_timestamp
ON /*_*/archive (ar_namespace
,ar_title
,ar_timestamp
);
225 CREATE INDEX /*i*/ar_usertext_timestamp
ON /*_*/archive (ar_user_text
,ar_timestamp
);
226 CREATE INDEX /*i*/ar_revid
ON /*_*/archive (ar_rev_id
);
230 -- Track page-to-page hyperlinks within the wiki.
232 CREATE TABLE /*_*/pagelinks (
233 pl_from
INT NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
234 pl_from_namespace
int NOT NULL DEFAULT 0,
235 pl_namespace
INT NOT NULL DEFAULT 0,
236 pl_title
NVARCHAR(255) NOT NULL DEFAULT '',
238 CREATE UNIQUE INDEX /*i*/pl_from
ON /*_*/pagelinks (pl_from
,pl_namespace
,pl_title
);
239 CREATE UNIQUE INDEX /*i*/pl_namespace
ON /*_*/pagelinks (pl_namespace
,pl_title
,pl_from
);
240 CREATE INDEX /*i*/pl_backlinks_namespace
ON /*_*/pagelinks (pl_from_namespace
,pl_namespace
,pl_title
,pl_from
);
244 -- Track template inclusions.
246 CREATE TABLE /*_*/templatelinks (
247 tl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
248 tl_from_namespace
int NOT NULL default 0,
249 tl_namespace
int NOT NULL default 0,
250 tl_title
nvarchar(255) NOT NULL default ''
253 CREATE UNIQUE INDEX /*i*/tl_from
ON /*_*/templatelinks (tl_from
,tl_namespace
,tl_title
);
254 CREATE UNIQUE INDEX /*i*/tl_namespace
ON /*_*/templatelinks (tl_namespace
,tl_title
,tl_from
);
255 CREATE INDEX /*i*/tl_backlinks_namespace
ON /*_*/templatelinks (tl_from_namespace
,tl_namespace
,tl_title
,tl_from
);
259 -- Track links to images *used inline*
260 -- We don't distinguish live from broken links here, so
261 -- they do not need to be changed on upload/removal.
263 CREATE TABLE /*_*/imagelinks (
264 -- Key to page_id of the page containing the image / media link.
265 il_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
266 il_from_namespace
int NOT NULL default 0,
268 -- Filename of target image.
269 -- This is also the page_title of the file's description page;
270 -- all such pages are in namespace 6 (NS_FILE).
271 il_to
nvarchar(255) NOT NULL default ''
274 CREATE UNIQUE INDEX /*i*/il_from
ON /*_*/imagelinks (il_from
,il_to
);
275 CREATE UNIQUE INDEX /*i*/il_to
ON /*_*/imagelinks (il_to
,il_from
);
276 CREATE INDEX /*i*/il_backlinks_namespace
ON /*_*/imagelinks (il_from_namespace
,il_to
,il_from
);
279 -- Track category inclusions *used inline*
280 -- This tracks a single level of category membership
282 CREATE TABLE /*_*/categorylinks (
283 -- Key to page_id of the page defined as a category member.
284 cl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
286 -- Name of the category.
287 -- This is also the page_title of the category's description page;
288 -- all such pages are in namespace 14 (NS_CATEGORY).
289 cl_to
nvarchar(255) NOT NULL default '',
291 -- A binary string obtained by applying a sortkey generation algorithm
292 -- (Collation::getSortKey()) to page_title, or cl_sortkey_prefix . "\n"
293 -- . page_title if cl_sortkey_prefix is nonempty.
294 cl_sortkey
varbinary(230) NOT NULL default 0x
,
296 -- A prefix for the raw sortkey manually specified by the user, either via
297 -- [[Category:Foo|prefix]] or {{defaultsort:prefix}}. If nonempty, it's
298 -- concatenated with a line break followed by the page title before the sortkey
299 -- conversion algorithm is run. We store this so that we can update
300 -- collations without reparsing all pages.
301 -- Note: If you change the length of this field, you also need to change
302 -- code in LinksUpdate.php. See bug 25254.
303 cl_sortkey_prefix
varbinary(255) NOT NULL default 0x
,
305 -- This isn't really used at present. Provided for an optional
306 -- sorting method by approximate addition time.
307 cl_timestamp
varchar(14) NOT NULL,
309 -- Stores $wgCategoryCollation at the time cl_sortkey was generated. This
310 -- can be used to install new collation versions, tracking which rows are not
311 -- yet updated. '' means no collation, this is a legacy row that needs to be
312 -- updated by updateCollation.php. In the future, it might be possible to
313 -- specify different collations per category.
314 cl_collation
nvarchar(32) NOT NULL default '',
316 -- Stores whether cl_from is a category, file, or other page, so we can
317 -- paginate the three categories separately. This never has to be updated
318 -- after the page is created, since none of these page types can be moved to
320 cl_type
varchar(10) NOT NULL default 'page',
321 -- SQL server doesn't have enums, so we approximate with this
322 CONSTRAINT cl_type_ckc
CHECK (cl_type
IN('page', 'subcat', 'file'))
325 CREATE UNIQUE INDEX /*i*/cl_from
ON /*_*/categorylinks (cl_from
,cl_to
);
327 -- We always sort within a given category, and within a given type. FIXME:
328 -- Formerly this index didn't cover cl_type (since that didn't exist), so old
329 -- callers won't be using an index: fix this?
330 CREATE INDEX /*i*/cl_sortkey
ON /*_*/categorylinks (cl_to
,cl_type
,cl_sortkey
,cl_from
);
332 -- Used by the API (and some extensions)
333 CREATE INDEX /*i*/cl_timestamp
ON /*_*/categorylinks (cl_to
,cl_timestamp
);
335 -- Used when updating collation (e.g. updateCollation.php)
336 CREATE INDEX /*i*/cl_collation_ext
ON /*_*/categorylinks (cl_collation
, cl_to
, cl_type
, cl_from
);
339 -- Track all existing categories. Something is a category if 1) it has an entry
340 -- somewhere in categorylinks, or 2) it has a description page. Categories
341 -- might not have corresponding pages, so they need to be tracked separately.
343 CREATE TABLE /*_*/category (
345 cat_id
int NOT NULL PRIMARY KEY IDENTITY,
347 -- Name of the category, in the same form as page_title (with underscores).
348 -- If there is a category page corresponding to this category, by definition,
349 -- it has this name (in the Category namespace).
350 cat_title
nvarchar(255) NOT NULL,
352 -- The numbers of member pages (including categories and media), subcatego-
353 -- ries, and Image: namespace members, respectively. These are signed to
354 -- make underflow more obvious. We make the first number include the second
355 -- two for better sorting: subtracting for display is easy, adding for order-
357 cat_pages
int NOT NULL default 0,
358 cat_subcats
int NOT NULL default 0,
359 cat_files
int NOT NULL default 0
362 CREATE UNIQUE INDEX /*i*/cat_title
ON /*_*/category (cat_title
);
364 -- For Special:Mostlinkedcategories
365 CREATE INDEX /*i*/cat_pages
ON /*_*/category (cat_pages
);
369 -- Track links to external URLs
371 CREATE TABLE /*_*/externallinks (
373 el_id
int NOT NULL PRIMARY KEY IDENTITY,
375 -- page_id of the referring page
376 el_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
379 el_to
nvarchar(max) NOT NULL,
381 -- In the case of HTTP URLs, this is the URL with any username or password
382 -- removed, and with the labels in the hostname reversed and converted to
383 -- lower case. An extra dot is added to allow for matching of either
384 -- example.com or *.example.com in a single scan.
386 -- http://user:password@sub.example.com/page.html
388 -- http://com.example.sub./page.html
389 -- which allows for fast searching for all pages under example.com with the
391 -- WHERE el_index LIKE 'http://com.example.%'
392 el_index
nvarchar(450) NOT NULL,
394 -- This is el_index truncated to 60 bytes to allow for sortable queries that
395 -- aren't supported by a partial index.
396 -- @todo Drop the default once this is deployed everywhere and code is populating it.
397 el_index_60
varbinary(60) NOT NULL default ''
400 CREATE INDEX /*i*/el_from
ON /*_*/externallinks (el_from
);
401 CREATE INDEX /*i*/el_index
ON /*_*/externallinks (el_index
);
402 CREATE INDEX /*i*/el_index_60
ON /*_*/externallinks (el_index_60
, el_id
);
403 CREATE INDEX /*i*/el_from_index_60
ON /*_*/externallinks (el_from
, el_index_60
, el_id
);
404 -- el_to index intentionally not added; we cannot index nvarchar(max) columns,
405 -- but we also cannot restrict el_to to a smaller column size as the external
406 -- link may be larger.
409 -- Track interlanguage links
411 CREATE TABLE /*_*/langlinks (
412 -- page_id of the referring page
413 ll_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
415 -- Language code of the target
416 ll_lang
nvarchar(20) NOT NULL default '',
418 -- Title of the target, including namespace
419 ll_title
nvarchar(255) NOT NULL default ''
422 CREATE UNIQUE INDEX /*i*/ll_from
ON /*_*/langlinks (ll_from
, ll_lang
);
423 CREATE INDEX /*i*/ll_lang
ON /*_*/langlinks (ll_lang
, ll_title
);
427 -- Track inline interwiki links
429 CREATE TABLE /*_*/iwlinks (
430 -- page_id of the referring page
431 iwl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
433 -- Interwiki prefix code of the target
434 iwl_prefix
nvarchar(20) NOT NULL default '',
436 -- Title of the target, including namespace
437 iwl_title
nvarchar(255) NOT NULL default ''
440 CREATE UNIQUE INDEX /*i*/iwl_from
ON /*_*/iwlinks (iwl_from
, iwl_prefix
, iwl_title
);
441 CREATE INDEX /*i*/iwl_prefix_title_from
ON /*_*/iwlinks (iwl_prefix
, iwl_title
, iwl_from
);
442 CREATE INDEX /*i*/iwl_prefix_from_title
ON /*_*/iwlinks (iwl_prefix
, iwl_from
, iwl_title
);
446 -- Contains a single row with some aggregate info
447 -- on the state of the site.
449 CREATE TABLE /*_*/site_stats (
450 -- The single row should contain 1 here.
451 ss_row_id
int NOT NULL,
453 -- Total number of edits performed.
454 ss_total_edits
bigint default 0,
456 -- An approximate count of pages matching the following criteria:
459 -- * contains the text '[['
460 -- See Article::isCountable() in includes/Article.php
461 ss_good_articles
bigint default 0,
463 -- Total pages, theoretically equal to SELECT COUNT(*) FROM page; except faster
464 ss_total_pages
bigint default '-1',
466 -- Number of users, theoretically equal to SELECT COUNT(*) FROM user;
467 ss_users
bigint default '-1',
469 -- Number of users that still edit
470 ss_active_users
bigint default '-1',
472 -- Number of images, equivalent to SELECT COUNT(*) FROM image
473 ss_images
int default 0
476 -- Pointless index to assuage developer superstitions
477 CREATE UNIQUE INDEX /*i*/ss_row_id
ON /*_*/site_stats (ss_row_id
);
481 -- The internet is full of jerks, alas. Sometimes it's handy
482 -- to block a vandal or troll account.
484 CREATE TABLE /*_*/ipblocks (
485 -- Primary key, introduced for privacy.
486 ipb_id
int NOT NULL PRIMARY KEY IDENTITY,
488 -- Blocked IP address in dotted-quad form or user name.
489 ipb_address
nvarchar(255) NOT NULL,
491 -- Blocked user ID or 0 for IP blocks.
492 ipb_user
int REFERENCES /*_*/mwuser(user_id
),
494 -- User ID who made the block.
495 ipb_by
int REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
497 -- User name of blocker
498 ipb_by_text
nvarchar(255) NOT NULL default '',
500 -- Text comment made by blocker.
501 ipb_reason
nvarchar(255) NOT NULL,
503 -- Creation (or refresh) date in standard YMDHMS form.
504 -- IP blocks expire automatically.
505 ipb_timestamp
varchar(14) NOT NULL default '',
507 -- Indicates that the IP address was banned because a banned
508 -- user accessed a page through it. If this is 1, ipb_address
509 -- will be hidden, and the block identified by block ID number.
510 ipb_auto
bit NOT NULL default 0,
512 -- If set to 1, block applies only to logged-out users
513 ipb_anon_only
bit NOT NULL default 0,
515 -- Block prevents account creation from matching IP addresses
516 ipb_create_account
bit NOT NULL default 1,
518 -- Block triggers autoblocks
519 ipb_enable_autoblock
bit NOT NULL default 1,
521 -- Time at which the block will expire.
523 ipb_expiry
varchar(14) NOT NULL,
525 -- Start and end of an address range, in hexadecimal
526 -- Size chosen to allow IPv6
527 -- FIXME: these fields were originally blank for single-IP blocks,
528 -- but now they are populated. No migration was ever done. They
529 -- should be fixed to be blank again for such blocks (bug 49504).
530 ipb_range_start
varchar(255) NOT NULL,
531 ipb_range_end
varchar(255) NOT NULL,
533 -- Flag for entries hidden from users and Sysops
534 ipb_deleted
bit NOT NULL default 0,
536 -- Block prevents user from accessing Special:Emailuser
537 ipb_block_email
bit NOT NULL default 0,
539 -- Block allows user to edit their own talk page
540 ipb_allow_usertalk
bit NOT NULL default 0,
542 -- ID of the block that caused this block to exist
543 -- Autoblocks set this to the original block
544 -- so that the original block being deleted also
545 -- deletes the autoblocks
546 ipb_parent_block_id
int default NULL REFERENCES /*_*/ipblocks(ipb_id
)
550 -- Unique index to support "user already blocked" messages
551 -- Any new options which prevent collisions should be included
552 CREATE UNIQUE INDEX /*i*/ipb_address
ON /*_*/ipblocks (ipb_address
, ipb_user
, ipb_auto
, ipb_anon_only
);
554 CREATE INDEX /*i*/ipb_user
ON /*_*/ipblocks (ipb_user
);
555 CREATE INDEX /*i*/ipb_range
ON /*_*/ipblocks (ipb_range_start
, ipb_range_end
);
556 CREATE INDEX /*i*/ipb_timestamp
ON /*_*/ipblocks (ipb_timestamp
);
557 CREATE INDEX /*i*/ipb_expiry
ON /*_*/ipblocks (ipb_expiry
);
558 CREATE INDEX /*i*/ipb_parent_block_id
ON /*_*/ipblocks (ipb_parent_block_id
);
562 -- Uploaded images and other files.
564 CREATE TABLE /*_*/image (
566 -- This is also the title of the associated description page,
567 -- which will be in namespace 6 (NS_FILE).
568 img_name
nvarchar(255) NOT NULL default '' PRIMARY KEY,
570 -- File size in bytes.
571 img_size
int NOT NULL default 0,
573 -- For images, size in pixels.
574 img_width
int NOT NULL default 0,
575 img_height
int NOT NULL default 0,
577 -- Extracted Exif metadata stored as a serialized PHP array.
578 img_metadata
varbinary(max) NOT NULL,
580 -- For images, bits per pixel if known.
581 img_bits
int NOT NULL default 0,
583 -- Media type as defined by the MEDIATYPE_xxx constants
584 img_media_type
varchar(16) default null,
586 -- major part of a MIME media type as defined by IANA
587 -- see https://www.iana.org/assignments/media-types/
588 img_major_mime
varchar(16) not null default 'unknown',
590 -- minor part of a MIME media type as defined by IANA
591 -- the minor parts are not required to adher to any standard
592 -- but should be consistent throughout the database
593 -- see https://www.iana.org/assignments/media-types/
594 img_minor_mime
nvarchar(100) NOT NULL default 'unknown',
596 -- Description field as entered by the uploader.
597 -- This is displayed in image upload history and logs.
598 img_description
nvarchar(255) NOT NULL,
600 -- user_id and user_name of uploader.
601 img_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
602 img_user_text
nvarchar(255) NOT NULL,
604 -- Time of the upload.
605 img_timestamp
nvarchar(14) NOT NULL default '',
607 -- SHA-1 content hash in base-36
608 img_sha1
nvarchar(32) NOT NULL default '',
610 CONSTRAINT img_major_mime_ckc
check (img_major_mime
IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
611 CONSTRAINT img_media_type_ckc
check (img_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
614 CREATE INDEX /*i*/img_usertext_timestamp
ON /*_*/image (img_user_text
,img_timestamp
);
615 -- Used by Special:ListFiles for sort-by-size
616 CREATE INDEX /*i*/img_size
ON /*_*/image (img_size
);
617 -- Used by Special:Newimages and Special:ListFiles
618 CREATE INDEX /*i*/img_timestamp
ON /*_*/image (img_timestamp
);
619 -- Used in API and duplicate search
620 CREATE INDEX /*i*/img_sha1
ON /*_*/image (img_sha1
);
621 -- Used to get media of one type
622 CREATE INDEX /*i*/img_media_mime
ON /*_*/image (img_media_type
,img_major_mime
,img_minor_mime
);
626 -- Previous revisions of uploaded files.
627 -- Awkwardly, image rows have to be moved into
628 -- this table at re-upload time.
630 CREATE TABLE /*_*/oldimage (
631 -- Base filename: key to image.img_name
632 -- Not a FK because deleting images removes them from image
633 oi_name
nvarchar(255) NOT NULL default '',
635 -- Filename of the archived file.
636 -- This is generally a timestamp and '!' prepended to the base name.
637 oi_archive_name
nvarchar(255) NOT NULL default '',
639 -- Other fields as in image...
640 oi_size
int NOT NULL default 0,
641 oi_width
int NOT NULL default 0,
642 oi_height
int NOT NULL default 0,
643 oi_bits
int NOT NULL default 0,
644 oi_description
nvarchar(255) NOT NULL,
645 oi_user
int REFERENCES /*_*/mwuser(user_id
),
646 oi_user_text
nvarchar(255) NOT NULL,
647 oi_timestamp
varchar(14) NOT NULL default '',
649 oi_metadata
varbinary(max) NOT NULL,
650 oi_media_type
varchar(16) default null,
651 oi_major_mime
varchar(16) not null default 'unknown',
652 oi_minor_mime
nvarchar(100) NOT NULL default 'unknown',
653 oi_deleted tinyint
NOT NULL default 0,
654 oi_sha1
nvarchar(32) NOT NULL default '',
656 CONSTRAINT oi_major_mime_ckc
check (oi_major_mime
IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
657 CONSTRAINT oi_media_type_ckc
check (oi_media_type
IN('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
660 CREATE INDEX /*i*/oi_usertext_timestamp
ON /*_*/oldimage (oi_user_text
,oi_timestamp
);
661 CREATE INDEX /*i*/oi_name_timestamp
ON /*_*/oldimage (oi_name
,oi_timestamp
);
662 CREATE INDEX /*i*/oi_name_archive_name
ON /*_*/oldimage (oi_name
,oi_archive_name
);
663 CREATE INDEX /*i*/oi_sha1
ON /*_*/oldimage (oi_sha1
);
667 -- Record of deleted file data
669 CREATE TABLE /*_*/filearchive (
671 fa_id
int NOT NULL PRIMARY KEY IDENTITY,
673 -- Original base filename; key to image.img_name, page.page_title, etc
674 fa_name
nvarchar(255) NOT NULL default '',
676 -- Filename of archived file, if an old revision
677 fa_archive_name
nvarchar(255) default '',
679 -- Which storage bin (directory tree or object store) the file data
680 -- is stored in. Should be 'deleted' for files that have been deleted;
681 -- any other bin is not yet in use.
682 fa_storage_group
nvarchar(16),
684 -- SHA-1 of the file contents plus extension, used as a key for storage.
685 -- eg 8f8a562add37052a1848ff7771a2c515db94baa9.jpg
687 -- If NULL, the file was missing at deletion time or has been purged
688 -- from the archival storage.
689 fa_storage_key
nvarchar(64) default '',
691 -- Deletion information, if this file is deleted.
693 fa_deleted_timestamp
varchar(14) default '',
694 fa_deleted_reason
nvarchar(max),
696 -- Duped fields from image
697 fa_size
int default 0,
698 fa_width
int default 0,
699 fa_height
int default 0,
700 fa_metadata
varbinary(max),
701 fa_bits
int default 0,
702 fa_media_type
varchar(16) default null,
703 fa_major_mime
varchar(16) not null default 'unknown',
704 fa_minor_mime
nvarchar(100) default 'unknown',
705 fa_description
nvarchar(255),
706 fa_user
int default 0 REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
707 fa_user_text
nvarchar(255),
708 fa_timestamp
varchar(14) default '',
710 -- Visibility of deleted revisions, bitfield
711 fa_deleted tinyint
NOT NULL default 0,
713 -- sha1 hash of file content
714 fa_sha1
nvarchar(32) NOT NULL default '',
716 CONSTRAINT fa_major_mime_ckc
check (fa_major_mime
in('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
717 CONSTRAINT fa_media_type_ckc
check (fa_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
720 -- pick out by image name
721 CREATE INDEX /*i*/fa_name
ON /*_*/filearchive (fa_name
, fa_timestamp
);
722 -- pick out dupe files
723 CREATE INDEX /*i*/fa_storage_group
ON /*_*/filearchive (fa_storage_group
, fa_storage_key
);
724 -- sort by deletion time
725 CREATE INDEX /*i*/fa_deleted_timestamp
ON /*_*/filearchive (fa_deleted_timestamp
);
727 CREATE INDEX /*i*/fa_user_timestamp
ON /*_*/filearchive (fa_user_text
,fa_timestamp
);
728 -- find file by sha1, 10 bytes will be enough for hashes to be indexed
729 CREATE INDEX /*i*/fa_sha1
ON /*_*/filearchive (fa_sha1
);
733 -- Store information about newly uploaded files before they're
734 -- moved into the actual filestore
736 CREATE TABLE /*_*/uploadstash (
737 us_id
int NOT NULL PRIMARY KEY IDENTITY,
739 -- the user who uploaded the file.
740 us_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
742 -- file key. this is how applications actually search for the file.
743 -- this might go away, or become the primary key.
744 us_key
nvarchar(255) NOT NULL,
747 us_orig_path
nvarchar(255) NOT NULL,
749 -- the temporary path at which the file is actually stored
750 us_path
nvarchar(255) NOT NULL,
752 -- which type of upload the file came from (sometimes)
753 us_source_type
nvarchar(50),
755 -- the date/time on which the file was added
756 us_timestamp
varchar(14) NOT NULL,
758 us_status
nvarchar(50) NOT NULL,
760 -- chunk counter starts at 0, current offset is stored in us_size
761 us_chunk_inx
int NULL,
763 -- Serialized file properties from FSFile::getProps()
764 us_props
nvarchar(max),
766 -- file size in bytes
767 us_size
int NOT NULL,
768 -- this hash comes from FSFile::getSha1Base36(), and is 31 characters
769 us_sha1
nvarchar(31) NOT NULL,
770 us_mime
nvarchar(255),
771 -- Media type as defined by the MEDIATYPE_xxx constants, should duplicate definition in the image table
772 us_media_type
varchar(16) default null,
773 -- image-specific properties
776 us_image_bits
smallint,
778 CONSTRAINT us_media_type_ckc
check (us_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
781 -- sometimes there's a delete for all of a user's stuff.
782 CREATE INDEX /*i*/us_user
ON /*_*/uploadstash (us_user
);
783 -- pick out files by key, enforce key uniqueness
784 CREATE UNIQUE INDEX /*i*/us_key
ON /*_*/uploadstash (us_key
);
785 -- the abandoned upload cleanup script needs this
786 CREATE INDEX /*i*/us_timestamp
ON /*_*/uploadstash (us_timestamp
);
790 -- Primarily a summary table for Special:Recentchanges,
791 -- this table contains some additional info on edits from
792 -- the last few days, see Article::editUpdates()
794 CREATE TABLE /*_*/recentchanges (
795 rc_id
int NOT NULL CONSTRAINT recentchanges__pk
PRIMARY KEY IDENTITY,
796 rc_timestamp
varchar(14) not null default '',
799 rc_user
int NOT NULL default 0 CONSTRAINT rc_user__user_id__fk
FOREIGN KEY REFERENCES /*_*/mwuser(user_id
),
800 rc_user_text
nvarchar(255) NOT NULL,
802 -- When pages are renamed, their RC entries do _not_ change.
803 rc_namespace
int NOT NULL default 0,
804 rc_title
nvarchar(255) NOT NULL default '',
807 rc_comment
nvarchar(255) NOT NULL default '',
808 rc_minor
bit NOT NULL default 0,
810 -- Edits by user accounts with the 'bot' rights key are
811 -- marked with a 1 here, and will be hidden from the
813 rc_bot
bit NOT NULL default 0,
815 -- Set if this change corresponds to a page creation
816 rc_new
bit NOT NULL default 0,
818 -- Key to page_id (was cur_id prior to 1.5).
819 -- This will keep links working after moves while
820 -- retaining the at-the-time name in the changes list.
821 rc_cur_id
int, -- NOT FK
823 -- rev_id of the given revision
824 rc_this_oldid
int, -- NOT FK
826 -- rev_id of the prior revision, for generating diff links.
827 rc_last_oldid
int, -- NOT FK
829 -- The type of change entry (RC_EDIT,RC_NEW,RC_LOG,RC_EXTERNAL)
830 rc_type tinyint
NOT NULL default 0,
832 -- The source of the change entry (replaces rc_type)
833 -- default of '' is temporary, needed for initial migration
834 rc_source
nvarchar(16) not null default '',
836 -- If the Recent Changes Patrol option is enabled,
837 -- users may mark edits as having been reviewed to
838 -- remove a warning flag on the RC list.
839 -- A value of 1 indicates the page has been reviewed.
840 rc_patrolled
bit NOT NULL default 0,
842 -- Recorded IP address the edit was made from, if the
843 -- $wgPutIPinRC option is enabled.
844 rc_ip
nvarchar(40) NOT NULL default '',
846 -- Text length in characters before
847 -- and after the edit
851 -- Visibility of recent changes items, bitfield
852 rc_deleted tinyint
NOT NULL default 0,
854 -- Value corresponding to log_id, specific log entries
855 rc_logid
int, -- FK added later
856 -- Store log type info here, or null
857 rc_log_type
nvarchar(255) NULL default NULL,
858 -- Store log action or null
859 rc_log_action
nvarchar(255) NULL default NULL,
861 rc_params
nvarchar(max) NULL
864 CREATE INDEX /*i*/rc_timestamp
ON /*_*/recentchanges (rc_timestamp
);
865 CREATE INDEX /*i*/rc_namespace_title
ON /*_*/recentchanges (rc_namespace
, rc_title
);
866 CREATE INDEX /*i*/rc_cur_id
ON /*_*/recentchanges (rc_cur_id
);
867 CREATE INDEX /*i*/new_name_timestamp
ON /*_*/recentchanges (rc_new
,rc_namespace
,rc_timestamp
);
868 CREATE INDEX /*i*/rc_ip
ON /*_*/recentchanges (rc_ip
);
869 CREATE INDEX /*i*/rc_ns_usertext
ON /*_*/recentchanges (rc_namespace
, rc_user_text
);
870 CREATE INDEX /*i*/rc_user_text
ON /*_*/recentchanges (rc_user_text
, rc_timestamp
);
871 CREATE INDEX /*i*/rc_name_type_patrolled_timestamp
ON /*_*/recentchanges (rc_namespace
, rc_type
, rc_patrolled
, rc_timestamp
);
874 CREATE TABLE /*_*/watchlist (
875 wl_id
int NOT NULL PRIMARY KEY IDENTITY,
876 -- Key to user.user_id
877 wl_user
int NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
879 -- Key to page_namespace/page_title
880 -- Note that users may watch pages which do not exist yet,
881 -- or existed in the past but have been deleted.
882 wl_namespace
int NOT NULL default 0,
883 wl_title
nvarchar(255) NOT NULL default '',
885 -- Timestamp used to send notification e-mails and show "updated since last visit" markers on
886 -- history and recent changes / watchlist. Set to NULL when the user visits the latest revision
887 -- of the page, which means that they should be sent an e-mail on the next change.
888 wl_notificationtimestamp
varchar(14)
892 CREATE UNIQUE INDEX /*i*/wl_user
ON /*_*/watchlist (wl_user
, wl_namespace
, wl_title
);
893 CREATE INDEX /*i*/namespace_title
ON /*_*/watchlist (wl_namespace
, wl_title
);
897 -- Our search index for the builtin MediaWiki search
899 CREATE TABLE /*_*/searchindex (
901 si_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
903 -- Munged version of title
904 si_title
nvarchar(255) NOT NULL default '',
906 -- Munged version of body text
907 si_text
nvarchar(max) NOT NULL
910 CREATE UNIQUE INDEX /*i*/si_page
ON /*_*/searchindex (si_page
);
911 -- Fulltext index is defined in MssqlInstaller.php
914 -- Recognized interwiki link prefixes
916 CREATE TABLE /*_*/interwiki (
917 -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de")
918 iw_prefix
nvarchar(32) NOT NULL,
920 -- The URL of the wiki, with "$1" as a placeholder for an article name.
921 -- Any spaces in the name will be transformed to underscores before
923 iw_url
nvarchar(max) NOT NULL,
925 -- The URL of the file api.php
926 iw_api
nvarchar(max) NOT NULL,
928 -- The name of the database (for a connection to be established with wfGetLB( 'wikiid' ))
929 iw_wikiid
nvarchar(64) NOT NULL,
931 -- A boolean value indicating whether the wiki is in this project
932 -- (used, for example, to detect redirect loops)
933 iw_local
bit NOT NULL,
935 -- Boolean value indicating whether interwiki transclusions are allowed.
936 iw_trans
bit NOT NULL default 0
939 CREATE UNIQUE INDEX /*i*/iw_prefix
ON /*_*/interwiki (iw_prefix
);
943 -- Used for caching expensive grouped queries
945 CREATE TABLE /*_*/querycache (
946 -- A key name, generally the base name of of the special page.
947 qc_type
nvarchar(32) NOT NULL,
949 -- Some sort of stored value. Sizes, counts...
950 qc_value
int NOT NULL default 0,
952 -- Target namespace+title
953 qc_namespace
int NOT NULL default 0,
954 qc_title
nvarchar(255) NOT NULL default ''
957 CREATE INDEX /*i*/qc_type
ON /*_*/querycache (qc_type
,qc_value
);
961 -- For a few generic cache operations if not using Memcached
963 CREATE TABLE /*_*/objectcache (
964 keyname
nvarchar(255) NOT NULL default '' PRIMARY KEY,
965 value varbinary(max),
968 CREATE INDEX /*i*/exptime
ON /*_*/objectcache (exptime
);
972 -- Cache of interwiki transclusion
974 CREATE TABLE /*_*/transcache (
975 tc_url
nvarchar(255) NOT NULL,
976 tc_contents
nvarchar(max),
977 tc_time
varchar(14) NOT NULL
980 CREATE UNIQUE INDEX /*i*/tc_url_idx
ON /*_*/transcache (tc_url
);
983 CREATE TABLE /*_*/logging (
984 -- Log ID, for referring to this specific log entry, probably for deletion and such.
985 log_id
int NOT NULL PRIMARY KEY IDENTITY(0,1),
987 -- Symbolic keys for the general log type and the action type
988 -- within the log. The output format will be controlled by the
989 -- action field, but only the type controls categorization.
990 log_type
nvarchar(32) NOT NULL default '',
991 log_action
nvarchar(32) NOT NULL default '',
994 log_timestamp
varchar(14) NOT NULL default '',
996 -- The user who performed this action; key to user_id
997 log_user
int, -- NOT an FK, if a user is deleted we still want to maintain a record of who did a thing
999 -- Name of the user who performed this action
1000 log_user_text
nvarchar(255) NOT NULL default '',
1002 -- Key to the page affected. Where a user is the target,
1003 -- this will point to the user page.
1004 log_namespace
int NOT NULL default 0,
1005 log_title
nvarchar(255) NOT NULL default '',
1006 log_page
int NULL, -- NOT an FK, logging entries are inserted for deleted pages which still reference the deleted page ids
1008 -- Freeform text. Interpreted as edit history comments.
1009 log_comment
nvarchar(255) NOT NULL default '',
1011 -- miscellaneous parameters:
1012 -- LF separated list (old system) or serialized PHP array (new system)
1013 log_params
nvarchar(max) NOT NULL,
1015 -- rev_deleted for logs
1016 log_deleted tinyint
NOT NULL default 0
1019 CREATE INDEX /*i*/type_time
ON /*_*/logging (log_type
, log_timestamp
);
1020 CREATE INDEX /*i*/user_time
ON /*_*/logging (log_user
, log_timestamp
);
1021 CREATE INDEX /*i*/page_time
ON /*_*/logging (log_namespace
, log_title
, log_timestamp
);
1022 CREATE INDEX /*i*/times
ON /*_*/logging (log_timestamp
);
1023 CREATE INDEX /*i*/log_user_type_time
ON /*_*/logging (log_user
, log_type
, log_timestamp
);
1024 CREATE INDEX /*i*/log_page_id_time
ON /*_*/logging (log_page
,log_timestamp
);
1025 CREATE INDEX /*i*/type_action
ON /*_*/logging (log_type
, log_action
, log_timestamp
);
1026 CREATE INDEX /*i*/log_user_text_type_time
ON /*_*/logging (log_user_text
, log_type
, log_timestamp
);
1027 CREATE INDEX /*i*/log_user_text_time
ON /*_*/logging (log_user_text
, log_timestamp
);
1029 INSERT INTO /*_*/logging (log_user
,log_page
,log_params
) VALUES(0,0,'');
1031 ALTER TABLE /*_*/recentchanges
ADD CONSTRAINT rc_logid__log_id__fk
FOREIGN KEY (rc_logid
) REFERENCES /*_*/logging(log_id
) ON DELETE CASCADE;
1033 CREATE TABLE /*_*/log_search (
1034 -- The type of ID (rev ID, log ID, rev timestamp, username)
1035 ls_field
nvarchar(32) NOT NULL,
1036 -- The value of the ID
1037 ls_value
nvarchar(255) NOT NULL,
1039 ls_log_id
int REFERENCES /*_*/logging(log_id
) ON DELETE CASCADE
1041 CREATE UNIQUE INDEX /*i*/ls_field_val
ON /*_*/log_search (ls_field
,ls_value
,ls_log_id
);
1042 CREATE INDEX /*i*/ls_log_id
ON /*_*/log_search (ls_log_id
);
1045 -- Jobs performed by parallel apache threads or a command-line daemon
1046 CREATE TABLE /*_*/job (
1047 job_id
int NOT NULL PRIMARY KEY IDENTITY,
1050 -- Limited to 60 to prevent key length overflow
1051 job_cmd
nvarchar(60) NOT NULL default '',
1053 -- Namespace and title to act on
1054 -- Should be 0 and '' if the command does not operate on a title
1055 job_namespace
int NOT NULL,
1056 job_title
nvarchar(255) NOT NULL,
1058 -- Timestamp of when the job was inserted
1059 -- NULL for jobs added before addition of the timestamp
1060 job_timestamp
nvarchar(14) NULL default NULL,
1062 -- Any other parameters to the command
1063 -- Stored as a PHP serialized array, or an empty string if there are no parameters
1064 job_params
nvarchar(max) NOT NULL,
1066 -- Random, non-unique, number used for job acquisition (for lock concurrency)
1067 job_random
int NOT NULL default 0,
1069 -- The number of times this job has been locked
1070 job_attempts
int NOT NULL default 0,
1072 -- Field that conveys process locks on rows via process UUIDs
1073 job_token
nvarchar(32) NOT NULL default '',
1075 -- Timestamp when the job was locked
1076 job_token_timestamp
varchar(14) NULL default NULL,
1078 -- Base 36 SHA1 of the job parameters relevant to detecting duplicates
1079 job_sha1
nvarchar(32) NOT NULL default ''
1082 CREATE INDEX /*i*/job_sha1
ON /*_*/job (job_sha1
);
1083 CREATE INDEX /*i*/job_cmd_token
ON /*_*/job (job_cmd
,job_token
,job_random
);
1084 CREATE INDEX /*i*/job_cmd_token_id
ON /*_*/job (job_cmd
,job_token
,job_id
);
1085 CREATE INDEX /*i*/job_cmd
ON /*_*/job (job_cmd
, job_namespace
, job_title
);
1086 CREATE INDEX /*i*/job_timestamp
ON /*_*/job (job_timestamp
);
1089 -- Details of updates to cached special pages
1090 CREATE TABLE /*_*/querycache_info (
1091 -- Special page name
1092 -- Corresponds to a qc_type value
1093 qci_type
nvarchar(32) NOT NULL default '',
1095 -- Timestamp of last update
1096 qci_timestamp
varchar(14) NOT NULL default ''
1099 CREATE UNIQUE INDEX /*i*/qci_type
ON /*_*/querycache_info (qci_type
);
1102 -- For each redirect, this table contains exactly one row defining its target
1103 CREATE TABLE /*_*/redirect (
1104 -- Key to the page_id of the redirect page
1105 rd_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1107 -- Key to page_namespace/page_title of the target page.
1108 -- The target page may or may not exist, and due to renames
1109 -- and deletions may refer to different page records as time
1111 rd_namespace
int NOT NULL default 0,
1112 rd_title
nvarchar(255) NOT NULL default '',
1113 rd_interwiki
nvarchar(32) default NULL,
1114 rd_fragment
nvarchar(255) default NULL
1117 CREATE INDEX /*i*/rd_ns_title
ON /*_*/redirect (rd_namespace
,rd_title
,rd_from
);
1120 -- Used for caching expensive grouped queries that need two links (for example double-redirects)
1121 CREATE TABLE /*_*/querycachetwo (
1122 -- A key name, generally the base name of of the special page.
1123 qcc_type
nvarchar(32) NOT NULL,
1125 -- Some sort of stored value. Sizes, counts...
1126 qcc_value
int NOT NULL default 0,
1128 -- Target namespace+title
1129 qcc_namespace
int NOT NULL default 0,
1130 qcc_title
nvarchar(255) NOT NULL default '',
1132 -- Target namespace+title2
1133 qcc_namespacetwo
int NOT NULL default 0,
1134 qcc_titletwo
nvarchar(255) NOT NULL default ''
1137 CREATE INDEX /*i*/qcc_type
ON /*_*/querycachetwo (qcc_type
,qcc_value
);
1138 CREATE INDEX /*i*/qcc_title
ON /*_*/querycachetwo (qcc_type
,qcc_namespace
,qcc_title
);
1139 CREATE INDEX /*i*/qcc_titletwo
ON /*_*/querycachetwo (qcc_type
,qcc_namespacetwo
,qcc_titletwo
);
1142 -- Used for storing page restrictions (i.e. protection levels)
1143 CREATE TABLE /*_*/page_restrictions (
1144 -- Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)
1145 pr_id
int NOT NULL PRIMARY KEY IDENTITY,
1146 -- Page to apply restrictions to (Foreign Key to page).
1147 pr_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1148 -- The protection type (edit, move, etc)
1149 pr_type
nvarchar(60) NOT NULL,
1150 -- The protection level (Sysop, autoconfirmed, etc)
1151 pr_level
nvarchar(60) NOT NULL,
1152 -- Whether or not to cascade the protection down to pages transcluded.
1153 pr_cascade
bit NOT NULL,
1154 -- Field for future support of per-user restriction.
1156 -- Field for time-limited protection.
1157 pr_expiry
varchar(14) NULL
1160 CREATE UNIQUE INDEX /*i*/pr_pagetype
ON /*_*/page_restrictions (pr_page
,pr_type
);
1161 CREATE INDEX /*i*/pr_typelevel
ON /*_*/page_restrictions (pr_type
,pr_level
);
1162 CREATE INDEX /*i*/pr_level
ON /*_*/page_restrictions (pr_level
);
1163 CREATE INDEX /*i*/pr_cascade
ON /*_*/page_restrictions (pr_cascade
);
1166 -- Protected titles - nonexistent pages that have been protected
1167 CREATE TABLE /*_*/protected_titles (
1168 pt_namespace
int NOT NULL,
1169 pt_title
nvarchar(255) NOT NULL,
1170 pt_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
1171 pt_reason
nvarchar(255),
1172 pt_timestamp
varchar(14) NOT NULL,
1173 pt_expiry
varchar(14) NOT NULL,
1174 pt_create_perm
nvarchar(60) NOT NULL
1177 CREATE UNIQUE INDEX /*i*/pt_namespace_title
ON /*_*/protected_titles (pt_namespace
,pt_title
);
1178 CREATE INDEX /*i*/pt_timestamp
ON /*_*/protected_titles (pt_timestamp
);
1181 -- Name/value pairs indexed by page_id
1182 CREATE TABLE /*_*/page_props (
1183 pp_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1184 pp_propname
nvarchar(60) NOT NULL,
1185 pp_value
nvarchar(max) NOT NULL,
1186 pp_sortkey
float DEFAULT NULL
1189 CREATE UNIQUE INDEX /*i*/pp_page_propname
ON /*_*/page_props (pp_page
,pp_propname
);
1190 CREATE UNIQUE INDEX /*i*/pp_propname_page
ON /*_*/page_props (pp_propname
,pp_page
);
1191 CREATE UNIQUE INDEX /*i*/pp_propname_sortkey_page
ON /*_*/page_props (pp_propname
,pp_sortkey
,pp_page
);
1194 -- A table to log updates, one text key row per update.
1195 CREATE TABLE /*_*/updatelog (
1196 ul_key
nvarchar(255) NOT NULL PRIMARY KEY,
1197 ul_value
nvarchar(max)
1201 -- A table to track tags for revisions, logs and recent changes.
1202 CREATE TABLE /*_*/change_tag (
1203 ct_id
int NOT NULL PRIMARY KEY IDENTITY,
1204 -- RCID for the change
1205 ct_rc_id
int NULL REFERENCES /*_*/recentchanges(rc_id
),
1206 -- LOGID for the change
1207 ct_log_id
int NULL REFERENCES /*_*/logging(log_id
),
1208 -- REVID for the change
1209 ct_rev_id
int NULL REFERENCES /*_*/revision(rev_id
),
1211 ct_tag
nvarchar(255) NOT NULL,
1212 -- Parameters for the tag, presently unused
1213 ct_params
nvarchar(max) NULL
1216 CREATE UNIQUE INDEX /*i*/change_tag_rc_tag
ON /*_*/change_tag (ct_rc_id
,ct_tag
);
1217 CREATE UNIQUE INDEX /*i*/change_tag_log_tag
ON /*_*/change_tag (ct_log_id
,ct_tag
);
1218 CREATE UNIQUE INDEX /*i*/change_tag_rev_tag
ON /*_*/change_tag (ct_rev_id
,ct_tag
);
1219 -- Covering index, so we can pull all the info only out of the index.
1220 CREATE INDEX /*i*/change_tag_tag_id
ON /*_*/change_tag (ct_tag
,ct_rc_id
,ct_rev_id
,ct_log_id
);
1223 -- Rollup table to pull a LIST of tags simply without ugly GROUP_CONCAT
1224 -- that only works on MySQL 4.1+
1225 CREATE TABLE /*_*/tag_summary (
1226 ts_id
int NOT NULL PRIMARY KEY IDENTITY,
1227 -- RCID for the change
1228 ts_rc_id
int NULL REFERENCES /*_*/recentchanges(rc_id
),
1229 -- LOGID for the change
1230 ts_log_id
int NULL REFERENCES /*_*/logging(log_id
),
1231 -- REVID for the change
1232 ts_rev_id
int NULL REFERENCES /*_*/revision(rev_id
),
1233 -- Comma-separated list of tags
1234 ts_tags
nvarchar(max) NOT NULL
1237 CREATE UNIQUE INDEX /*i*/tag_summary_rc_id
ON /*_*/tag_summary (ts_rc_id
);
1238 CREATE UNIQUE INDEX /*i*/tag_summary_log_id
ON /*_*/tag_summary (ts_log_id
);
1239 CREATE UNIQUE INDEX /*i*/tag_summary_rev_id
ON /*_*/tag_summary (ts_rev_id
);
1242 CREATE TABLE /*_*/valid_tag (
1243 vt_tag
nvarchar(255) NOT NULL PRIMARY KEY
1246 -- Table for storing localisation data
1247 CREATE TABLE /*_*/l10n_cache (
1249 lc_lang
nvarchar(32) NOT NULL,
1251 lc_key
nvarchar(255) NOT NULL,
1253 lc_value
varbinary(max) NOT NULL
1255 CREATE INDEX /*i*/lc_lang_key
ON /*_*/l10n_cache (lc_lang
, lc_key
);
1257 -- Table caching which local files a module depends on that aren't
1258 -- registered directly, used for fast retrieval of file dependency.
1259 -- Currently only used for tracking images that CSS depends on
1260 CREATE TABLE /*_*/module_deps (
1262 md_module
nvarchar(255) NOT NULL,
1264 md_skin
nvarchar(32) NOT NULL,
1265 -- JSON nvarchar(max) with file dependencies
1266 md_deps
nvarchar(max) NOT NULL
1268 CREATE UNIQUE INDEX /*i*/md_module_skin
ON /*_*/module_deps (md_module
, md_skin
);
1270 -- Holds all the sites known to the wiki.
1271 CREATE TABLE /*_*/sites (
1272 -- Numeric id of the site
1273 site_id
int NOT NULL PRIMARY KEY IDENTITY,
1275 -- Global identifier for the site, ie 'enwiktionary'
1276 site_global_key
nvarchar(32) NOT NULL,
1278 -- Type of the site, ie 'mediawiki'
1279 site_type
nvarchar(32) NOT NULL,
1281 -- Group of the site, ie 'wikipedia'
1282 site_group
nvarchar(32) NOT NULL,
1284 -- Source of the site data, ie 'local', 'wikidata', 'my-magical-repo'
1285 site_source
nvarchar(32) NOT NULL,
1287 -- Language code of the sites primary language.
1288 site_language
nvarchar(32) NOT NULL,
1290 -- Protocol of the site, ie 'http://', 'irc://', '//'
1291 -- This field is an index for lookups and is build from type specific data in site_data.
1292 site_protocol
nvarchar(32) NOT NULL,
1294 -- Domain of the site in reverse order, ie 'org.mediawiki.www.'
1295 -- This field is an index for lookups and is build from type specific data in site_data.
1296 site_domain
NVARCHAR(255) NOT NULL,
1298 -- Type dependent site data.
1299 site_data
nvarchar(max) NOT NULL,
1301 -- If site.tld/path/key:pageTitle should forward users to the page on
1302 -- the actual site, where "key" is the local identifier.
1303 site_forward
bit NOT NULL,
1305 -- Type dependent site config.
1306 -- For instance if template transclusion should be allowed if it's a MediaWiki.
1307 site_config
nvarchar(max) NOT NULL
1310 CREATE UNIQUE INDEX /*i*/sites_global_key
ON /*_*/sites (site_global_key
);
1311 CREATE INDEX /*i*/sites_type
ON /*_*/sites (site_type
);
1312 CREATE INDEX /*i*/sites_group
ON /*_*/sites (site_group
);
1313 CREATE INDEX /*i*/sites_source
ON /*_*/sites (site_source
);
1314 CREATE INDEX /*i*/sites_language
ON /*_*/sites (site_language
);
1315 CREATE INDEX /*i*/sites_protocol
ON /*_*/sites (site_protocol
);
1316 CREATE INDEX /*i*/sites_domain
ON /*_*/sites (site_domain
);
1317 CREATE INDEX /*i*/sites_forward
ON /*_*/sites (site_forward
);
1319 -- Links local site identifiers to their corresponding site.
1320 CREATE TABLE /*_*/site_identifiers (
1321 -- Key on site.site_id
1322 si_site
int NOT NULL REFERENCES /*_*/sites(site_id
) ON DELETE CASCADE,
1324 -- local key type, ie 'interwiki' or 'langlink'
1325 si_type
nvarchar(32) NOT NULL,
1327 -- local key value, ie 'en' or 'wiktionary'
1328 si_key
nvarchar(32) NOT NULL
1331 CREATE UNIQUE INDEX /*i*/site_ids_type
ON /*_*/site_identifiers (si_type
, si_key
);
1332 CREATE INDEX /*i*/site_ids_site
ON /*_*/site_identifiers (si_site
);
1333 CREATE INDEX /*i*/site_ids_key
ON /*_*/site_identifiers (si_key
);