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_options
NVARCHAR(MAX) NOT NULL DEFAULT '',
42 user_touched
varchar(14) NOT NULL DEFAULT '',
43 user_token
NCHAR(32) NOT NULL DEFAULT '',
44 user_email_authenticated
varchar(14) DEFAULT NULL,
45 user_email_token
NCHAR(32) DEFAULT '',
46 user_email_token_expires
varchar(14) DEFAULT NULL,
47 user_registration
varchar(14) DEFAULT NULL,
48 user_editcount
INT NULL DEFAULT NULL,
49 user_password_expires
varchar(14) DEFAULT NULL
51 CREATE UNIQUE INDEX /*i*/user_name
ON /*_*/mwuser (user_name
);
52 CREATE INDEX /*i*/user_email_token
ON /*_*/mwuser (user_email_token
);
53 CREATE INDEX /*i*/user_email
ON /*_*/mwuser (user_email
);
55 -- Insert a dummy user to represent anons
56 INSERT INTO /*_*/mwuser (user_name
) VALUES ('##Anonymous##');
59 -- User permissions have been broken out to a separate table;
60 -- this allows sites with a shared user table to have different
61 -- permissions assigned to a user in each project.
63 -- This table replaces the old user_rights field which used a
64 -- comma-separated nvarchar(max).
65 CREATE TABLE /*_*/user_groups (
66 ug_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
67 ug_group
NVARCHAR(255) NOT NULL DEFAULT '',
69 CREATE UNIQUE clustered
INDEX /*i*/ug_user_group
ON /*_*/user_groups (ug_user
, ug_group
);
70 CREATE INDEX /*i*/ug_group
ON /*_*/user_groups(ug_group
);
72 -- Stores the groups the user has once belonged to.
73 -- The user may still belong to these groups (check user_groups).
74 -- Users are not autopromoted to groups from which they were removed.
75 CREATE TABLE /*_*/user_former_groups (
76 ufg_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
77 ufg_group
nvarchar(255) NOT NULL default ''
79 CREATE UNIQUE INDEX /*i*/ufg_user_group
ON /*_*/user_former_groups (ufg_user
,ufg_group
);
81 -- Stores notifications of user talk page changes, for the display
82 -- of the "you have new messages" box
83 -- Changed user_id column to user_id to avoid clashing with user_id function
84 CREATE TABLE /*_*/user_newtalk (
85 user_id
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
86 user_ip
NVARCHAR(40) NOT NULL DEFAULT '',
87 user_last_timestamp
varchar(14) DEFAULT NULL,
89 CREATE INDEX /*i*/un_user_id
ON /*_*/user_newtalk (user_id
);
90 CREATE INDEX /*i*/un_user_ip
ON /*_*/user_newtalk (user_ip
);
93 -- User preferences and other fun stuff
94 -- replaces old user.user_options nvarchar(max)
96 CREATE TABLE /*_*/user_properties (
97 up_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
98 up_property
NVARCHAR(255) NOT NULL,
99 up_value
NVARCHAR(MAX),
101 CREATE UNIQUE CLUSTERED
INDEX /*i*/user_properties_user_property
ON /*_*/user_properties (up_user
,up_property
);
102 CREATE INDEX /*i*/user_properties_property
ON /*_*/user_properties (up_property
);
106 -- Core of the wiki: each page has an entry here which identifies
107 -- it by title and contains some essential metadata.
109 CREATE TABLE /*_*/page (
110 page_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
111 page_namespace
INT NOT NULL,
112 page_title
NVARCHAR(255) NOT NULL,
113 page_restrictions
NVARCHAR(255) NOT NULL,
114 page_counter
BIGINT NOT NULL DEFAULT 0,
115 page_is_redirect
BIT NOT NULL DEFAULT 0,
116 page_is_new
BIT NOT NULL DEFAULT 0,
117 page_random
real NOT NULL DEFAULT RAND(),
118 page_touched
varchar(14) NOT NULL default '',
119 page_links_updated
varchar(14) DEFAULT NULL,
120 page_latest
INT, -- FK inserted later
121 page_len
INT NOT NULL,
122 page_content_model
nvarchar(32) default null,
123 page_lang
VARBINARY(35) DEFAULT NULL
125 CREATE UNIQUE INDEX /*i*/name_title
ON /*_*/page (page_namespace
,page_title
);
126 CREATE INDEX /*i*/page_random
ON /*_*/page (page_random
);
127 CREATE INDEX /*i*/page_len
ON /*_*/page (page_len
);
128 CREATE INDEX /*i*/page_redirect_namespace_len
ON /*_*/page (page_is_redirect
, page_namespace
, page_len
);
130 -- insert a dummy page
131 INSERT INTO /*_*/page (page_namespace
, page_title
, page_restrictions
, page_latest
, page_len
) VALUES (-1,'','',0,0);
134 -- Every edit of a page creates also a revision row.
135 -- This stores metadata about the revision, and a reference
136 -- to the TEXT storage backend.
138 CREATE TABLE /*_*/revision (
139 rev_id
INT NOT NULL UNIQUE IDENTITY(0,1),
140 rev_page
INT NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
141 rev_text_id
INT NOT NULL, -- FK added later
142 rev_comment
NVARCHAR(255) NOT NULL,
143 rev_user
INT REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
144 rev_user_text
NVARCHAR(255) NOT NULL DEFAULT '',
145 rev_timestamp
varchar(14) NOT NULL default '',
146 rev_minor_edit
BIT NOT NULL DEFAULT 0,
147 rev_deleted TINYINT
NOT NULL DEFAULT 0,
149 rev_parent_id
INT DEFAULT NULL REFERENCES /*_*/revision(rev_id
),
150 rev_sha1
nvarchar(32) not null default '',
151 rev_content_model
nvarchar(32) default null,
152 rev_content_format
nvarchar(64) default null
154 CREATE UNIQUE CLUSTERED
INDEX /*i*/rev_page_id
ON /*_*/revision (rev_page
, rev_id
);
155 CREATE INDEX /*i*/rev_timestamp
ON /*_*/revision (rev_timestamp
);
156 CREATE INDEX /*i*/page_timestamp
ON /*_*/revision (rev_page
,rev_timestamp
);
157 CREATE INDEX /*i*/user_timestamp
ON /*_*/revision (rev_user
,rev_timestamp
);
158 CREATE INDEX /*i*/usertext_timestamp
ON /*_*/revision (rev_user_text
,rev_timestamp
);
159 CREATE INDEX /*i*/page_user_timestamp
ON /*_*/revision (rev_page
,rev_user
,rev_timestamp
);
161 -- insert a dummy revision
162 INSERT INTO /*_*/revision (rev_page
,rev_text_id
,rev_comment
,rev_user
,rev_len
) VALUES (0,0,'',0,0);
164 ALTER TABLE /*_*/page
ADD CONSTRAINT FK_page_latest_page_id
FOREIGN KEY (page_latest
) REFERENCES /*_*/revision(rev_id
);
167 -- Holds TEXT of individual page revisions.
169 -- Field names are a holdover from the 'old' revisions table in
170 -- MediaWiki 1.4 and earlier: an upgrade will transform that
171 -- table INTo the 'text' table to minimize unnecessary churning
172 -- and downtime. If upgrading, the other fields will be left unused.
173 CREATE TABLE /*_*/text (
174 old_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
175 old_text
nvarchar(max) NOT NULL,
176 old_flags
NVARCHAR(255) NOT NULL,
179 -- insert a dummy text
180 INSERT INTO /*_*/text (old_text
,old_flags
) VALUES ('','');
182 ALTER TABLE /*_*/revision
ADD CONSTRAINT FK_rev_text_id_old_id
FOREIGN KEY (rev_text_id
) REFERENCES /*_*/text(old_id
) ON DELETE CASCADE;
185 -- Holding area for deleted articles, which may be viewed
186 -- or restored by admins through the Special:Undelete interface.
187 -- The fields generally correspond to the page, revision, and text
188 -- fields, with several caveats.
189 -- Cannot reasonably create views on this table, due to the presence of TEXT
191 CREATE TABLE /*_*/archive (
192 ar_id
int NOT NULL PRIMARY KEY IDENTITY,
193 ar_namespace
SMALLINT NOT NULL DEFAULT 0,
194 ar_title
NVARCHAR(255) NOT NULL DEFAULT '',
195 ar_text
NVARCHAR(MAX) NOT NULL,
196 ar_comment
NVARCHAR(255) NOT NULL,
197 ar_user
INT REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
198 ar_user_text
NVARCHAR(255) NOT NULL,
199 ar_timestamp
varchar(14) NOT NULL default '',
200 ar_minor_edit
BIT NOT NULL DEFAULT 0,
201 ar_flags
NVARCHAR(255) NOT NULL,
202 ar_rev_id
INT NULL, -- NOT a FK, the row gets deleted from revision and moved here
203 ar_text_id
INT REFERENCES /*_*/text(old_id
) ON DELETE CASCADE,
204 ar_deleted TINYINT
NOT NULL DEFAULT 0,
206 ar_page_id
INT NULL, -- NOT a FK, the row gets deleted from page and moved here
207 ar_parent_id
INT NULL REFERENCES /*_*/revision(rev_id
),
208 ar_sha1
nvarchar(32) default null,
209 ar_content_model
nvarchar(32) DEFAULT NULL,
210 ar_content_format
nvarchar(64) DEFAULT NULL
212 CREATE INDEX /*i*/name_title_timestamp
ON /*_*/archive (ar_namespace
,ar_title
,ar_timestamp
);
213 CREATE INDEX /*i*/ar_usertext_timestamp
ON /*_*/archive (ar_user_text
,ar_timestamp
);
214 CREATE INDEX /*i*/ar_revid
ON /*_*/archive (ar_rev_id
);
218 -- Track page-to-page hyperlinks within the wiki.
220 CREATE TABLE /*_*/pagelinks (
221 pl_from
INT NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
222 pl_namespace
INT NOT NULL DEFAULT 0,
223 pl_title
NVARCHAR(255) NOT NULL DEFAULT '',
225 CREATE UNIQUE INDEX /*i*/pl_from
ON /*_*/pagelinks (pl_from
,pl_namespace
,pl_title
);
226 CREATE UNIQUE INDEX /*i*/pl_namespace
ON /*_*/pagelinks (pl_namespace
,pl_title
,pl_from
);
230 -- Track template inclusions.
232 CREATE TABLE /*_*/templatelinks (
233 tl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
234 tl_namespace
int NOT NULL default 0,
235 tl_title
nvarchar(255) NOT NULL default ''
238 CREATE UNIQUE INDEX /*i*/tl_from
ON /*_*/templatelinks (tl_from
,tl_namespace
,tl_title
);
239 CREATE UNIQUE INDEX /*i*/tl_namespace
ON /*_*/templatelinks (tl_namespace
,tl_title
,tl_from
);
243 -- Track links to images *used inline*
244 -- We don't distinguish live from broken links here, so
245 -- they do not need to be changed on upload/removal.
247 CREATE TABLE /*_*/imagelinks (
248 -- Key to page_id of the page containing the image / media link.
249 il_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
251 -- Filename of target image.
252 -- This is also the page_title of the file's description page;
253 -- all such pages are in namespace 6 (NS_FILE).
254 il_to
nvarchar(255) NOT NULL default ''
257 CREATE UNIQUE INDEX /*i*/il_from
ON /*_*/imagelinks (il_from
,il_to
);
258 CREATE UNIQUE INDEX /*i*/il_to
ON /*_*/imagelinks (il_to
,il_from
);
261 -- Track category inclusions *used inline*
262 -- This tracks a single level of category membership
264 CREATE TABLE /*_*/categorylinks (
265 -- Key to page_id of the page defined as a category member.
266 cl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
268 -- Name of the category.
269 -- This is also the page_title of the category's description page;
270 -- all such pages are in namespace 14 (NS_CATEGORY).
271 cl_to
nvarchar(255) NOT NULL default '',
273 -- A binary string obtained by applying a sortkey generation algorithm
274 -- (Collation::getSortKey()) to page_title, or cl_sortkey_prefix . "\n"
275 -- . page_title if cl_sortkey_prefix is nonempty.
276 cl_sortkey
varbinary(230) NOT NULL default 0x
,
278 -- A prefix for the raw sortkey manually specified by the user, either via
279 -- [[Category:Foo|prefix]] or {{defaultsort:prefix}}. If nonempty, it's
280 -- concatenated with a line break followed by the page title before the sortkey
281 -- conversion algorithm is run. We store this so that we can update
282 -- collations without reparsing all pages.
283 -- Note: If you change the length of this field, you also need to change
284 -- code in LinksUpdate.php. See bug 25254.
285 cl_sortkey_prefix
varbinary(255) NOT NULL default 0x
,
287 -- This isn't really used at present. Provided for an optional
288 -- sorting method by approximate addition time.
289 cl_timestamp
varchar(14) NOT NULL,
291 -- Stores $wgCategoryCollation at the time cl_sortkey was generated. This
292 -- can be used to install new collation versions, tracking which rows are not
293 -- yet updated. '' means no collation, this is a legacy row that needs to be
294 -- updated by updateCollation.php. In the future, it might be possible to
295 -- specify different collations per category.
296 cl_collation
nvarchar(32) NOT NULL default '',
298 -- Stores whether cl_from is a category, file, or other page, so we can
299 -- paginate the three categories separately. This never has to be updated
300 -- after the page is created, since none of these page types can be moved to
302 cl_type
varchar(10) NOT NULL default 'page',
303 -- SQL server doesn't have enums, so we approximate with this
304 CONSTRAINT cl_type_ckc
CHECK (cl_type
IN('page', 'subcat', 'file'))
307 CREATE UNIQUE INDEX /*i*/cl_from
ON /*_*/categorylinks (cl_from
,cl_to
);
309 -- We always sort within a given category, and within a given type. FIXME:
310 -- Formerly this index didn't cover cl_type (since that didn't exist), so old
311 -- callers won't be using an index: fix this?
312 CREATE INDEX /*i*/cl_sortkey
ON /*_*/categorylinks (cl_to
,cl_type
,cl_sortkey
,cl_from
);
314 -- Used by the API (and some extensions)
315 CREATE INDEX /*i*/cl_timestamp
ON /*_*/categorylinks (cl_to
,cl_timestamp
);
317 -- FIXME: Not used, delete this
318 CREATE INDEX /*i*/cl_collation
ON /*_*/categorylinks (cl_collation
);
321 -- Track all existing categories. Something is a category if 1) it has an en-
322 -- try somewhere in categorylinks, or 2) it once did. Categories might not
323 -- have corresponding pages, so they need to be tracked separately.
325 CREATE TABLE /*_*/category (
327 cat_id
int NOT NULL PRIMARY KEY IDENTITY,
329 -- Name of the category, in the same form as page_title (with underscores).
330 -- If there is a category page corresponding to this category, by definition,
331 -- it has this name (in the Category namespace).
332 cat_title
nvarchar(255) NOT NULL,
334 -- The numbers of member pages (including categories and media), subcatego-
335 -- ries, and Image: namespace members, respectively. These are signed to
336 -- make underflow more obvious. We make the first number include the second
337 -- two for better sorting: subtracting for display is easy, adding for order-
339 cat_pages
int NOT NULL default 0,
340 cat_subcats
int NOT NULL default 0,
341 cat_files
int NOT NULL default 0
344 CREATE UNIQUE INDEX /*i*/cat_title
ON /*_*/category (cat_title
);
346 -- For Special:Mostlinkedcategories
347 CREATE INDEX /*i*/cat_pages
ON /*_*/category (cat_pages
);
351 -- Track links to external URLs
353 CREATE TABLE /*_*/externallinks (
355 el_id
int NOT NULL PRIMARY KEY IDENTITY,
357 -- page_id of the referring page
358 el_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
361 el_to
nvarchar(max) NOT NULL,
363 -- In the case of HTTP URLs, this is the URL with any username or password
364 -- removed, and with the labels in the hostname reversed and converted to
365 -- lower case. An extra dot is added to allow for matching of either
366 -- example.com or *.example.com in a single scan.
368 -- http://user:password@sub.example.com/page.html
370 -- http://com.example.sub./page.html
371 -- which allows for fast searching for all pages under example.com with the
373 -- WHERE el_index LIKE 'http://com.example.%'
374 el_index
nvarchar(450) NOT NULL
377 CREATE INDEX /*i*/el_from
ON /*_*/externallinks (el_from
);
378 CREATE INDEX /*i*/el_index
ON /*_*/externallinks (el_index
);
381 -- Track interlanguage links
383 CREATE TABLE /*_*/langlinks (
384 -- page_id of the referring page
385 ll_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
387 -- Language code of the target
388 ll_lang
nvarchar(20) NOT NULL default '',
390 -- Title of the target, including namespace
391 ll_title
nvarchar(255) NOT NULL default ''
394 CREATE UNIQUE INDEX /*i*/ll_from
ON /*_*/langlinks (ll_from
, ll_lang
);
395 CREATE INDEX /*i*/ll_lang
ON /*_*/langlinks (ll_lang
, ll_title
);
399 -- Track inline interwiki links
401 CREATE TABLE /*_*/iwlinks (
402 -- page_id of the referring page
403 iwl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
405 -- Interwiki prefix code of the target
406 iwl_prefix
nvarchar(20) NOT NULL default '',
408 -- Title of the target, including namespace
409 iwl_title
nvarchar(255) NOT NULL default ''
412 CREATE UNIQUE INDEX /*i*/iwl_from
ON /*_*/iwlinks (iwl_from
, iwl_prefix
, iwl_title
);
413 CREATE INDEX /*i*/iwl_prefix_title_from
ON /*_*/iwlinks (iwl_prefix
, iwl_title
, iwl_from
);
414 CREATE INDEX /*i*/iwl_prefix_from_title
ON /*_*/iwlinks (iwl_prefix
, iwl_from
, iwl_title
);
418 -- Contains a single row with some aggregate info
419 -- on the state of the site.
421 CREATE TABLE /*_*/site_stats (
422 -- The single row should contain 1 here.
423 ss_row_id
int NOT NULL,
425 -- Total number of page views, if hit counters are enabled.
426 ss_total_views
bigint default 0,
428 -- Total number of edits performed.
429 ss_total_edits
bigint default 0,
431 -- An approximate count of pages matching the following criteria:
434 -- * contains the text '[['
435 -- See Article::isCountable() in includes/Article.php
436 ss_good_articles
bigint default 0,
438 -- Total pages, theoretically equal to SELECT COUNT(*) FROM page; except faster
439 ss_total_pages
bigint default '-1',
441 -- Number of users, theoretically equal to SELECT COUNT(*) FROM user;
442 ss_users
bigint default '-1',
444 -- Number of users that still edit
445 ss_active_users
bigint default '-1',
447 -- Number of images, equivalent to SELECT COUNT(*) FROM image
448 ss_images
int default 0
451 -- Pointless index to assuage developer superstitions
452 CREATE UNIQUE INDEX /*i*/ss_row_id
ON /*_*/site_stats (ss_row_id
);
456 -- Stores an ID for every time any article is visited;
457 -- depending on $wgHitcounterUpdateFreq, it is
458 -- periodically cleared and the page_counter column
459 -- in the page table updated for all the articles
460 -- that have been visited.)
462 CREATE TABLE /*_*/hitcounter (
468 -- The internet is full of jerks, alas. Sometimes it's handy
469 -- to block a vandal or troll account.
471 CREATE TABLE /*_*/ipblocks (
472 -- Primary key, introduced for privacy.
473 ipb_id
int NOT NULL PRIMARY KEY IDENTITY,
475 -- Blocked IP address in dotted-quad form or user name.
476 ipb_address
nvarchar(255) NOT NULL,
478 -- Blocked user ID or 0 for IP blocks.
479 ipb_user
int REFERENCES /*_*/mwuser(user_id
),
481 -- User ID who made the block.
482 ipb_by
int REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
484 -- User name of blocker
485 ipb_by_text
nvarchar(255) NOT NULL default '',
487 -- Text comment made by blocker.
488 ipb_reason
nvarchar(255) NOT NULL,
490 -- Creation (or refresh) date in standard YMDHMS form.
491 -- IP blocks expire automatically.
492 ipb_timestamp
varchar(14) NOT NULL default '',
494 -- Indicates that the IP address was banned because a banned
495 -- user accessed a page through it. If this is 1, ipb_address
496 -- will be hidden, and the block identified by block ID number.
497 ipb_auto
bit NOT NULL default 0,
499 -- If set to 1, block applies only to logged-out users
500 ipb_anon_only
bit NOT NULL default 0,
502 -- Block prevents account creation from matching IP addresses
503 ipb_create_account
bit NOT NULL default 1,
505 -- Block triggers autoblocks
506 ipb_enable_autoblock
bit NOT NULL default 1,
508 -- Time at which the block will expire.
510 ipb_expiry
varchar(14) NOT NULL,
512 -- Start and end of an address range, in hexadecimal
513 -- Size chosen to allow IPv6
514 -- FIXME: these fields were originally blank for single-IP blocks,
515 -- but now they are populated. No migration was ever done. They
516 -- should be fixed to be blank again for such blocks (bug 49504).
517 ipb_range_start
varchar(255) NOT NULL,
518 ipb_range_end
varchar(255) NOT NULL,
520 -- Flag for entries hidden from users and Sysops
521 ipb_deleted
bit NOT NULL default 0,
523 -- Block prevents user from accessing Special:Emailuser
524 ipb_block_email
bit NOT NULL default 0,
526 -- Block allows user to edit their own talk page
527 ipb_allow_usertalk
bit NOT NULL default 0,
529 -- ID of the block that caused this block to exist
530 -- Autoblocks set this to the original block
531 -- so that the original block being deleted also
532 -- deletes the autoblocks
533 ipb_parent_block_id
int default NULL REFERENCES /*_*/ipblocks(ipb_id
)
537 -- Unique index to support "user already blocked" messages
538 -- Any new options which prevent collisions should be included
539 CREATE UNIQUE INDEX /*i*/ipb_address
ON /*_*/ipblocks (ipb_address
, ipb_user
, ipb_auto
, ipb_anon_only
);
541 CREATE INDEX /*i*/ipb_user
ON /*_*/ipblocks (ipb_user
);
542 CREATE INDEX /*i*/ipb_range
ON /*_*/ipblocks (ipb_range_start
, ipb_range_end
);
543 CREATE INDEX /*i*/ipb_timestamp
ON /*_*/ipblocks (ipb_timestamp
);
544 CREATE INDEX /*i*/ipb_expiry
ON /*_*/ipblocks (ipb_expiry
);
545 CREATE INDEX /*i*/ipb_parent_block_id
ON /*_*/ipblocks (ipb_parent_block_id
);
549 -- Uploaded images and other files.
551 CREATE TABLE /*_*/image (
553 -- This is also the title of the associated description page,
554 -- which will be in namespace 6 (NS_FILE).
555 img_name
varbinary(255) NOT NULL default 0x
PRIMARY KEY,
557 -- File size in bytes.
558 img_size
int NOT NULL default 0,
560 -- For images, size in pixels.
561 img_width
int NOT NULL default 0,
562 img_height
int NOT NULL default 0,
564 -- Extracted Exif metadata stored as a serialized PHP array.
565 img_metadata
varbinary(max) NOT NULL,
567 -- For images, bits per pixel if known.
568 img_bits
int NOT NULL default 0,
570 -- Media type as defined by the MEDIATYPE_xxx constants
571 img_media_type
varchar(16) default null,
573 -- major part of a MIME media type as defined by IANA
574 -- see http://www.iana.org/assignments/media-types/
575 img_major_mime
varchar(16) not null default 'unknown',
577 -- minor part of a MIME media type as defined by IANA
578 -- the minor parts are not required to adher to any standard
579 -- but should be consistent throughout the database
580 -- see http://www.iana.org/assignments/media-types/
581 img_minor_mime
nvarchar(100) NOT NULL default 'unknown',
583 -- Description field as entered by the uploader.
584 -- This is displayed in image upload history and logs.
585 img_description
nvarchar(255) NOT NULL,
587 -- user_id and user_name of uploader.
588 img_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
589 img_user_text
nvarchar(255) NOT NULL,
591 -- Time of the upload.
592 img_timestamp
nvarchar(14) NOT NULL default '',
594 -- SHA-1 content hash in base-36
595 img_sha1
nvarchar(32) NOT NULL default '',
597 CONSTRAINT img_major_mime_ckc
check (img_major_mime
IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart')),
598 CONSTRAINT img_media_type_ckc
check (img_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
601 CREATE INDEX /*i*/img_usertext_timestamp
ON /*_*/image (img_user_text
,img_timestamp
);
602 -- Used by Special:ListFiles for sort-by-size
603 CREATE INDEX /*i*/img_size
ON /*_*/image (img_size
);
604 -- Used by Special:Newimages and Special:ListFiles
605 CREATE INDEX /*i*/img_timestamp
ON /*_*/image (img_timestamp
);
606 -- Used in API and duplicate search
607 CREATE INDEX /*i*/img_sha1
ON /*_*/image (img_sha1
);
608 -- Used to get media of one type
609 CREATE INDEX /*i*/img_media_mime
ON /*_*/image (img_media_type
,img_major_mime
,img_minor_mime
);
613 -- Previous revisions of uploaded files.
614 -- Awkwardly, image rows have to be moved into
615 -- this table at re-upload time.
617 CREATE TABLE /*_*/oldimage (
618 -- Base filename: key to image.img_name
619 oi_name
varbinary(255) NOT NULL default 0x
REFERENCES /*_*/image(img_name
) ON DELETE CASCADE ON UPDATE CASCADE,
621 -- Filename of the archived file.
622 -- This is generally a timestamp and '!' prepended to the base name.
623 oi_archive_name
varbinary(255) NOT NULL default 0x
,
625 -- Other fields as in image...
626 oi_size
int NOT NULL default 0,
627 oi_width
int NOT NULL default 0,
628 oi_height
int NOT NULL default 0,
629 oi_bits
int NOT NULL default 0,
630 oi_description
nvarchar(255) NOT NULL,
631 oi_user
int REFERENCES /*_*/mwuser(user_id
),
632 oi_user_text
nvarchar(255) NOT NULL,
633 oi_timestamp
varchar(14) NOT NULL default '',
635 oi_metadata
nvarchar(max) NOT NULL,
636 oi_media_type
varchar(16) default null,
637 oi_major_mime
varchar(16) not null default 'unknown',
638 oi_minor_mime
nvarchar(100) NOT NULL default 'unknown',
639 oi_deleted tinyint
NOT NULL default 0,
640 oi_sha1
nvarchar(32) NOT NULL default '',
642 CONSTRAINT oi_major_mime_ckc
check (oi_major_mime
IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart')),
643 CONSTRAINT oi_media_type_ckc
check (oi_media_type
IN('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
646 CREATE INDEX /*i*/oi_usertext_timestamp
ON /*_*/oldimage (oi_user_text
,oi_timestamp
);
647 CREATE INDEX /*i*/oi_name_timestamp
ON /*_*/oldimage (oi_name
,oi_timestamp
);
648 -- oi_archive_name truncated to 14 to avoid key length overflow
649 CREATE INDEX /*i*/oi_name_archive_name
ON /*_*/oldimage (oi_name
,oi_archive_name
);
650 CREATE INDEX /*i*/oi_sha1
ON /*_*/oldimage (oi_sha1
);
654 -- Record of deleted file data
656 CREATE TABLE /*_*/filearchive (
658 fa_id
int NOT NULL PRIMARY KEY IDENTITY,
660 -- Original base filename; key to image.img_name, page.page_title, etc
661 fa_name
nvarchar(255) NOT NULL default '',
663 -- Filename of archived file, if an old revision
664 fa_archive_name
nvarchar(255) default '',
666 -- Which storage bin (directory tree or object store) the file data
667 -- is stored in. Should be 'deleted' for files that have been deleted;
668 -- any other bin is not yet in use.
669 fa_storage_group
nvarchar(16),
671 -- SHA-1 of the file contents plus extension, used as a key for storage.
672 -- eg 8f8a562add37052a1848ff7771a2c515db94baa9.jpg
674 -- If NULL, the file was missing at deletion time or has been purged
675 -- from the archival storage.
676 fa_storage_key
nvarchar(64) default '',
678 -- Deletion information, if this file is deleted.
680 fa_deleted_timestamp
varchar(14) default '',
681 fa_deleted_reason
nvarchar(max),
683 -- Duped fields from image
684 fa_size
int default 0,
685 fa_width
int default 0,
686 fa_height
int default 0,
687 fa_metadata
nvarchar(max),
688 fa_bits
int default 0,
689 fa_media_type
varchar(16) default null,
690 fa_major_mime
varchar(16) not null default 'unknown',
691 fa_minor_mime
nvarchar(100) default 'unknown',
692 fa_description
nvarchar(255),
693 fa_user
int default 0 REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
694 fa_user_text
nvarchar(255),
695 fa_timestamp
varchar(14) default '',
697 -- Visibility of deleted revisions, bitfield
698 fa_deleted tinyint
NOT NULL default 0,
700 -- sha1 hash of file content
701 fa_sha1
nvarchar(32) NOT NULL default '',
703 CONSTRAINT fa_major_mime_ckc
check (fa_major_mime
in('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart')),
704 CONSTRAINT fa_media_type_ckc
check (fa_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
707 -- pick out by image name
708 CREATE INDEX /*i*/fa_name
ON /*_*/filearchive (fa_name
, fa_timestamp
);
709 -- pick out dupe files
710 CREATE INDEX /*i*/fa_storage_group
ON /*_*/filearchive (fa_storage_group
, fa_storage_key
);
711 -- sort by deletion time
712 CREATE INDEX /*i*/fa_deleted_timestamp
ON /*_*/filearchive (fa_deleted_timestamp
);
714 CREATE INDEX /*i*/fa_user_timestamp
ON /*_*/filearchive (fa_user_text
,fa_timestamp
);
715 -- find file by sha1, 10 bytes will be enough for hashes to be indexed
716 CREATE INDEX /*i*/fa_sha1
ON /*_*/filearchive (fa_sha1
);
720 -- Store information about newly uploaded files before they're
721 -- moved into the actual filestore
723 CREATE TABLE /*_*/uploadstash (
724 us_id
int NOT NULL PRIMARY KEY IDENTITY,
726 -- the user who uploaded the file.
727 us_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
729 -- file key. this is how applications actually search for the file.
730 -- this might go away, or become the primary key.
731 us_key
nvarchar(255) NOT NULL,
734 us_orig_path
nvarchar(255) NOT NULL,
736 -- the temporary path at which the file is actually stored
737 us_path
nvarchar(255) NOT NULL,
739 -- which type of upload the file came from (sometimes)
740 us_source_type
nvarchar(50),
742 -- the date/time on which the file was added
743 us_timestamp
varchar(14) NOT NULL,
745 us_status
nvarchar(50) NOT NULL,
747 -- chunk counter starts at 0, current offset is stored in us_size
748 us_chunk_inx
int NULL,
750 -- Serialized file properties from FSFile::getProps()
751 us_props
nvarchar(max),
753 -- file size in bytes
754 us_size
int NOT NULL,
755 -- this hash comes from FSFile::getSha1Base36(), and is 31 characters
756 us_sha1
nvarchar(31) NOT NULL,
757 us_mime
nvarchar(255),
758 -- Media type as defined by the MEDIATYPE_xxx constants, should duplicate definition in the image table
759 us_media_type
varchar(16) default null,
760 -- image-specific properties
763 us_image_bits
smallint,
765 CONSTRAINT us_media_type_ckc
check (us_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE'))
768 -- sometimes there's a delete for all of a user's stuff.
769 CREATE INDEX /*i*/us_user
ON /*_*/uploadstash (us_user
);
770 -- pick out files by key, enforce key uniqueness
771 CREATE UNIQUE INDEX /*i*/us_key
ON /*_*/uploadstash (us_key
);
772 -- the abandoned upload cleanup script needs this
773 CREATE INDEX /*i*/us_timestamp
ON /*_*/uploadstash (us_timestamp
);
777 -- Primarily a summary table for Special:Recentchanges,
778 -- this table contains some additional info on edits from
779 -- the last few days, see Article::editUpdates()
781 CREATE TABLE /*_*/recentchanges (
782 rc_id
int NOT NULL PRIMARY KEY IDENTITY,
783 rc_timestamp
varchar(14) not null default '',
785 -- This is no longer used
786 -- Field kept in database for downgrades
787 -- @todo: add drop patch with 1.24
788 rc_cur_time
varchar(14) NOT NULL default '',
791 rc_user
int NOT NULL default 0 REFERENCES /*_*/mwuser(user_id
),
792 rc_user_text
nvarchar(255) NOT NULL,
794 -- When pages are renamed, their RC entries do _not_ change.
795 rc_namespace
int NOT NULL default 0,
796 rc_title
nvarchar(255) NOT NULL default '',
799 rc_comment
nvarchar(255) NOT NULL default '',
800 rc_minor
bit NOT NULL default 0,
802 -- Edits by user accounts with the 'bot' rights key are
803 -- marked with a 1 here, and will be hidden from the
805 rc_bot
bit NOT NULL default 0,
807 -- Set if this change corresponds to a page creation
808 rc_new
bit NOT NULL default 0,
810 -- Key to page_id (was cur_id prior to 1.5).
811 -- This will keep links working after moves while
812 -- retaining the at-the-time name in the changes list.
813 rc_cur_id
int REFERENCES /*_*/page(page_id
),
815 -- rev_id of the given revision
816 rc_this_oldid
int REFERENCES /*_*/revision(rev_id
),
818 -- rev_id of the prior revision, for generating diff links.
819 rc_last_oldid
int REFERENCES /*_*/revision(rev_id
),
821 -- The type of change entry (RC_EDIT,RC_NEW,RC_LOG,RC_EXTERNAL)
822 rc_type tinyint
NOT NULL default 0,
824 -- The source of the change entry (replaces rc_type)
825 -- default of '' is temporary, needed for initial migration
826 rc_source
nvarchar(16) not null default '',
828 -- If the Recent Changes Patrol option is enabled,
829 -- users may mark edits as having been reviewed to
830 -- remove a warning flag on the RC list.
831 -- A value of 1 indicates the page has been reviewed.
832 rc_patrolled
bit NOT NULL default 0,
834 -- Recorded IP address the edit was made from, if the
835 -- $wgPutIPinRC option is enabled.
836 rc_ip
nvarchar(40) NOT NULL default '',
838 -- Text length in characters before
839 -- and after the edit
843 -- Visibility of recent changes items, bitfield
844 rc_deleted tinyint
NOT NULL default 0,
846 -- Value corresponding to log_id, specific log entries
847 rc_logid
int, -- FK added later
848 -- Store log type info here, or null
849 rc_log_type
nvarchar(255) NULL default NULL,
850 -- Store log action or null
851 rc_log_action
nvarchar(255) NULL default NULL,
853 rc_params
nvarchar(max) NULL
856 CREATE INDEX /*i*/rc_timestamp
ON /*_*/recentchanges (rc_timestamp
);
857 CREATE INDEX /*i*/rc_namespace_title
ON /*_*/recentchanges (rc_namespace
, rc_title
);
858 CREATE INDEX /*i*/rc_cur_id
ON /*_*/recentchanges (rc_cur_id
);
859 CREATE INDEX /*i*/new_name_timestamp
ON /*_*/recentchanges (rc_new
,rc_namespace
,rc_timestamp
);
860 CREATE INDEX /*i*/rc_ip
ON /*_*/recentchanges (rc_ip
);
861 CREATE INDEX /*i*/rc_ns_usertext
ON /*_*/recentchanges (rc_namespace
, rc_user_text
);
862 CREATE INDEX /*i*/rc_user_text
ON /*_*/recentchanges (rc_user_text
, rc_timestamp
);
865 CREATE TABLE /*_*/watchlist (
866 -- Key to user.user_id
867 wl_user
int NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
869 -- Key to page_namespace/page_title
870 -- Note that users may watch pages which do not exist yet,
871 -- or existed in the past but have been deleted.
872 wl_namespace
int NOT NULL default 0,
873 wl_title
nvarchar(255) NOT NULL default '',
875 -- Timestamp used to send notification e-mails and show "updated since last visit" markers on
876 -- history and recent changes / watchlist. Set to NULL when the user visits the latest revision
877 -- of the page, which means that they should be sent an e-mail on the next change.
878 wl_notificationtimestamp
varchar(14)
882 CREATE UNIQUE INDEX /*i*/wl_user
ON /*_*/watchlist (wl_user
, wl_namespace
, wl_title
);
883 CREATE INDEX /*i*/namespace_title
ON /*_*/watchlist (wl_namespace
, wl_title
);
887 -- Our search index for the builtin MediaWiki search
889 CREATE TABLE /*_*/searchindex (
891 si_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
893 -- Munged version of title
894 si_title
nvarchar(255) NOT NULL default '',
896 -- Munged version of body text
897 si_text
nvarchar(max) NOT NULL
900 CREATE UNIQUE INDEX /*i*/si_page
ON /*_*/searchindex (si_page
);
901 -- Fulltext index is defined in MssqlInstaller.php
904 -- Recognized interwiki link prefixes
906 CREATE TABLE /*_*/interwiki (
907 -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de")
908 iw_prefix
nvarchar(32) NOT NULL,
910 -- The URL of the wiki, with "$1" as a placeholder for an article name.
911 -- Any spaces in the name will be transformed to underscores before
913 iw_url
nvarchar(max) NOT NULL,
915 -- The URL of the file api.php
916 iw_api
nvarchar(max) NOT NULL,
918 -- The name of the database (for a connection to be established with wfGetLB( 'wikiid' ))
919 iw_wikiid
nvarchar(64) NOT NULL,
921 -- A boolean value indicating whether the wiki is in this project
922 -- (used, for example, to detect redirect loops)
923 iw_local
bit NOT NULL,
925 -- Boolean value indicating whether interwiki transclusions are allowed.
926 iw_trans
bit NOT NULL default 0
929 CREATE UNIQUE INDEX /*i*/iw_prefix
ON /*_*/interwiki (iw_prefix
);
933 -- Used for caching expensive grouped queries
935 CREATE TABLE /*_*/querycache (
936 -- A key name, generally the base name of of the special page.
937 qc_type
nvarchar(32) NOT NULL,
939 -- Some sort of stored value. Sizes, counts...
940 qc_value
int NOT NULL default 0,
942 -- Target namespace+title
943 qc_namespace
int NOT NULL default 0,
944 qc_title
nvarchar(255) NOT NULL default ''
947 CREATE INDEX /*i*/qc_type
ON /*_*/querycache (qc_type
,qc_value
);
951 -- For a few generic cache operations if not using Memcached
953 CREATE TABLE /*_*/objectcache (
954 keyname
nvarchar(255) NOT NULL default '' PRIMARY KEY,
955 value varbinary(max),
958 CREATE INDEX /*i*/exptime
ON /*_*/objectcache (exptime
);
962 -- Cache of interwiki transclusion
964 CREATE TABLE /*_*/transcache (
965 tc_url
nvarchar(255) NOT NULL,
966 tc_contents
nvarchar(max),
967 tc_time
varchar(14) NOT NULL
970 CREATE UNIQUE INDEX /*i*/tc_url_idx
ON /*_*/transcache (tc_url
);
973 CREATE TABLE /*_*/logging (
974 -- Log ID, for referring to this specific log entry, probably for deletion and such.
975 log_id
int NOT NULL PRIMARY KEY IDENTITY(0,1),
977 -- Symbolic keys for the general log type and the action type
978 -- within the log. The output format will be controlled by the
979 -- action field, but only the type controls categorization.
980 log_type
nvarchar(32) NOT NULL default '',
981 log_action
nvarchar(32) NOT NULL default '',
984 log_timestamp
varchar(14) NOT NULL default '',
986 -- The user who performed this action; key to user_id
987 log_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
989 -- Name of the user who performed this action
990 log_user_text
nvarchar(255) NOT NULL default '',
992 -- Key to the page affected. Where a user is the target,
993 -- this will point to the user page.
994 log_namespace
int NOT NULL default 0,
995 log_title
nvarchar(255) NOT NULL default '',
996 log_page
int NULL REFERENCES /*_*/page(page_id
) ON DELETE SET NULL,
998 -- Freeform text. Interpreted as edit history comments.
999 log_comment
nvarchar(255) NOT NULL default '',
1001 -- miscellaneous parameters:
1002 -- LF separated list (old system) or serialized PHP array (new system)
1003 log_params
nvarchar(max) NOT NULL,
1005 -- rev_deleted for logs
1006 log_deleted tinyint
NOT NULL default 0
1009 CREATE INDEX /*i*/type_time
ON /*_*/logging (log_type
, log_timestamp
);
1010 CREATE INDEX /*i*/user_time
ON /*_*/logging (log_user
, log_timestamp
);
1011 CREATE INDEX /*i*/page_time
ON /*_*/logging (log_namespace
, log_title
, log_timestamp
);
1012 CREATE INDEX /*i*/times
ON /*_*/logging (log_timestamp
);
1013 CREATE INDEX /*i*/log_user_type_time
ON /*_*/logging (log_user
, log_type
, log_timestamp
);
1014 CREATE INDEX /*i*/log_page_id_time
ON /*_*/logging (log_page
,log_timestamp
);
1015 CREATE INDEX /*i*/type_action
ON /*_*/logging (log_type
, log_action
, log_timestamp
);
1016 CREATE INDEX /*i*/log_user_text_type_time
ON /*_*/logging (log_user_text
, log_type
, log_timestamp
);
1017 CREATE INDEX /*i*/log_user_text_time
ON /*_*/logging (log_user_text
, log_timestamp
);
1019 INSERT INTO /*_*/logging (log_user
,log_page
,log_params
) VALUES(0,0,'');
1021 ALTER TABLE /*_*/recentchanges
ADD CONSTRAINT FK_rc_logid_log_id
FOREIGN KEY (rc_logid
) REFERENCES /*_*/logging(log_id
) ON DELETE CASCADE;
1023 CREATE TABLE /*_*/log_search (
1024 -- The type of ID (rev ID, log ID, rev timestamp, username)
1025 ls_field
nvarchar(32) NOT NULL,
1026 -- The value of the ID
1027 ls_value
nvarchar(255) NOT NULL,
1029 ls_log_id
int REFERENCES /*_*/logging(log_id
) ON DELETE CASCADE
1031 CREATE UNIQUE INDEX /*i*/ls_field_val
ON /*_*/log_search (ls_field
,ls_value
,ls_log_id
);
1032 CREATE INDEX /*i*/ls_log_id
ON /*_*/log_search (ls_log_id
);
1035 -- Jobs performed by parallel apache threads or a command-line daemon
1036 CREATE TABLE /*_*/job (
1037 job_id
int NOT NULL PRIMARY KEY IDENTITY,
1040 -- Limited to 60 to prevent key length overflow
1041 job_cmd
nvarchar(60) NOT NULL default '',
1043 -- Namespace and title to act on
1044 -- Should be 0 and '' if the command does not operate on a title
1045 job_namespace
int NOT NULL,
1046 job_title
nvarchar(255) NOT NULL,
1048 -- Timestamp of when the job was inserted
1049 -- NULL for jobs added before addition of the timestamp
1050 job_timestamp
nvarchar(14) NULL default NULL,
1052 -- Any other parameters to the command
1053 -- Stored as a PHP serialized array, or an empty string if there are no parameters
1054 job_params
nvarchar(max) NOT NULL,
1056 -- Random, non-unique, number used for job acquisition (for lock concurrency)
1057 job_random
int NOT NULL default 0,
1059 -- The number of times this job has been locked
1060 job_attempts
int NOT NULL default 0,
1062 -- Field that conveys process locks on rows via process UUIDs
1063 job_token
nvarchar(32) NOT NULL default '',
1065 -- Timestamp when the job was locked
1066 job_token_timestamp
varchar(14) NULL default NULL,
1068 -- Base 36 SHA1 of the job parameters relevant to detecting duplicates
1069 job_sha1
nvarchar(32) NOT NULL default ''
1072 CREATE INDEX /*i*/job_sha1
ON /*_*/job (job_sha1
);
1073 CREATE INDEX /*i*/job_cmd_token
ON /*_*/job (job_cmd
,job_token
,job_random
);
1074 CREATE INDEX /*i*/job_cmd_token_id
ON /*_*/job (job_cmd
,job_token
,job_id
);
1075 CREATE INDEX /*i*/job_cmd
ON /*_*/job (job_cmd
, job_namespace
, job_title
);
1076 CREATE INDEX /*i*/job_timestamp
ON /*_*/job (job_timestamp
);
1079 -- Details of updates to cached special pages
1080 CREATE TABLE /*_*/querycache_info (
1081 -- Special page name
1082 -- Corresponds to a qc_type value
1083 qci_type
nvarchar(32) NOT NULL default '',
1085 -- Timestamp of last update
1086 qci_timestamp
varchar(14) NOT NULL default ''
1089 CREATE UNIQUE INDEX /*i*/qci_type
ON /*_*/querycache_info (qci_type
);
1092 -- For each redirect, this table contains exactly one row defining its target
1093 CREATE TABLE /*_*/redirect (
1094 -- Key to the page_id of the redirect page
1095 rd_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1097 -- Key to page_namespace/page_title of the target page.
1098 -- The target page may or may not exist, and due to renames
1099 -- and deletions may refer to different page records as time
1101 rd_namespace
int NOT NULL default 0,
1102 rd_title
nvarchar(255) NOT NULL default '',
1103 rd_interwiki
nvarchar(32) default NULL,
1104 rd_fragment
nvarchar(255) default NULL
1107 CREATE INDEX /*i*/rd_ns_title
ON /*_*/redirect (rd_namespace
,rd_title
,rd_from
);
1110 -- Used for caching expensive grouped queries that need two links (for example double-redirects)
1111 CREATE TABLE /*_*/querycachetwo (
1112 -- A key name, generally the base name of of the special page.
1113 qcc_type
nvarchar(32) NOT NULL,
1115 -- Some sort of stored value. Sizes, counts...
1116 qcc_value
int NOT NULL default 0,
1118 -- Target namespace+title
1119 qcc_namespace
int NOT NULL default 0,
1120 qcc_title
nvarchar(255) NOT NULL default '',
1122 -- Target namespace+title2
1123 qcc_namespacetwo
int NOT NULL default 0,
1124 qcc_titletwo
nvarchar(255) NOT NULL default ''
1127 CREATE INDEX /*i*/qcc_type
ON /*_*/querycachetwo (qcc_type
,qcc_value
);
1128 CREATE INDEX /*i*/qcc_title
ON /*_*/querycachetwo (qcc_type
,qcc_namespace
,qcc_title
);
1129 CREATE INDEX /*i*/qcc_titletwo
ON /*_*/querycachetwo (qcc_type
,qcc_namespacetwo
,qcc_titletwo
);
1132 -- Used for storing page restrictions (i.e. protection levels)
1133 CREATE TABLE /*_*/page_restrictions (
1134 -- Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)
1135 pr_id
int NOT NULL PRIMARY KEY IDENTITY,
1136 -- Page to apply restrictions to (Foreign Key to page).
1137 pr_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1138 -- The protection type (edit, move, etc)
1139 pr_type
nvarchar(60) NOT NULL,
1140 -- The protection level (Sysop, autoconfirmed, etc)
1141 pr_level
nvarchar(60) NOT NULL,
1142 -- Whether or not to cascade the protection down to pages transcluded.
1143 pr_cascade
bit NOT NULL,
1144 -- Field for future support of per-user restriction.
1146 -- Field for time-limited protection.
1147 pr_expiry
varchar(14) NULL
1150 CREATE UNIQUE INDEX /*i*/pr_pagetype
ON /*_*/page_restrictions (pr_page
,pr_type
);
1151 CREATE INDEX /*i*/pr_typelevel
ON /*_*/page_restrictions (pr_type
,pr_level
);
1152 CREATE INDEX /*i*/pr_level
ON /*_*/page_restrictions (pr_level
);
1153 CREATE INDEX /*i*/pr_cascade
ON /*_*/page_restrictions (pr_cascade
);
1156 -- Protected titles - nonexistent pages that have been protected
1157 CREATE TABLE /*_*/protected_titles (
1158 pt_namespace
int NOT NULL,
1159 pt_title
nvarchar(255) NOT NULL,
1160 pt_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
1161 pt_reason
nvarchar(255),
1162 pt_timestamp
varchar(14) NOT NULL,
1163 pt_expiry
varchar(14) NOT NULL,
1164 pt_create_perm
nvarchar(60) NOT NULL
1167 CREATE UNIQUE INDEX /*i*/pt_namespace_title
ON /*_*/protected_titles (pt_namespace
,pt_title
);
1168 CREATE INDEX /*i*/pt_timestamp
ON /*_*/protected_titles (pt_timestamp
);
1171 -- Name/value pairs indexed by page_id
1172 CREATE TABLE /*_*/page_props (
1173 pp_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1174 pp_propname
nvarchar(60) NOT NULL,
1175 pp_value
nvarchar(max) NOT NULL
1178 CREATE UNIQUE INDEX /*i*/pp_page_propname
ON /*_*/page_props (pp_page
,pp_propname
);
1179 CREATE UNIQUE INDEX /*i*/pp_propname_page
ON /*_*/page_props (pp_propname
,pp_page
);
1182 -- A table to log updates, one text key row per update.
1183 CREATE TABLE /*_*/updatelog (
1184 ul_key
nvarchar(255) NOT NULL PRIMARY KEY,
1185 ul_value
nvarchar(max)
1189 -- A table to track tags for revisions, logs and recent changes.
1190 CREATE TABLE /*_*/change_tag (
1191 -- RCID for the change
1192 ct_rc_id
int NULL REFERENCES /*_*/recentchanges(rc_id
),
1193 -- LOGID for the change
1194 ct_log_id
int NULL REFERENCES /*_*/logging(log_id
),
1195 -- REVID for the change
1196 ct_rev_id
int NULL REFERENCES /*_*/revision(rev_id
),
1198 ct_tag
nvarchar(255) NOT NULL,
1199 -- Parameters for the tag, presently unused
1200 ct_params
nvarchar(max) NULL
1203 CREATE UNIQUE INDEX /*i*/change_tag_rc_tag
ON /*_*/change_tag (ct_rc_id
,ct_tag
);
1204 CREATE UNIQUE INDEX /*i*/change_tag_log_tag
ON /*_*/change_tag (ct_log_id
,ct_tag
);
1205 CREATE UNIQUE INDEX /*i*/change_tag_rev_tag
ON /*_*/change_tag (ct_rev_id
,ct_tag
);
1206 -- Covering index, so we can pull all the info only out of the index.
1207 CREATE INDEX /*i*/change_tag_tag_id
ON /*_*/change_tag (ct_tag
,ct_rc_id
,ct_rev_id
,ct_log_id
);
1210 -- Rollup table to pull a LIST of tags simply without ugly GROUP_CONCAT
1211 -- that only works on MySQL 4.1+
1212 CREATE TABLE /*_*/tag_summary (
1213 -- RCID for the change
1214 ts_rc_id
int NULL REFERENCES /*_*/recentchanges(rc_id
),
1215 -- LOGID for the change
1216 ts_log_id
int NULL REFERENCES /*_*/logging(log_id
),
1217 -- REVID for the change
1218 ts_rev_id
int NULL REFERENCES /*_*/revision(rev_id
),
1219 -- Comma-separated list of tags
1220 ts_tags
nvarchar(max) NOT NULL
1223 CREATE UNIQUE INDEX /*i*/tag_summary_rc_id
ON /*_*/tag_summary (ts_rc_id
);
1224 CREATE UNIQUE INDEX /*i*/tag_summary_log_id
ON /*_*/tag_summary (ts_log_id
);
1225 CREATE UNIQUE INDEX /*i*/tag_summary_rev_id
ON /*_*/tag_summary (ts_rev_id
);
1228 CREATE TABLE /*_*/valid_tag (
1229 vt_tag
nvarchar(255) NOT NULL PRIMARY KEY
1232 -- Table for storing localisation data
1233 CREATE TABLE /*_*/l10n_cache (
1235 lc_lang
nvarchar(32) NOT NULL,
1237 lc_key
nvarchar(255) NOT NULL,
1239 lc_value
varbinary(max) NOT NULL
1241 CREATE INDEX /*i*/lc_lang_key
ON /*_*/l10n_cache (lc_lang
, lc_key
);
1243 -- Table for caching JSON message texts for the resource loader
1244 CREATE TABLE /*_*/msg_resource (
1246 mr_resource
nvarchar(255) NOT NULL,
1248 mr_lang
nvarchar(32) NOT NULL,
1250 mr_blob
varbinary(max) NOT NULL,
1251 -- Timestamp of last update
1252 mr_timestamp
varchar(14) NOT NULL
1254 CREATE UNIQUE INDEX /*i*/mr_resource_lang
ON /*_*/msg_resource (mr_resource
, mr_lang
);
1256 -- Table for administering which message is contained in which resource
1257 CREATE TABLE /*_*/msg_resource_links (
1258 mrl_resource
varbinary(255) NOT NULL,
1260 mrl_message
varbinary(255) NOT NULL
1262 CREATE UNIQUE INDEX /*i*/mrl_message_resource
ON /*_*/msg_resource_links (mrl_message
, mrl_resource
);
1264 -- Table caching which local files a module depends on that aren't
1265 -- registered directly, used for fast retrieval of file dependency.
1266 -- Currently only used for tracking images that CSS depends on
1267 CREATE TABLE /*_*/module_deps (
1269 md_module
nvarchar(255) NOT NULL,
1271 md_skin
nvarchar(32) NOT NULL,
1272 -- JSON nvarchar(max) with file dependencies
1273 md_deps
nvarchar(max) NOT NULL
1275 CREATE UNIQUE INDEX /*i*/md_module_skin
ON /*_*/module_deps (md_module
, md_skin
);
1277 -- Holds all the sites known to the wiki.
1278 CREATE TABLE /*_*/sites (
1279 -- Numeric id of the site
1280 site_id
int NOT NULL PRIMARY KEY IDENTITY,
1282 -- Global identifier for the site, ie 'enwiktionary'
1283 site_global_key
nvarchar(32) NOT NULL,
1285 -- Type of the site, ie 'mediawiki'
1286 site_type
nvarchar(32) NOT NULL,
1288 -- Group of the site, ie 'wikipedia'
1289 site_group
nvarchar(32) NOT NULL,
1291 -- Source of the site data, ie 'local', 'wikidata', 'my-magical-repo'
1292 site_source
nvarchar(32) NOT NULL,
1294 -- Language code of the sites primary language.
1295 site_language
nvarchar(32) NOT NULL,
1297 -- Protocol of the site, ie 'http://', 'irc://', '//'
1298 -- This field is an index for lookups and is build from type specific data in site_data.
1299 site_protocol
nvarchar(32) NOT NULL,
1301 -- Domain of the site in reverse order, ie 'org.mediawiki.www.'
1302 -- This field is an index for lookups and is build from type specific data in site_data.
1303 site_domain
NVARCHAR(255) NOT NULL,
1305 -- Type dependent site data.
1306 site_data
nvarchar(max) NOT NULL,
1308 -- If site.tld/path/key:pageTitle should forward users to the page on
1309 -- the actual site, where "key" is the local identifier.
1310 site_forward
bit NOT NULL,
1312 -- Type dependent site config.
1313 -- For instance if template transclusion should be allowed if it's a MediaWiki.
1314 site_config
nvarchar(max) NOT NULL
1317 CREATE UNIQUE INDEX /*i*/sites_global_key
ON /*_*/sites (site_global_key
);
1318 CREATE INDEX /*i*/sites_type
ON /*_*/sites (site_type
);
1319 CREATE INDEX /*i*/sites_group
ON /*_*/sites (site_group
);
1320 CREATE INDEX /*i*/sites_source
ON /*_*/sites (site_source
);
1321 CREATE INDEX /*i*/sites_language
ON /*_*/sites (site_language
);
1322 CREATE INDEX /*i*/sites_protocol
ON /*_*/sites (site_protocol
);
1323 CREATE INDEX /*i*/sites_domain
ON /*_*/sites (site_domain
);
1324 CREATE INDEX /*i*/sites_forward
ON /*_*/sites (site_forward
);
1326 -- Links local site identifiers to their corresponding site.
1327 CREATE TABLE /*_*/site_identifiers (
1328 -- Key on site.site_id
1329 si_site
int NOT NULL REFERENCES /*_*/sites(site_id
) ON DELETE CASCADE,
1331 -- local key type, ie 'interwiki' or 'langlink'
1332 si_type
nvarchar(32) NOT NULL,
1334 -- local key value, ie 'en' or 'wiktionary'
1335 si_key
nvarchar(32) NOT NULL
1338 CREATE UNIQUE INDEX /*i*/site_ids_type
ON /*_*/site_identifiers (si_type
, si_key
);
1339 CREATE INDEX /*i*/site_ids_site
ON /*_*/site_identifiers (si_site
);
1340 CREATE INDEX /*i*/site_ids_key
ON /*_*/site_identifiers (si_key
);