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 '',
67 ug_expiry
varchar(14) DEFAULT NULL,
68 PRIMARY KEY(ug_user
, ug_group
)
70 CREATE INDEX /*i*/ug_group
ON /*_*/user_groups(ug_group
);
71 CREATE INDEX /*i*/ug_expiry
ON /*_*/user_groups(ug_expiry
);
73 -- Stores the groups the user has once belonged to.
74 -- The user may still belong to these groups (check user_groups).
75 -- Users are not autopromoted to groups from which they were removed.
76 CREATE TABLE /*_*/user_former_groups (
77 ufg_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
78 ufg_group
nvarchar(255) NOT NULL default ''
80 CREATE UNIQUE INDEX /*i*/ufg_user_group
ON /*_*/user_former_groups (ufg_user
,ufg_group
);
82 -- Stores notifications of user talk page changes, for the display
83 -- of the "you have new messages" box
84 -- Changed user_id column to user_id to avoid clashing with user_id function
85 CREATE TABLE /*_*/user_newtalk (
86 user_id
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
87 user_ip
NVARCHAR(40) NOT NULL DEFAULT '',
88 user_last_timestamp
varchar(14) DEFAULT NULL,
90 CREATE INDEX /*i*/un_user_id
ON /*_*/user_newtalk (user_id
);
91 CREATE INDEX /*i*/un_user_ip
ON /*_*/user_newtalk (user_ip
);
94 -- User preferences and other fun stuff
95 -- replaces old user.user_options nvarchar(max)
97 CREATE TABLE /*_*/user_properties (
98 up_user
INT NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
99 up_property
NVARCHAR(255) NOT NULL,
100 up_value
NVARCHAR(MAX),
102 CREATE UNIQUE CLUSTERED
INDEX /*i*/user_properties_user_property
ON /*_*/user_properties (up_user
,up_property
);
103 CREATE INDEX /*i*/user_properties_property
ON /*_*/user_properties (up_property
);
106 -- This table contains a user's bot passwords: passwords that allow access to
107 -- the account via the API with limited rights.
109 CREATE TABLE /*_*/bot_passwords (
110 bp_user
int NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
111 bp_app_id
nvarchar(32) NOT NULL,
112 bp_password
nvarchar(255) NOT NULL,
113 bp_token
nvarchar(255) NOT NULL,
114 bp_restrictions
nvarchar(max) NOT NULL,
115 bp_grants
nvarchar(max) NOT NULL,
116 PRIMARY KEY (bp_user
, bp_app_id
)
121 -- Core of the wiki: each page has an entry here which identifies
122 -- it by title and contains some essential metadata.
124 CREATE TABLE /*_*/page (
125 page_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
126 page_namespace
INT NOT NULL,
127 page_title
NVARCHAR(255) NOT NULL,
128 page_restrictions
NVARCHAR(255) NOT NULL,
129 page_is_redirect
BIT NOT NULL DEFAULT 0,
130 page_is_new
BIT NOT NULL DEFAULT 0,
131 page_random
real NOT NULL DEFAULT RAND(),
132 page_touched
varchar(14) NOT NULL default '',
133 page_links_updated
varchar(14) DEFAULT NULL,
134 page_latest
INT, -- FK inserted later
135 page_len
INT NOT NULL,
136 page_content_model
nvarchar(32) default null,
137 page_lang
VARBINARY(35) DEFAULT NULL
139 CREATE UNIQUE INDEX /*i*/name_title
ON /*_*/page (page_namespace
,page_title
);
140 CREATE INDEX /*i*/page_random
ON /*_*/page (page_random
);
141 CREATE INDEX /*i*/page_len
ON /*_*/page (page_len
);
142 CREATE INDEX /*i*/page_redirect_namespace_len
ON /*_*/page (page_is_redirect
, page_namespace
, page_len
);
144 -- insert a dummy page
145 INSERT INTO /*_*/page (page_namespace
, page_title
, page_restrictions
, page_latest
, page_len
) VALUES (-1,'','',0,0);
148 -- Every edit of a page creates also a revision row.
149 -- This stores metadata about the revision, and a reference
150 -- to the TEXT storage backend.
152 CREATE TABLE /*_*/revision (
153 rev_id
INT NOT NULL UNIQUE IDENTITY(0,1),
154 rev_page
INT NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
155 rev_text_id
INT NOT NULL, -- FK added later
156 rev_comment
NVARCHAR(255) NOT NULL,
157 rev_user
INT REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
158 rev_user_text
NVARCHAR(255) NOT NULL DEFAULT '',
159 rev_timestamp
varchar(14) NOT NULL default '',
160 rev_minor_edit
BIT NOT NULL DEFAULT 0,
161 rev_deleted TINYINT
NOT NULL DEFAULT 0,
163 rev_parent_id
INT DEFAULT NULL REFERENCES /*_*/revision(rev_id
),
164 rev_sha1
nvarchar(32) not null default '',
165 rev_content_model
nvarchar(32) default null,
166 rev_content_format
nvarchar(64) default null
168 CREATE UNIQUE CLUSTERED
INDEX /*i*/rev_page_id
ON /*_*/revision (rev_page
, rev_id
);
169 CREATE INDEX /*i*/rev_timestamp
ON /*_*/revision (rev_timestamp
);
170 CREATE INDEX /*i*/page_timestamp
ON /*_*/revision (rev_page
,rev_timestamp
);
171 CREATE INDEX /*i*/user_timestamp
ON /*_*/revision (rev_user
,rev_timestamp
);
172 CREATE INDEX /*i*/usertext_timestamp
ON /*_*/revision (rev_user_text
,rev_timestamp
);
173 CREATE INDEX /*i*/page_user_timestamp
ON /*_*/revision (rev_page
,rev_user
,rev_timestamp
);
175 -- insert a dummy revision
176 INSERT INTO /*_*/revision (rev_page
,rev_text_id
,rev_comment
,rev_user
,rev_len
) VALUES (0,0,'',0,0);
178 ALTER TABLE /*_*/page
ADD CONSTRAINT FK_page_latest_page_id
FOREIGN KEY (page_latest
) REFERENCES /*_*/revision(rev_id
);
181 -- Holds TEXT of individual page revisions.
183 -- Field names are a holdover from the 'old' revisions table in
184 -- MediaWiki 1.4 and earlier: an upgrade will transform that
185 -- table INTo the 'text' table to minimize unnecessary churning
186 -- and downtime. If upgrading, the other fields will be left unused.
187 CREATE TABLE /*_*/text (
188 old_id
INT NOT NULL PRIMARY KEY IDENTITY(0,1),
189 old_text
nvarchar(max) NOT NULL,
190 old_flags
NVARCHAR(255) NOT NULL,
193 -- insert a dummy text
194 INSERT INTO /*_*/text (old_text
,old_flags
) VALUES ('','');
196 ALTER TABLE /*_*/revision
ADD CONSTRAINT FK_rev_text_id_old_id
FOREIGN KEY (rev_text_id
) REFERENCES /*_*/text(old_id
) ON DELETE CASCADE;
199 -- Holding area for deleted articles, which may be viewed
200 -- or restored by admins through the Special:Undelete interface.
201 -- The fields generally correspond to the page, revision, and text
202 -- fields, with several caveats.
203 -- Cannot reasonably create views on this table, due to the presence of TEXT
205 CREATE TABLE /*_*/archive (
206 ar_id
int NOT NULL PRIMARY KEY IDENTITY,
207 ar_namespace
SMALLINT NOT NULL DEFAULT 0,
208 ar_title
NVARCHAR(255) NOT NULL DEFAULT '',
209 ar_text
NVARCHAR(MAX) NOT NULL,
210 ar_comment
NVARCHAR(255) NOT NULL,
211 ar_user
INT CONSTRAINT ar_user__user_id__fk
FOREIGN KEY REFERENCES /*_*/mwuser(user_id
),
212 ar_user_text
NVARCHAR(255) NOT NULL,
213 ar_timestamp
varchar(14) NOT NULL default '',
214 ar_minor_edit
BIT NOT NULL DEFAULT 0,
215 ar_flags
NVARCHAR(255) NOT NULL,
216 ar_rev_id
INT NULL, -- NOT a FK, the row gets deleted from revision and moved here
217 ar_text_id
INT CONSTRAINT ar_text_id__old_id__fk
FOREIGN KEY REFERENCES /*_*/text(old_id
) ON DELETE CASCADE,
218 ar_deleted TINYINT
NOT NULL DEFAULT 0,
220 ar_page_id
INT NULL, -- NOT a FK, the row gets deleted from page and moved here
221 ar_parent_id
INT NULL, -- NOT FK
222 ar_sha1
nvarchar(32) default null,
223 ar_content_model
nvarchar(32) DEFAULT NULL,
224 ar_content_format
nvarchar(64) DEFAULT NULL
226 CREATE INDEX /*i*/name_title_timestamp
ON /*_*/archive (ar_namespace
,ar_title
,ar_timestamp
);
227 CREATE INDEX /*i*/ar_usertext_timestamp
ON /*_*/archive (ar_user_text
,ar_timestamp
);
228 CREATE INDEX /*i*/ar_revid
ON /*_*/archive (ar_rev_id
);
232 -- Slots represent an n:m relation between revisions and content objects.
233 -- A content object can have a specific "role" in one or more revisions.
234 -- Each revision can have multiple content objects, each having a different role.
236 CREATE TABLE /*_*/slots (
238 -- reference to rev_id
239 slot_revision_id
bigint unsigned
NOT NULL,
241 -- reference to role_id
242 slot_role_id
smallint unsigned
NOT NULL CONSTRAINT FK_slots_slot_role
FOREIGN KEY REFERENCES slot_roles(role_id
),
244 -- reference to content_id
245 slot_content_id
bigint unsigned
NOT NULL CONSTRAINT FK_slots_content_id
FOREIGN KEY REFERENCES content(content_id
),
247 -- whether the content is inherited (1) or new in this revision (0)
248 slot_inherited tinyint unsigned
NOT NULL CONSTRAINT DF_slot_inherited
DEFAULT 0,
250 CONSTRAINT PK_slots
PRIMARY KEY (slot_revision_id
, slot_role_id
)
253 -- Index for finding revisions that modified a specific slot
254 CREATE INDEX /*i*/slot_role_inherited
ON /*_*/slots (slot_revision_id
, slot_role_id
, slot_inherited
);
257 -- The content table represents content objects. It's primary purpose is to provide the necessary
258 -- meta-data for loading and interpreting a serialized data blob to create a content object.
260 CREATE TABLE /*_*/content (
262 -- ID of the content object
263 content_id
bigint unsigned
NOT NULL CONSTRAINT PK_content
PRIMARY KEY IDENTITY,
265 -- Nominal size of the content object (not necessarily of the serialized blob)
266 content_size
int unsigned
NOT NULL,
268 -- Nominal hash of the content object (not necessarily of the serialized blob)
269 content_sha1
varchar(32) NOT NULL,
271 -- reference to model_id
272 content_model
smallint unsigned
NOT NULL CONSTRAINT FK_content_content_models
FOREIGN KEY REFERENCES /*_*/content_models(model_id
),
274 -- URL-like address of the content blob
275 content_address
nvarchar(255) NOT NULL
279 -- Normalization table for role names
281 CREATE TABLE /*_*/slot_roles (
282 role_id
smallint NOT NULL CONSTRAINT PK_slot_roles
PRIMARY KEY IDENTITY,
283 role_name
nvarchar(64) NOT NULL
286 -- Index for looking of the internal ID of for a name
287 CREATE UNIQUE INDEX /*i*/role_name
ON /*_*/slot_roles (role_name
);
290 -- Normalization table for content model names
292 CREATE TABLE /*_*/content_models (
293 model_id
smallint NOT NULL CONSTRAINT PK_content_models
PRIMARY KEY IDENTITY,
294 model_name
nvarchar(64) NOT NULL
297 -- Index for looking of the internal ID of for a name
298 CREATE UNIQUE INDEX /*i*/model_name
ON /*_*/content_models (model_name
);
302 -- Track page-to-page hyperlinks within the wiki.
304 CREATE TABLE /*_*/pagelinks (
305 pl_from
INT NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
306 pl_from_namespace
int NOT NULL DEFAULT 0,
307 pl_namespace
INT NOT NULL DEFAULT 0,
308 pl_title
NVARCHAR(255) NOT NULL DEFAULT '',
310 CREATE UNIQUE INDEX /*i*/pl_from
ON /*_*/pagelinks (pl_from
,pl_namespace
,pl_title
);
311 CREATE UNIQUE INDEX /*i*/pl_namespace
ON /*_*/pagelinks (pl_namespace
,pl_title
,pl_from
);
312 CREATE INDEX /*i*/pl_backlinks_namespace
ON /*_*/pagelinks (pl_from_namespace
,pl_namespace
,pl_title
,pl_from
);
316 -- Track template inclusions.
318 CREATE TABLE /*_*/templatelinks (
319 tl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
320 tl_from_namespace
int NOT NULL default 0,
321 tl_namespace
int NOT NULL default 0,
322 tl_title
nvarchar(255) NOT NULL default ''
325 CREATE UNIQUE INDEX /*i*/tl_from
ON /*_*/templatelinks (tl_from
,tl_namespace
,tl_title
);
326 CREATE UNIQUE INDEX /*i*/tl_namespace
ON /*_*/templatelinks (tl_namespace
,tl_title
,tl_from
);
327 CREATE INDEX /*i*/tl_backlinks_namespace
ON /*_*/templatelinks (tl_from_namespace
,tl_namespace
,tl_title
,tl_from
);
331 -- Track links to images *used inline*
332 -- We don't distinguish live from broken links here, so
333 -- they do not need to be changed on upload/removal.
335 CREATE TABLE /*_*/imagelinks (
336 -- Key to page_id of the page containing the image / media link.
337 il_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
338 il_from_namespace
int NOT NULL default 0,
340 -- Filename of target image.
341 -- This is also the page_title of the file's description page;
342 -- all such pages are in namespace 6 (NS_FILE).
343 il_to
nvarchar(255) NOT NULL default ''
346 CREATE UNIQUE INDEX /*i*/il_from
ON /*_*/imagelinks (il_from
,il_to
);
347 CREATE UNIQUE INDEX /*i*/il_to
ON /*_*/imagelinks (il_to
,il_from
);
348 CREATE INDEX /*i*/il_backlinks_namespace
ON /*_*/imagelinks (il_from_namespace
,il_to
,il_from
);
351 -- Track category inclusions *used inline*
352 -- This tracks a single level of category membership
354 CREATE TABLE /*_*/categorylinks (
355 -- Key to page_id of the page defined as a category member.
356 cl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
358 -- Name of the category.
359 -- This is also the page_title of the category's description page;
360 -- all such pages are in namespace 14 (NS_CATEGORY).
361 cl_to
nvarchar(255) NOT NULL default '',
363 -- A binary string obtained by applying a sortkey generation algorithm
364 -- (Collation::getSortKey()) to page_title, or cl_sortkey_prefix . "\n"
365 -- . page_title if cl_sortkey_prefix is nonempty.
366 cl_sortkey
varbinary(230) NOT NULL default 0x
,
368 -- A prefix for the raw sortkey manually specified by the user, either via
369 -- [[Category:Foo|prefix]] or {{defaultsort:prefix}}. If nonempty, it's
370 -- concatenated with a line break followed by the page title before the sortkey
371 -- conversion algorithm is run. We store this so that we can update
372 -- collations without reparsing all pages.
373 -- Note: If you change the length of this field, you also need to change
374 -- code in LinksUpdate.php. See T27254.
375 cl_sortkey_prefix
varbinary(255) NOT NULL default 0x
,
377 -- This isn't really used at present. Provided for an optional
378 -- sorting method by approximate addition time.
379 cl_timestamp
varchar(14) NOT NULL,
381 -- Stores $wgCategoryCollation at the time cl_sortkey was generated. This
382 -- can be used to install new collation versions, tracking which rows are not
383 -- yet updated. '' means no collation, this is a legacy row that needs to be
384 -- updated by updateCollation.php. In the future, it might be possible to
385 -- specify different collations per category.
386 cl_collation
nvarchar(32) NOT NULL default '',
388 -- Stores whether cl_from is a category, file, or other page, so we can
389 -- paginate the three categories separately. This never has to be updated
390 -- after the page is created, since none of these page types can be moved to
392 cl_type
varchar(10) NOT NULL default 'page',
393 -- SQL server doesn't have enums, so we approximate with this
394 CONSTRAINT cl_type_ckc
CHECK (cl_type
IN('page', 'subcat', 'file'))
397 CREATE UNIQUE INDEX /*i*/cl_from
ON /*_*/categorylinks (cl_from
,cl_to
);
399 -- We always sort within a given category, and within a given type. FIXME:
400 -- Formerly this index didn't cover cl_type (since that didn't exist), so old
401 -- callers won't be using an index: fix this?
402 CREATE INDEX /*i*/cl_sortkey
ON /*_*/categorylinks (cl_to
,cl_type
,cl_sortkey
,cl_from
);
404 -- Used by the API (and some extensions)
405 CREATE INDEX /*i*/cl_timestamp
ON /*_*/categorylinks (cl_to
,cl_timestamp
);
407 -- Used when updating collation (e.g. updateCollation.php)
408 CREATE INDEX /*i*/cl_collation_ext
ON /*_*/categorylinks (cl_collation
, cl_to
, cl_type
, cl_from
);
411 -- Track all existing categories. Something is a category if 1) it has an entry
412 -- somewhere in categorylinks, or 2) it has a description page. Categories
413 -- might not have corresponding pages, so they need to be tracked separately.
415 CREATE TABLE /*_*/category (
417 cat_id
int NOT NULL PRIMARY KEY IDENTITY,
419 -- Name of the category, in the same form as page_title (with underscores).
420 -- If there is a category page corresponding to this category, by definition,
421 -- it has this name (in the Category namespace).
422 cat_title
nvarchar(255) NOT NULL,
424 -- The numbers of member pages (including categories and media), subcatego-
425 -- ries, and Image: namespace members, respectively. These are signed to
426 -- make underflow more obvious. We make the first number include the second
427 -- two for better sorting: subtracting for display is easy, adding for order-
429 cat_pages
int NOT NULL default 0,
430 cat_subcats
int NOT NULL default 0,
431 cat_files
int NOT NULL default 0
434 CREATE UNIQUE INDEX /*i*/cat_title
ON /*_*/category (cat_title
);
436 -- For Special:Mostlinkedcategories
437 CREATE INDEX /*i*/cat_pages
ON /*_*/category (cat_pages
);
441 -- Track links to external URLs
443 CREATE TABLE /*_*/externallinks (
445 el_id
int NOT NULL PRIMARY KEY IDENTITY,
447 -- page_id of the referring page
448 el_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
451 el_to
nvarchar(max) NOT NULL,
453 -- In the case of HTTP URLs, this is the URL with any username or password
454 -- removed, and with the labels in the hostname reversed and converted to
455 -- lower case. An extra dot is added to allow for matching of either
456 -- example.com or *.example.com in a single scan.
458 -- http://user:password@sub.example.com/page.html
460 -- http://com.example.sub./page.html
461 -- which allows for fast searching for all pages under example.com with the
463 -- WHERE el_index LIKE 'http://com.example.%'
464 el_index
nvarchar(450) NOT NULL,
466 -- This is el_index truncated to 60 bytes to allow for sortable queries that
467 -- aren't supported by a partial index.
468 -- @todo Drop the default once this is deployed everywhere and code is populating it.
469 el_index_60
varbinary(60) NOT NULL default ''
472 CREATE INDEX /*i*/el_from
ON /*_*/externallinks (el_from
);
473 CREATE INDEX /*i*/el_index
ON /*_*/externallinks (el_index
);
474 CREATE INDEX /*i*/el_index_60
ON /*_*/externallinks (el_index_60
, el_id
);
475 CREATE INDEX /*i*/el_from_index_60
ON /*_*/externallinks (el_from
, el_index_60
, el_id
);
476 -- el_to index intentionally not added; we cannot index nvarchar(max) columns,
477 -- but we also cannot restrict el_to to a smaller column size as the external
478 -- link may be larger.
481 -- Track interlanguage links
483 CREATE TABLE /*_*/langlinks (
484 -- page_id of the referring page
485 ll_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
487 -- Language code of the target
488 ll_lang
nvarchar(20) NOT NULL default '',
490 -- Title of the target, including namespace
491 ll_title
nvarchar(255) NOT NULL default ''
494 CREATE UNIQUE INDEX /*i*/ll_from
ON /*_*/langlinks (ll_from
, ll_lang
);
495 CREATE INDEX /*i*/ll_lang
ON /*_*/langlinks (ll_lang
, ll_title
);
499 -- Track inline interwiki links
501 CREATE TABLE /*_*/iwlinks (
502 -- page_id of the referring page
503 iwl_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
505 -- Interwiki prefix code of the target
506 iwl_prefix
nvarchar(20) NOT NULL default '',
508 -- Title of the target, including namespace
509 iwl_title
nvarchar(255) NOT NULL default ''
512 CREATE UNIQUE INDEX /*i*/iwl_from
ON /*_*/iwlinks (iwl_from
, iwl_prefix
, iwl_title
);
513 CREATE INDEX /*i*/iwl_prefix_title_from
ON /*_*/iwlinks (iwl_prefix
, iwl_title
, iwl_from
);
514 CREATE INDEX /*i*/iwl_prefix_from_title
ON /*_*/iwlinks (iwl_prefix
, iwl_from
, iwl_title
);
518 -- Contains a single row with some aggregate info
519 -- on the state of the site.
521 CREATE TABLE /*_*/site_stats (
522 -- The single row should contain 1 here.
523 ss_row_id
int NOT NULL CONSTRAINT /*i*/ss_row_id
PRIMARY KEY,
525 -- Total number of edits performed.
526 ss_total_edits
bigint default 0,
528 -- An approximate count of pages matching the following criteria:
531 -- * contains the text '[['
532 -- See Article::isCountable() in includes/Article.php
533 ss_good_articles
bigint default 0,
535 -- Total pages, theoretically equal to SELECT COUNT(*) FROM page; except faster
536 ss_total_pages
bigint default '-1',
538 -- Number of users, theoretically equal to SELECT COUNT(*) FROM user;
539 ss_users
bigint default '-1',
541 -- Number of users that still edit
542 ss_active_users
bigint default '-1',
544 -- Number of images, equivalent to SELECT COUNT(*) FROM image
545 ss_images
int default 0
550 -- The internet is full of jerks, alas. Sometimes it's handy
551 -- to block a vandal or troll account.
553 CREATE TABLE /*_*/ipblocks (
554 -- Primary key, introduced for privacy.
555 ipb_id
int NOT NULL PRIMARY KEY IDENTITY,
557 -- Blocked IP address in dotted-quad form or user name.
558 ipb_address
nvarchar(255) NOT NULL,
560 -- Blocked user ID or 0 for IP blocks.
561 ipb_user
int REFERENCES /*_*/mwuser(user_id
),
563 -- User ID who made the block.
564 ipb_by
int REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
566 -- User name of blocker
567 ipb_by_text
nvarchar(255) NOT NULL default '',
569 -- Text comment made by blocker.
570 ipb_reason
nvarchar(255) NOT NULL,
572 -- Creation (or refresh) date in standard YMDHMS form.
573 -- IP blocks expire automatically.
574 ipb_timestamp
varchar(14) NOT NULL default '',
576 -- Indicates that the IP address was banned because a banned
577 -- user accessed a page through it. If this is 1, ipb_address
578 -- will be hidden, and the block identified by block ID number.
579 ipb_auto
bit NOT NULL default 0,
581 -- If set to 1, block applies only to logged-out users
582 ipb_anon_only
bit NOT NULL default 0,
584 -- Block prevents account creation from matching IP addresses
585 ipb_create_account
bit NOT NULL default 1,
587 -- Block triggers autoblocks
588 ipb_enable_autoblock
bit NOT NULL default 1,
590 -- Time at which the block will expire.
592 ipb_expiry
varchar(14) NOT NULL,
594 -- Start and end of an address range, in hexadecimal
595 -- Size chosen to allow IPv6
596 -- FIXME: these fields were originally blank for single-IP blocks,
597 -- but now they are populated. No migration was ever done. They
598 -- should be fixed to be blank again for such blocks (T51504).
599 ipb_range_start
varchar(255) NOT NULL,
600 ipb_range_end
varchar(255) NOT NULL,
602 -- Flag for entries hidden from users and Sysops
603 ipb_deleted
bit NOT NULL default 0,
605 -- Block prevents user from accessing Special:Emailuser
606 ipb_block_email
bit NOT NULL default 0,
608 -- Block allows user to edit their own talk page
609 ipb_allow_usertalk
bit NOT NULL default 0,
611 -- ID of the block that caused this block to exist
612 -- Autoblocks set this to the original block
613 -- so that the original block being deleted also
614 -- deletes the autoblocks
615 ipb_parent_block_id
int default NULL REFERENCES /*_*/ipblocks(ipb_id
)
619 -- Unique index to support "user already blocked" messages
620 -- Any new options which prevent collisions should be included
621 CREATE UNIQUE INDEX /*i*/ipb_address
ON /*_*/ipblocks (ipb_address
, ipb_user
, ipb_auto
, ipb_anon_only
);
623 CREATE INDEX /*i*/ipb_user
ON /*_*/ipblocks (ipb_user
);
624 CREATE INDEX /*i*/ipb_range
ON /*_*/ipblocks (ipb_range_start
, ipb_range_end
);
625 CREATE INDEX /*i*/ipb_timestamp
ON /*_*/ipblocks (ipb_timestamp
);
626 CREATE INDEX /*i*/ipb_expiry
ON /*_*/ipblocks (ipb_expiry
);
627 CREATE INDEX /*i*/ipb_parent_block_id
ON /*_*/ipblocks (ipb_parent_block_id
);
631 -- Uploaded images and other files.
633 CREATE TABLE /*_*/image (
635 -- This is also the title of the associated description page,
636 -- which will be in namespace 6 (NS_FILE).
637 img_name
nvarchar(255) NOT NULL default '' PRIMARY KEY,
639 -- File size in bytes.
640 img_size
int NOT NULL default 0,
642 -- For images, size in pixels.
643 img_width
int NOT NULL default 0,
644 img_height
int NOT NULL default 0,
646 -- Extracted Exif metadata stored as a serialized PHP array.
647 img_metadata
varbinary(max) NOT NULL,
649 -- For images, bits per pixel if known.
650 img_bits
int NOT NULL default 0,
652 -- Media type as defined by the MEDIATYPE_xxx constants
653 img_media_type
varchar(16) default null,
655 -- major part of a MIME media type as defined by IANA
656 -- see https://www.iana.org/assignments/media-types/
657 img_major_mime
varchar(16) not null default 'unknown',
659 -- minor part of a MIME media type as defined by IANA
660 -- the minor parts are not required to adher to any standard
661 -- but should be consistent throughout the database
662 -- see https://www.iana.org/assignments/media-types/
663 img_minor_mime
nvarchar(100) NOT NULL default 'unknown',
665 -- Description field as entered by the uploader.
666 -- This is displayed in image upload history and logs.
667 img_description
nvarchar(255) NOT NULL,
669 -- user_id and user_name of uploader.
670 img_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
671 img_user_text
nvarchar(255) NOT NULL,
673 -- Time of the upload.
674 img_timestamp
nvarchar(14) NOT NULL default '',
676 -- SHA-1 content hash in base-36
677 img_sha1
nvarchar(32) NOT NULL default '',
679 CONSTRAINT img_major_mime_ckc
check (img_major_mime
IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
680 CONSTRAINT img_media_type_ckc
check (img_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE','3D'))
683 CREATE INDEX /*i*/img_usertext_timestamp
ON /*_*/image (img_user_text
,img_timestamp
);
684 -- Used by Special:ListFiles for sort-by-size
685 CREATE INDEX /*i*/img_size
ON /*_*/image (img_size
);
686 -- Used by Special:Newimages and Special:ListFiles
687 CREATE INDEX /*i*/img_timestamp
ON /*_*/image (img_timestamp
);
688 -- Used in API and duplicate search
689 CREATE INDEX /*i*/img_sha1
ON /*_*/image (img_sha1
);
690 -- Used to get media of one type
691 CREATE INDEX /*i*/img_media_mime
ON /*_*/image (img_media_type
,img_major_mime
,img_minor_mime
);
695 -- Previous revisions of uploaded files.
696 -- Awkwardly, image rows have to be moved into
697 -- this table at re-upload time.
699 CREATE TABLE /*_*/oldimage (
700 -- Base filename: key to image.img_name
701 -- Not a FK because deleting images removes them from image
702 oi_name
nvarchar(255) NOT NULL default '',
704 -- Filename of the archived file.
705 -- This is generally a timestamp and '!' prepended to the base name.
706 oi_archive_name
nvarchar(255) NOT NULL default '',
708 -- Other fields as in image...
709 oi_size
int NOT NULL default 0,
710 oi_width
int NOT NULL default 0,
711 oi_height
int NOT NULL default 0,
712 oi_bits
int NOT NULL default 0,
713 oi_description
nvarchar(255) NOT NULL,
714 oi_user
int REFERENCES /*_*/mwuser(user_id
),
715 oi_user_text
nvarchar(255) NOT NULL,
716 oi_timestamp
varchar(14) NOT NULL default '',
718 oi_metadata
varbinary(max) NOT NULL,
719 oi_media_type
varchar(16) default null,
720 oi_major_mime
varchar(16) not null default 'unknown',
721 oi_minor_mime
nvarchar(100) NOT NULL default 'unknown',
722 oi_deleted tinyint
NOT NULL default 0,
723 oi_sha1
nvarchar(32) NOT NULL default '',
725 CONSTRAINT oi_major_mime_ckc
check (oi_major_mime
IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
726 CONSTRAINT oi_media_type_ckc
check (oi_media_type
IN('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE','3D'))
729 CREATE INDEX /*i*/oi_usertext_timestamp
ON /*_*/oldimage (oi_user_text
,oi_timestamp
);
730 CREATE INDEX /*i*/oi_name_timestamp
ON /*_*/oldimage (oi_name
,oi_timestamp
);
731 CREATE INDEX /*i*/oi_sha1
ON /*_*/oldimage (oi_sha1
);
735 -- Record of deleted file data
737 CREATE TABLE /*_*/filearchive (
739 fa_id
int NOT NULL PRIMARY KEY IDENTITY,
741 -- Original base filename; key to image.img_name, page.page_title, etc
742 fa_name
nvarchar(255) NOT NULL default '',
744 -- Filename of archived file, if an old revision
745 fa_archive_name
nvarchar(255) default '',
747 -- Which storage bin (directory tree or object store) the file data
748 -- is stored in. Should be 'deleted' for files that have been deleted;
749 -- any other bin is not yet in use.
750 fa_storage_group
nvarchar(16),
752 -- SHA-1 of the file contents plus extension, used as a key for storage.
753 -- eg 8f8a562add37052a1848ff7771a2c515db94baa9.jpg
755 -- If NULL, the file was missing at deletion time or has been purged
756 -- from the archival storage.
757 fa_storage_key
nvarchar(64) default '',
759 -- Deletion information, if this file is deleted.
761 fa_deleted_timestamp
varchar(14) default '',
762 fa_deleted_reason
nvarchar(max),
764 -- Duped fields from image
765 fa_size
int default 0,
766 fa_width
int default 0,
767 fa_height
int default 0,
768 fa_metadata
varbinary(max),
769 fa_bits
int default 0,
770 fa_media_type
varchar(16) default null,
771 fa_major_mime
varchar(16) not null default 'unknown',
772 fa_minor_mime
nvarchar(100) default 'unknown',
773 fa_description
nvarchar(255),
774 fa_user
int default 0 REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
775 fa_user_text
nvarchar(255),
776 fa_timestamp
varchar(14) default '',
778 -- Visibility of deleted revisions, bitfield
779 fa_deleted tinyint
NOT NULL default 0,
781 -- sha1 hash of file content
782 fa_sha1
nvarchar(32) NOT NULL default '',
784 CONSTRAINT fa_major_mime_ckc
check (fa_major_mime
in('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
785 CONSTRAINT fa_media_type_ckc
check (fa_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE','3D'))
788 -- pick out by image name
789 CREATE INDEX /*i*/fa_name
ON /*_*/filearchive (fa_name
, fa_timestamp
);
790 -- pick out dupe files
791 CREATE INDEX /*i*/fa_storage_group
ON /*_*/filearchive (fa_storage_group
, fa_storage_key
);
792 -- sort by deletion time
793 CREATE INDEX /*i*/fa_deleted_timestamp
ON /*_*/filearchive (fa_deleted_timestamp
);
795 CREATE INDEX /*i*/fa_user_timestamp
ON /*_*/filearchive (fa_user_text
,fa_timestamp
);
796 -- find file by sha1, 10 bytes will be enough for hashes to be indexed
797 CREATE INDEX /*i*/fa_sha1
ON /*_*/filearchive (fa_sha1
);
801 -- Store information about newly uploaded files before they're
802 -- moved into the actual filestore
804 CREATE TABLE /*_*/uploadstash (
805 us_id
int NOT NULL PRIMARY KEY IDENTITY,
807 -- the user who uploaded the file.
808 us_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
810 -- file key. this is how applications actually search for the file.
811 -- this might go away, or become the primary key.
812 us_key
nvarchar(255) NOT NULL,
815 us_orig_path
nvarchar(255) NOT NULL,
817 -- the temporary path at which the file is actually stored
818 us_path
nvarchar(255) NOT NULL,
820 -- which type of upload the file came from (sometimes)
821 us_source_type
nvarchar(50),
823 -- the date/time on which the file was added
824 us_timestamp
varchar(14) NOT NULL,
826 us_status
nvarchar(50) NOT NULL,
828 -- chunk counter starts at 0, current offset is stored in us_size
829 us_chunk_inx
int NULL,
831 -- Serialized file properties from FSFile::getProps()
832 us_props
nvarchar(max),
834 -- file size in bytes
835 us_size
int NOT NULL,
836 -- this hash comes from FSFile::getSha1Base36(), and is 31 characters
837 us_sha1
nvarchar(31) NOT NULL,
838 us_mime
nvarchar(255),
839 -- Media type as defined by the MEDIATYPE_xxx constants, should duplicate definition in the image table
840 us_media_type
varchar(16) default null,
841 -- image-specific properties
844 us_image_bits
smallint,
846 CONSTRAINT us_media_type_ckc
check (us_media_type
in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE', '3D'))
849 -- sometimes there's a delete for all of a user's stuff.
850 CREATE INDEX /*i*/us_user
ON /*_*/uploadstash (us_user
);
851 -- pick out files by key, enforce key uniqueness
852 CREATE UNIQUE INDEX /*i*/us_key
ON /*_*/uploadstash (us_key
);
853 -- the abandoned upload cleanup script needs this
854 CREATE INDEX /*i*/us_timestamp
ON /*_*/uploadstash (us_timestamp
);
858 -- Primarily a summary table for Special:Recentchanges,
859 -- this table contains some additional info on edits from
860 -- the last few days, see Article::editUpdates()
862 CREATE TABLE /*_*/recentchanges (
863 rc_id
int NOT NULL CONSTRAINT recentchanges__pk
PRIMARY KEY IDENTITY,
864 rc_timestamp
varchar(14) not null default '',
867 rc_user
int NOT NULL default 0 CONSTRAINT rc_user__user_id__fk
FOREIGN KEY REFERENCES /*_*/mwuser(user_id
),
868 rc_user_text
nvarchar(255) NOT NULL,
870 -- When pages are renamed, their RC entries do _not_ change.
871 rc_namespace
int NOT NULL default 0,
872 rc_title
nvarchar(255) NOT NULL default '',
875 rc_comment
nvarchar(255) NOT NULL default '',
876 rc_minor
bit NOT NULL default 0,
878 -- Edits by user accounts with the 'bot' rights key are
879 -- marked with a 1 here, and will be hidden from the
881 rc_bot
bit NOT NULL default 0,
883 -- Set if this change corresponds to a page creation
884 rc_new
bit NOT NULL default 0,
886 -- Key to page_id (was cur_id prior to 1.5).
887 -- This will keep links working after moves while
888 -- retaining the at-the-time name in the changes list.
889 rc_cur_id
int, -- NOT FK
891 -- rev_id of the given revision
892 rc_this_oldid
int, -- NOT FK
894 -- rev_id of the prior revision, for generating diff links.
895 rc_last_oldid
int, -- NOT FK
897 -- The type of change entry (RC_EDIT,RC_NEW,RC_LOG,RC_EXTERNAL)
898 rc_type tinyint
NOT NULL default 0,
900 -- The source of the change entry (replaces rc_type)
901 -- default of '' is temporary, needed for initial migration
902 rc_source
nvarchar(16) not null default '',
904 -- If the Recent Changes Patrol option is enabled,
905 -- users may mark edits as having been reviewed to
906 -- remove a warning flag on the RC list.
907 -- A value of 1 indicates the page has been reviewed.
908 rc_patrolled
bit NOT NULL default 0,
910 -- Recorded IP address the edit was made from, if the
911 -- $wgPutIPinRC option is enabled.
912 rc_ip
nvarchar(40) NOT NULL default '',
914 -- Text length in characters before
915 -- and after the edit
919 -- Visibility of recent changes items, bitfield
920 rc_deleted tinyint
NOT NULL default 0,
922 -- Value corresponding to log_id, specific log entries
923 rc_logid
int, -- FK added later
924 -- Store log type info here, or null
925 rc_log_type
nvarchar(255) NULL default NULL,
926 -- Store log action or null
927 rc_log_action
nvarchar(255) NULL default NULL,
929 rc_params
nvarchar(max) NULL
932 CREATE INDEX /*i*/rc_timestamp
ON /*_*/recentchanges (rc_timestamp
);
933 CREATE INDEX /*i*/rc_namespace_title
ON /*_*/recentchanges (rc_namespace
, rc_title
);
934 CREATE INDEX /*i*/rc_cur_id
ON /*_*/recentchanges (rc_cur_id
);
935 CREATE INDEX /*i*/new_name_timestamp
ON /*_*/recentchanges (rc_new
,rc_namespace
,rc_timestamp
);
936 CREATE INDEX /*i*/rc_ip
ON /*_*/recentchanges (rc_ip
);
937 CREATE INDEX /*i*/rc_ns_usertext
ON /*_*/recentchanges (rc_namespace
, rc_user_text
);
938 CREATE INDEX /*i*/rc_user_text
ON /*_*/recentchanges (rc_user_text
, rc_timestamp
);
939 CREATE INDEX /*i*/rc_name_type_patrolled_timestamp
ON /*_*/recentchanges (rc_namespace
, rc_type
, rc_patrolled
, rc_timestamp
);
942 CREATE TABLE /*_*/watchlist (
943 wl_id
int NOT NULL PRIMARY KEY IDENTITY,
944 -- Key to user.user_id
945 wl_user
int NOT NULL REFERENCES /*_*/mwuser(user_id
) ON DELETE CASCADE,
947 -- Key to page_namespace/page_title
948 -- Note that users may watch pages which do not exist yet,
949 -- or existed in the past but have been deleted.
950 wl_namespace
int NOT NULL default 0,
951 wl_title
nvarchar(255) NOT NULL default '',
953 -- Timestamp used to send notification e-mails and show "updated since last visit" markers on
954 -- history and recent changes / watchlist. Set to NULL when the user visits the latest revision
955 -- of the page, which means that they should be sent an e-mail on the next change.
956 wl_notificationtimestamp
varchar(14)
960 CREATE UNIQUE INDEX /*i*/wl_user
ON /*_*/watchlist (wl_user
, wl_namespace
, wl_title
);
961 CREATE INDEX /*i*/namespace_title
ON /*_*/watchlist (wl_namespace
, wl_title
);
965 -- Our search index for the builtin MediaWiki search
967 CREATE TABLE /*_*/searchindex (
969 si_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
971 -- Munged version of title
972 si_title
nvarchar(255) NOT NULL default '',
974 -- Munged version of body text
975 si_text
nvarchar(max) NOT NULL
978 CREATE UNIQUE INDEX /*i*/si_page
ON /*_*/searchindex (si_page
);
979 -- Fulltext index is defined in MssqlInstaller.php
982 -- Recognized interwiki link prefixes
984 CREATE TABLE /*_*/interwiki (
985 -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de")
986 iw_prefix
nvarchar(32) NOT NULL,
988 -- The URL of the wiki, with "$1" as a placeholder for an article name.
989 -- Any spaces in the name will be transformed to underscores before
991 iw_url
nvarchar(max) NOT NULL,
993 -- The URL of the file api.php
994 iw_api
nvarchar(max) NOT NULL,
996 -- The name of the database (for a connection to be established with wfGetLB( 'wikiid' ))
997 iw_wikiid
nvarchar(64) NOT NULL,
999 -- A boolean value indicating whether the wiki is in this project
1000 -- (used, for example, to detect redirect loops)
1001 iw_local
bit NOT NULL,
1003 -- Boolean value indicating whether interwiki transclusions are allowed.
1004 iw_trans
bit NOT NULL default 0
1007 CREATE UNIQUE INDEX /*i*/iw_prefix
ON /*_*/interwiki (iw_prefix
);
1011 -- Used for caching expensive grouped queries
1013 CREATE TABLE /*_*/querycache (
1014 -- A key name, generally the base name of of the special page.
1015 qc_type
nvarchar(32) NOT NULL,
1017 -- Some sort of stored value. Sizes, counts...
1018 qc_value
int NOT NULL default 0,
1020 -- Target namespace+title
1021 qc_namespace
int NOT NULL default 0,
1022 qc_title
nvarchar(255) NOT NULL default ''
1025 CREATE INDEX /*i*/qc_type
ON /*_*/querycache (qc_type
,qc_value
);
1029 -- For a few generic cache operations if not using Memcached
1031 CREATE TABLE /*_*/objectcache (
1032 keyname
nvarchar(255) NOT NULL default '' PRIMARY KEY,
1033 value varbinary(max),
1036 CREATE INDEX /*i*/exptime
ON /*_*/objectcache (exptime
);
1040 -- Cache of interwiki transclusion
1042 CREATE TABLE /*_*/transcache (
1043 tc_url
nvarchar(255) NOT NULL,
1044 tc_contents
nvarchar(max),
1045 tc_time
varchar(14) NOT NULL
1048 CREATE UNIQUE INDEX /*i*/tc_url_idx
ON /*_*/transcache (tc_url
);
1051 CREATE TABLE /*_*/logging (
1052 -- Log ID, for referring to this specific log entry, probably for deletion and such.
1053 log_id
int NOT NULL PRIMARY KEY IDENTITY(0,1),
1055 -- Symbolic keys for the general log type and the action type
1056 -- within the log. The output format will be controlled by the
1057 -- action field, but only the type controls categorization.
1058 log_type
nvarchar(32) NOT NULL default '',
1059 log_action
nvarchar(32) NOT NULL default '',
1062 log_timestamp
varchar(14) NOT NULL default '',
1064 -- The user who performed this action; key to user_id
1065 log_user
int, -- NOT an FK, if a user is deleted we still want to maintain a record of who did a thing
1067 -- Name of the user who performed this action
1068 log_user_text
nvarchar(255) NOT NULL default '',
1070 -- Key to the page affected. Where a user is the target,
1071 -- this will point to the user page.
1072 log_namespace
int NOT NULL default 0,
1073 log_title
nvarchar(255) NOT NULL default '',
1074 log_page
int NULL, -- NOT an FK, logging entries are inserted for deleted pages which still reference the deleted page ids
1076 -- Freeform text. Interpreted as edit history comments.
1077 log_comment
nvarchar(255) NOT NULL default '',
1079 -- miscellaneous parameters:
1080 -- LF separated list (old system) or serialized PHP array (new system)
1081 log_params
nvarchar(max) NOT NULL,
1083 -- rev_deleted for logs
1084 log_deleted tinyint
NOT NULL default 0
1087 CREATE INDEX /*i*/type_time
ON /*_*/logging (log_type
, log_timestamp
);
1088 CREATE INDEX /*i*/user_time
ON /*_*/logging (log_user
, log_timestamp
);
1089 CREATE INDEX /*i*/page_time
ON /*_*/logging (log_namespace
, log_title
, log_timestamp
);
1090 CREATE INDEX /*i*/times
ON /*_*/logging (log_timestamp
);
1091 CREATE INDEX /*i*/log_user_type_time
ON /*_*/logging (log_user
, log_type
, log_timestamp
);
1092 CREATE INDEX /*i*/log_page_id_time
ON /*_*/logging (log_page
,log_timestamp
);
1093 CREATE INDEX /*i*/type_action
ON /*_*/logging (log_type
, log_action
, log_timestamp
);
1094 CREATE INDEX /*i*/log_user_text_type_time
ON /*_*/logging (log_user_text
, log_type
, log_timestamp
);
1095 CREATE INDEX /*i*/log_user_text_time
ON /*_*/logging (log_user_text
, log_timestamp
);
1097 INSERT INTO /*_*/logging (log_user
,log_page
,log_params
) VALUES(0,0,'');
1099 ALTER TABLE /*_*/recentchanges
ADD CONSTRAINT rc_logid__log_id__fk
FOREIGN KEY (rc_logid
) REFERENCES /*_*/logging(log_id
) ON DELETE CASCADE;
1101 CREATE TABLE /*_*/log_search (
1102 -- The type of ID (rev ID, log ID, rev timestamp, username)
1103 ls_field
nvarchar(32) NOT NULL,
1104 -- The value of the ID
1105 ls_value
nvarchar(255) NOT NULL,
1107 ls_log_id
int REFERENCES /*_*/logging(log_id
) ON DELETE CASCADE
1109 CREATE UNIQUE INDEX /*i*/ls_field_val
ON /*_*/log_search (ls_field
,ls_value
,ls_log_id
);
1110 CREATE INDEX /*i*/ls_log_id
ON /*_*/log_search (ls_log_id
);
1113 -- Jobs performed by parallel apache threads or a command-line daemon
1114 CREATE TABLE /*_*/job (
1115 job_id
int NOT NULL PRIMARY KEY IDENTITY,
1118 -- Limited to 60 to prevent key length overflow
1119 job_cmd
nvarchar(60) NOT NULL default '',
1121 -- Namespace and title to act on
1122 -- Should be 0 and '' if the command does not operate on a title
1123 job_namespace
int NOT NULL,
1124 job_title
nvarchar(255) NOT NULL,
1126 -- Timestamp of when the job was inserted
1127 -- NULL for jobs added before addition of the timestamp
1128 job_timestamp
nvarchar(14) NULL default NULL,
1130 -- Any other parameters to the command
1131 -- Stored as a PHP serialized array, or an empty string if there are no parameters
1132 job_params
nvarchar(max) NOT NULL,
1134 -- Random, non-unique, number used for job acquisition (for lock concurrency)
1135 job_random
int NOT NULL default 0,
1137 -- The number of times this job has been locked
1138 job_attempts
int NOT NULL default 0,
1140 -- Field that conveys process locks on rows via process UUIDs
1141 job_token
nvarchar(32) NOT NULL default '',
1143 -- Timestamp when the job was locked
1144 job_token_timestamp
varchar(14) NULL default NULL,
1146 -- Base 36 SHA1 of the job parameters relevant to detecting duplicates
1147 job_sha1
nvarchar(32) NOT NULL default ''
1150 CREATE INDEX /*i*/job_sha1
ON /*_*/job (job_sha1
);
1151 CREATE INDEX /*i*/job_cmd_token
ON /*_*/job (job_cmd
,job_token
,job_random
);
1152 CREATE INDEX /*i*/job_cmd_token_id
ON /*_*/job (job_cmd
,job_token
,job_id
);
1153 CREATE INDEX /*i*/job_cmd
ON /*_*/job (job_cmd
, job_namespace
, job_title
);
1154 CREATE INDEX /*i*/job_timestamp
ON /*_*/job (job_timestamp
);
1157 -- Details of updates to cached special pages
1158 CREATE TABLE /*_*/querycache_info (
1159 -- Special page name
1160 -- Corresponds to a qc_type value
1161 qci_type
nvarchar(32) NOT NULL default '',
1163 -- Timestamp of last update
1164 qci_timestamp
varchar(14) NOT NULL default ''
1167 CREATE UNIQUE INDEX /*i*/qci_type
ON /*_*/querycache_info (qci_type
);
1170 -- For each redirect, this table contains exactly one row defining its target
1171 CREATE TABLE /*_*/redirect (
1172 -- Key to the page_id of the redirect page
1173 rd_from
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1175 -- Key to page_namespace/page_title of the target page.
1176 -- The target page may or may not exist, and due to renames
1177 -- and deletions may refer to different page records as time
1179 rd_namespace
int NOT NULL default 0,
1180 rd_title
nvarchar(255) NOT NULL default '',
1181 rd_interwiki
nvarchar(32) default NULL,
1182 rd_fragment
nvarchar(255) default NULL
1185 CREATE INDEX /*i*/rd_ns_title
ON /*_*/redirect (rd_namespace
,rd_title
,rd_from
);
1188 -- Used for caching expensive grouped queries that need two links (for example double-redirects)
1189 CREATE TABLE /*_*/querycachetwo (
1190 -- A key name, generally the base name of of the special page.
1191 qcc_type
nvarchar(32) NOT NULL,
1193 -- Some sort of stored value. Sizes, counts...
1194 qcc_value
int NOT NULL default 0,
1196 -- Target namespace+title
1197 qcc_namespace
int NOT NULL default 0,
1198 qcc_title
nvarchar(255) NOT NULL default '',
1200 -- Target namespace+title2
1201 qcc_namespacetwo
int NOT NULL default 0,
1202 qcc_titletwo
nvarchar(255) NOT NULL default ''
1205 CREATE INDEX /*i*/qcc_type
ON /*_*/querycachetwo (qcc_type
,qcc_value
);
1206 CREATE INDEX /*i*/qcc_title
ON /*_*/querycachetwo (qcc_type
,qcc_namespace
,qcc_title
);
1207 CREATE INDEX /*i*/qcc_titletwo
ON /*_*/querycachetwo (qcc_type
,qcc_namespacetwo
,qcc_titletwo
);
1210 -- Used for storing page restrictions (i.e. protection levels)
1211 CREATE TABLE /*_*/page_restrictions (
1212 -- Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)
1213 pr_id
int NOT NULL PRIMARY KEY IDENTITY,
1214 -- Page to apply restrictions to (Foreign Key to page).
1215 pr_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1216 -- The protection type (edit, move, etc)
1217 pr_type
nvarchar(60) NOT NULL,
1218 -- The protection level (Sysop, autoconfirmed, etc)
1219 pr_level
nvarchar(60) NOT NULL,
1220 -- Whether or not to cascade the protection down to pages transcluded.
1221 pr_cascade
bit NOT NULL,
1222 -- Field for future support of per-user restriction.
1224 -- Field for time-limited protection.
1225 pr_expiry
varchar(14) NULL
1228 CREATE UNIQUE INDEX /*i*/pr_pagetype
ON /*_*/page_restrictions (pr_page
,pr_type
);
1229 CREATE INDEX /*i*/pr_typelevel
ON /*_*/page_restrictions (pr_type
,pr_level
);
1230 CREATE INDEX /*i*/pr_level
ON /*_*/page_restrictions (pr_level
);
1231 CREATE INDEX /*i*/pr_cascade
ON /*_*/page_restrictions (pr_cascade
);
1234 -- Protected titles - nonexistent pages that have been protected
1235 CREATE TABLE /*_*/protected_titles (
1236 pt_namespace
int NOT NULL,
1237 pt_title
nvarchar(255) NOT NULL,
1238 pt_user
int REFERENCES /*_*/mwuser(user_id
) ON DELETE SET NULL,
1239 pt_reason
nvarchar(255),
1240 pt_timestamp
varchar(14) NOT NULL,
1241 pt_expiry
varchar(14) NOT NULL,
1242 pt_create_perm
nvarchar(60) NOT NULL
1245 CREATE UNIQUE INDEX /*i*/pt_namespace_title
ON /*_*/protected_titles (pt_namespace
,pt_title
);
1246 CREATE INDEX /*i*/pt_timestamp
ON /*_*/protected_titles (pt_timestamp
);
1249 -- Name/value pairs indexed by page_id
1250 CREATE TABLE /*_*/page_props (
1251 pp_page
int NOT NULL REFERENCES /*_*/page(page_id
) ON DELETE CASCADE,
1252 pp_propname
nvarchar(60) NOT NULL,
1253 pp_value
nvarchar(max) NOT NULL,
1254 pp_sortkey
float DEFAULT NULL
1257 CREATE UNIQUE INDEX /*i*/pp_page_propname
ON /*_*/page_props (pp_page
,pp_propname
);
1258 CREATE UNIQUE INDEX /*i*/pp_propname_page
ON /*_*/page_props (pp_propname
,pp_page
);
1259 CREATE UNIQUE INDEX /*i*/pp_propname_sortkey_page
ON /*_*/page_props (pp_propname
,pp_sortkey
,pp_page
);
1262 -- A table to log updates, one text key row per update.
1263 CREATE TABLE /*_*/updatelog (
1264 ul_key
nvarchar(255) NOT NULL PRIMARY KEY,
1265 ul_value
nvarchar(max)
1269 -- A table to track tags for revisions, logs and recent changes.
1270 CREATE TABLE /*_*/change_tag (
1271 ct_id
int NOT NULL PRIMARY KEY IDENTITY,
1272 -- RCID for the change
1273 ct_rc_id
int NULL REFERENCES /*_*/recentchanges(rc_id
),
1274 -- LOGID for the change
1275 ct_log_id
int NULL REFERENCES /*_*/logging(log_id
),
1276 -- REVID for the change
1277 ct_rev_id
int NULL REFERENCES /*_*/revision(rev_id
),
1279 ct_tag
nvarchar(255) NOT NULL,
1280 -- Parameters for the tag, presently unused
1281 ct_params
nvarchar(max) NULL
1284 CREATE UNIQUE INDEX /*i*/change_tag_rc_tag
ON /*_*/change_tag (ct_rc_id
,ct_tag
);
1285 CREATE UNIQUE INDEX /*i*/change_tag_log_tag
ON /*_*/change_tag (ct_log_id
,ct_tag
);
1286 CREATE UNIQUE INDEX /*i*/change_tag_rev_tag
ON /*_*/change_tag (ct_rev_id
,ct_tag
);
1287 -- Covering index, so we can pull all the info only out of the index.
1288 CREATE INDEX /*i*/change_tag_tag_id
ON /*_*/change_tag (ct_tag
,ct_rc_id
,ct_rev_id
,ct_log_id
);
1291 -- Rollup table to pull a LIST of tags simply without ugly GROUP_CONCAT
1292 -- that only works on MySQL 4.1+
1293 CREATE TABLE /*_*/tag_summary (
1294 ts_id
int NOT NULL PRIMARY KEY IDENTITY,
1295 -- RCID for the change
1296 ts_rc_id
int NULL REFERENCES /*_*/recentchanges(rc_id
),
1297 -- LOGID for the change
1298 ts_log_id
int NULL REFERENCES /*_*/logging(log_id
),
1299 -- REVID for the change
1300 ts_rev_id
int NULL REFERENCES /*_*/revision(rev_id
),
1301 -- Comma-separated list of tags
1302 ts_tags
nvarchar(max) NOT NULL
1305 CREATE UNIQUE INDEX /*i*/tag_summary_rc_id
ON /*_*/tag_summary (ts_rc_id
);
1306 CREATE UNIQUE INDEX /*i*/tag_summary_log_id
ON /*_*/tag_summary (ts_log_id
);
1307 CREATE UNIQUE INDEX /*i*/tag_summary_rev_id
ON /*_*/tag_summary (ts_rev_id
);
1310 CREATE TABLE /*_*/valid_tag (
1311 vt_tag
nvarchar(255) NOT NULL PRIMARY KEY
1314 -- Table for storing localisation data
1315 CREATE TABLE /*_*/l10n_cache (
1317 lc_lang
nvarchar(32) NOT NULL,
1319 lc_key
nvarchar(255) NOT NULL,
1321 lc_value
varbinary(max) NOT NULL
1323 CREATE INDEX /*i*/lc_lang_key
ON /*_*/l10n_cache (lc_lang
, lc_key
);
1325 -- Table caching which local files a module depends on that aren't
1326 -- registered directly, used for fast retrieval of file dependency.
1327 -- Currently only used for tracking images that CSS depends on
1328 CREATE TABLE /*_*/module_deps (
1330 md_module
nvarchar(255) NOT NULL,
1332 md_skin
nvarchar(32) NOT NULL,
1333 -- JSON nvarchar(max) with file dependencies
1334 md_deps
nvarchar(max) NOT NULL
1336 CREATE UNIQUE INDEX /*i*/md_module_skin
ON /*_*/module_deps (md_module
, md_skin
);
1338 -- Holds all the sites known to the wiki.
1339 CREATE TABLE /*_*/sites (
1340 -- Numeric id of the site
1341 site_id
int NOT NULL PRIMARY KEY IDENTITY,
1343 -- Global identifier for the site, ie 'enwiktionary'
1344 site_global_key
nvarchar(32) NOT NULL,
1346 -- Type of the site, ie 'mediawiki'
1347 site_type
nvarchar(32) NOT NULL,
1349 -- Group of the site, ie 'wikipedia'
1350 site_group
nvarchar(32) NOT NULL,
1352 -- Source of the site data, ie 'local', 'wikidata', 'my-magical-repo'
1353 site_source
nvarchar(32) NOT NULL,
1355 -- Language code of the sites primary language.
1356 site_language
nvarchar(32) NOT NULL,
1358 -- Protocol of the site, ie 'http://', 'irc://', '//'
1359 -- This field is an index for lookups and is build from type specific data in site_data.
1360 site_protocol
nvarchar(32) NOT NULL,
1362 -- Domain of the site in reverse order, ie 'org.mediawiki.www.'
1363 -- This field is an index for lookups and is build from type specific data in site_data.
1364 site_domain
NVARCHAR(255) NOT NULL,
1366 -- Type dependent site data.
1367 site_data
nvarchar(max) NOT NULL,
1369 -- If site.tld/path/key:pageTitle should forward users to the page on
1370 -- the actual site, where "key" is the local identifier.
1371 site_forward
bit NOT NULL,
1373 -- Type dependent site config.
1374 -- For instance if template transclusion should be allowed if it's a MediaWiki.
1375 site_config
nvarchar(max) NOT NULL
1378 CREATE UNIQUE INDEX /*i*/sites_global_key
ON /*_*/sites (site_global_key
);
1379 CREATE INDEX /*i*/sites_type
ON /*_*/sites (site_type
);
1380 CREATE INDEX /*i*/sites_group
ON /*_*/sites (site_group
);
1381 CREATE INDEX /*i*/sites_source
ON /*_*/sites (site_source
);
1382 CREATE INDEX /*i*/sites_language
ON /*_*/sites (site_language
);
1383 CREATE INDEX /*i*/sites_protocol
ON /*_*/sites (site_protocol
);
1384 CREATE INDEX /*i*/sites_domain
ON /*_*/sites (site_domain
);
1385 CREATE INDEX /*i*/sites_forward
ON /*_*/sites (site_forward
);
1387 -- Links local site identifiers to their corresponding site.
1388 CREATE TABLE /*_*/site_identifiers (
1389 -- Key on site.site_id
1390 si_site
int NOT NULL REFERENCES /*_*/sites(site_id
) ON DELETE CASCADE,
1392 -- local key type, ie 'interwiki' or 'langlink'
1393 si_type
nvarchar(32) NOT NULL,
1395 -- local key value, ie 'en' or 'wiktionary'
1396 si_key
nvarchar(32) NOT NULL
1399 CREATE UNIQUE INDEX /*i*/site_ids_type
ON /*_*/site_identifiers (si_type
, si_key
);
1400 CREATE INDEX /*i*/site_ids_site
ON /*_*/site_identifiers (si_site
);
1401 CREATE INDEX /*i*/site_ids_key
ON /*_*/site_identifiers (si_key
);