1 -- SQL to create the initial tables for the MediaWiki database.
2 -- This is read and executed by the install script; you should
3 -- not have to run it by itself unless doing a manual install.
4 -- This is the PostgreSQL version.
5 -- For information about each table, please see the notes in maintenance/tables.sql
6 -- Please make sure all dollar-quoting uses $mw$ at the start of the line
7 -- We can't use SERIAL everywhere: the sequence names are hard-coded into the PHP
8 -- TODO: Change CHAR to BOOL
11 SET client_min_messages
= 'ERROR';
13 CREATE SEQUENCE user_user_id_seq
MINVALUE 0 START WITH 0;
15 user_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('user_user_id_seq'),
16 user_name
TEXT NOT NULL UNIQUE,
19 user_newpassword
TEXT,
22 user_email_token
CHAR(32),
23 user_email_token_expires TIMESTAMPTZ
,
24 user_email_authenticated TIMESTAMPTZ
,
26 user_touched TIMESTAMPTZ
,
27 user_registration TIMESTAMPTZ
29 CREATE INDEX user_email_token_idx
ON "user" (user_email_token
);
31 -- Create a dummy user to satisfy fk contraints especially with revisions
33 VALUES (DEFAULT,'Anonymous','',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,now(),now());
35 CREATE TABLE user_groups (
36 ug_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE CASCADE,
37 ug_group
TEXT NOT NULL
39 CREATE UNIQUE INDEX user_groups_unique
ON user_groups (ug_user
, ug_group
);
41 CREATE TABLE user_newtalk (
42 user_id
INTEGER NOT NULL REFERENCES "user"(user_id
) ON DELETE CASCADE,
45 CREATE INDEX user_newtalk_id_idx
ON user_newtalk (user_id
);
46 CREATE INDEX user_newtalk_ip_idx
ON user_newtalk (user_ip
);
49 CREATE SEQUENCE page_page_id_seq
;
51 page_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('page_page_id_seq'),
52 page_namespace
SMALLINT NOT NULL,
53 page_title
TEXT NOT NULL,
54 page_restrictions
TEXT,
55 page_counter
BIGINT NOT NULL DEFAULT 0,
56 page_is_redirect
CHAR NOT NULL DEFAULT 0,
57 page_is_new
CHAR NOT NULL DEFAULT 0,
58 page_random
NUMERIC(15,14) NOT NULL DEFAULT RANDOM(),
59 page_touched TIMESTAMPTZ
,
60 page_latest
INTEGER NOT NULL, -- FK?
61 page_len
INTEGER NOT NULL
63 CREATE UNIQUE INDEX page_unique_name
ON page (page_namespace
, page_title
);
64 CREATE INDEX page_main_title
ON page (page_title
) WHERE page_namespace
= 0;
65 CREATE INDEX page_talk_title
ON page (page_title
) WHERE page_namespace
= 1;
66 CREATE INDEX page_user_title
ON page (page_title
) WHERE page_namespace
= 2;
67 CREATE INDEX page_utalk_title
ON page (page_title
) WHERE page_namespace
= 3;
68 CREATE INDEX page_project_title
ON page (page_title
) WHERE page_namespace
= 4;
69 CREATE INDEX page_random_idx
ON page (page_random
);
70 CREATE INDEX page_len_idx
ON page (page_len
);
72 CREATE FUNCTION page_deleted() RETURNS TRIGGER LANGUAGE plpgsql
AS
75 DELETE FROM recentchanges
WHERE rc_namespace
= OLD.page_namespace
AND rc_title
= OLD.page_title
;
80 CREATE TRIGGER page_deleted
AFTER DELETE ON page
81 FOR EACH ROW EXECUTE PROCEDURE page_deleted();
84 -- Create a dummy page to satisfy fk contraints where a page_id of "0" is added
85 INSERT INTO page (page_id
,page_namespace
,page_title
,page_random
,page_latest
,page_len
)
86 VALUES (0,0,'',0.0,0,0);
89 CREATE SEQUENCE rev_rev_id_val
;
90 CREATE TABLE revision (
91 rev_id
INTEGER NOT NULL UNIQUE DEFAULT nextval('rev_rev_id_val'),
92 rev_page
INTEGER NULL REFERENCES page (page_id
) ON DELETE CASCADE,
93 rev_text_id
INTEGER NULL, -- FK
95 rev_user
INTEGER NOT NULL REFERENCES "user"(user_id
),
96 rev_user_text
TEXT NOT NULL,
97 rev_timestamp TIMESTAMPTZ
NOT NULL,
98 rev_minor_edit
CHAR NOT NULL DEFAULT '0',
99 rev_deleted
CHAR NOT NULL DEFAULT '0'
101 CREATE UNIQUE INDEX revision_unique
ON revision (rev_page
, rev_id
);
102 CREATE INDEX rev_timestamp_idx
ON revision (rev_timestamp
);
103 CREATE INDEX rev_user_idx
ON revision (rev_user
);
104 CREATE INDEX rev_user_text_idx
ON revision (rev_user_text
);
107 CREATE SEQUENCE text_old_id_val
;
108 CREATE TABLE "text" (
109 old_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('text_old_id_val'),
115 CREATE TABLE archive2 (
116 ar_namespace
SMALLINT NOT NULL,
117 ar_title
TEXT NOT NULL,
120 ar_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
121 ar_user_text
TEXT NOT NULL,
122 ar_timestamp TIMESTAMPTZ
NOT NULL,
123 ar_minor_edit
CHAR NOT NULL DEFAULT '0',
128 CREATE INDEX archive_name_title_timestamp
ON archive2 (ar_namespace
,ar_title
,ar_timestamp
);
130 -- This is the easiest way to work around the char(15) timestamp hack without modifying PHP code
131 CREATE VIEW archive
AS
133 ar_namespace
, ar_title
, ar_text
, ar_comment
, ar_user
, ar_user_text
,
134 ar_minor_edit
, ar_flags
, ar_rev_id
, ar_text_id
,
135 TO_CHAR(ar_timestamp
, 'YYYYMMDDHH24MISS') AS ar_timestamp
138 CREATE RULE archive_insert
AS ON INSERT TO archive
139 DO INSTEAD INSERT INTO archive2
VALUES (
140 NEW.ar_namespace
, NEW.ar_title
, NEW.ar_text
, NEW.ar_comment
, NEW.ar_user
, NEW.ar_user_text
,
141 TO_DATE(NEW.ar_timestamp
, 'YYYYMMDDHH24MISS'),
142 NEW.ar_minor_edit
, NEW.ar_flags
, NEW.ar_rev_id
, NEW.ar_text_id
146 CREATE TABLE pagelinks (
147 pl_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
148 pl_namespace
SMALLINT NOT NULL,
149 pl_title
TEXT NOT NULL
151 CREATE UNIQUE INDEX pagelink_unique
ON pagelinks (pl_namespace
,pl_title
,pl_from
);
153 CREATE TABLE templatelinks (
154 tl_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
155 tl_namespace
TEXT NOT NULL,
156 tl_title
TEXT NOT NULL
158 CREATE UNIQUE INDEX templatelinks_unique
ON templatelinks (tl_namespace
,tl_title
,tl_from
);
160 CREATE TABLE imagelinks (
161 il_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
164 CREATE UNIQUE INDEX il_from
ON imagelinks (il_to
,il_from
);
166 CREATE TABLE categorylinks (
167 cl_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
170 cl_timestamp TIMESTAMPTZ
NOT NULL
172 CREATE UNIQUE INDEX cl_from
ON categorylinks (cl_from
, cl_to
);
173 CREATE INDEX cl_sortkey
ON categorylinks (cl_to
, cl_sortkey
);
175 CREATE TABLE externallinks (
176 el_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
178 el_index
TEXT NOT NULL
180 CREATE INDEX externallinks_from_to
ON externallinks (el_from
,el_to
);
181 CREATE INDEX externallinks_index
ON externallinks (el_index
);
183 CREATE TABLE langlinks (
184 ll_from
INTEGER NOT NULL REFERENCES page (page_id
) ON DELETE CASCADE,
188 CREATE UNIQUE INDEX langlinks_unique
ON langlinks (ll_from
,ll_lang
);
189 CREATE INDEX langlinks_lang_title
ON langlinks (ll_lang
,ll_title
);
192 CREATE TABLE site_stats (
193 ss_row_id
INTEGER NOT NULL UNIQUE,
194 ss_total_views
INTEGER DEFAULT 0,
195 ss_total_edits
INTEGER DEFAULT 0,
196 ss_good_articles
INTEGER DEFAULT 0,
197 ss_total_pages
INTEGER DEFAULT -1,
198 ss_users
INTEGER DEFAULT -1,
199 ss_admins
INTEGER DEFAULT -1,
200 ss_images
INTEGER DEFAULT 0
203 CREATE TABLE hitcounter (
204 hc_id
BIGINT NOT NULL
208 CREATE SEQUENCE ipblocks_ipb_id_val
;
209 CREATE TABLE ipblocks (
210 ipb_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('ipblocks_ipb_id_val'),
211 ipb_address CIDR
NULL,
212 ipb_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
213 ipb_by
INTEGER NOT NULL REFERENCES "user"(user_id
) ON DELETE CASCADE,
214 ipb_reason
TEXT NOT NULL,
215 ipb_timestamp TIMESTAMPTZ
NOT NULL,
216 ipb_auto
CHAR NOT NULL DEFAULT '0',
217 ipb_anon_only
CHAR NOT NULL DEFAULT '0',
218 ipb_create_account
CHAR NOT NULL DEFAULT '1',
219 ipb_expiry TIMESTAMPTZ
NOT NULL,
220 ipb_range_start
TEXT,
223 CREATE INDEX ipb_address
ON ipblocks (ipb_address
);
224 CREATE INDEX ipb_user
ON ipblocks (ipb_user
);
225 CREATE INDEX ipb_range
ON ipblocks (ipb_range_start
,ipb_range_end
);
229 img_name
TEXT NOT NULL PRIMARY KEY,
230 img_size
INTEGER NOT NULL,
231 img_width
INTEGER NOT NULL,
232 img_height
INTEGER NOT NULL,
236 img_major_mime
TEXT DEFAULT 'unknown',
237 img_minor_mime
TEXT DEFAULT 'unknown',
238 img_description
TEXT NOT NULL,
239 img_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
240 img_user_text
TEXT NOT NULL,
241 img_timestamp TIMESTAMPTZ
243 CREATE INDEX img_size_idx
ON image (img_size
);
244 CREATE INDEX img_timestamp_idx
ON image (img_timestamp
);
246 CREATE TABLE oldimage (
247 oi_name
TEXT NOT NULL REFERENCES image(img_name
),
248 oi_archive_name
TEXT NOT NULL,
249 oi_size
SMALLINT NOT NULL,
250 oi_width
SMALLINT NOT NULL,
251 oi_height
SMALLINT NOT NULL,
252 oi_bits
SMALLINT NOT NULL,
254 oi_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
255 oi_user_text
TEXT NOT NULL,
256 oi_timestamp TIMESTAMPTZ
NOT NULL
258 CREATE INDEX oi_name
ON oldimage (oi_name
);
261 CREATE TABLE filearchive (
262 fa_id SERIAL
NOT NULL PRIMARY KEY,
263 fa_name
TEXT NOT NULL,
264 fa_archive_name
TEXT,
265 fa_storage_group
VARCHAR(16),
266 fa_storage_key
CHAR(64),
267 fa_deleted_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
268 fa_deleted_timestamp TIMESTAMPTZ
NOT NULL,
269 fa_deleted_reason
TEXT,
270 fa_size
SMALLINT NOT NULL,
271 fa_width
SMALLINT NOT NULL,
272 fa_height
SMALLINT NOT NULL,
276 fa_major_mime
TEXT DEFAULT 'unknown',
277 fa_minor_mime
TEXT DEFAULT 'unknown',
278 fa_description
TEXT NOT NULL,
279 fa_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
280 fa_user_text
TEXT NOT NULL,
281 fa_timestamp TIMESTAMPTZ
283 CREATE INDEX fa_name_time
ON filearchive (fa_name
, fa_timestamp
);
284 CREATE INDEX fa_dupe
ON filearchive (fa_storage_group
, fa_storage_key
);
285 CREATE INDEX fa_notime
ON filearchive (fa_deleted_timestamp
);
286 CREATE INDEX fa_nouser
ON filearchive (fa_deleted_user
);
289 CREATE SEQUENCE rc_rc_id_seq
;
290 CREATE TABLE recentchanges (
291 rc_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('rc_rc_id_seq'),
292 rc_timestamp TIMESTAMPTZ
NOT NULL,
293 rc_cur_time TIMESTAMPTZ
NOT NULL,
294 rc_user
INTEGER NULL REFERENCES "user"(user_id
) ON DELETE SET NULL,
295 rc_user_text
TEXT NOT NULL,
296 rc_namespace
SMALLINT NOT NULL,
297 rc_title
TEXT NOT NULL,
299 rc_minor
CHAR NOT NULL DEFAULT '0',
300 rc_bot
CHAR NOT NULL DEFAULT '0',
301 rc_new
CHAR NOT NULL DEFAULT '0',
302 rc_cur_id
INTEGER NULL REFERENCES page(page_id
) ON DELETE SET NULL,
303 rc_this_oldid
INTEGER NOT NULL,
304 rc_last_oldid
INTEGER NOT NULL,
305 rc_type
CHAR NOT NULL DEFAULT '0',
306 rc_moved_to_ns
SMALLINT,
307 rc_moved_to_title
TEXT,
308 rc_patrolled
CHAR NOT NULL DEFAULT '0',
311 CREATE INDEX rc_timestamp
ON recentchanges (rc_timestamp
);
312 CREATE INDEX rc_namespace_title
ON recentchanges (rc_namespace
, rc_title
);
313 CREATE INDEX rc_cur_id
ON recentchanges (rc_cur_id
);
314 CREATE INDEX new_name_timestamp
ON recentchanges (rc_new
, rc_namespace
, rc_timestamp
);
315 CREATE INDEX rc_ip
ON recentchanges (rc_ip
);
318 CREATE TABLE watchlist (
319 wl_user
INTEGER NOT NULL REFERENCES "user"(user_id
) ON DELETE CASCADE,
320 wl_namespace
SMALLINT NOT NULL DEFAULT 0,
321 wl_title
TEXT NOT NULL,
322 wl_notificationtimestamp TIMESTAMPTZ
324 CREATE UNIQUE INDEX wl_user_namespace_title
ON watchlist (wl_namespace
, wl_title
, wl_user
);
328 math_inputhash
TEXT NOT NULL UNIQUE,
329 math_outputhash
TEXT NOT NULL,
330 math_html_conservativeness
SMALLINT NOT NULL,
336 CREATE TABLE interwiki (
337 iw_prefix
TEXT NOT NULL UNIQUE,
338 iw_url
TEXT NOT NULL,
339 iw_local
CHAR NOT NULL,
340 iw_trans
CHAR NOT NULL DEFAULT '0'
344 CREATE TABLE querycache (
345 qc_type
TEXT NOT NULL,
346 qc_value
SMALLINT NOT NULL,
347 qc_namespace
SMALLINT NOT NULL,
348 qc_title
TEXT NOT NULL
350 CREATE INDEX querycache_type_value
ON querycache (qc_type
, qc_value
);
352 CREATE TABLE querycache_info (
353 qci_type
TEXT UNIQUE,
354 qci_timestamp TIMESTAMPTZ
NULL
357 CREATE TABLE objectcache (
358 keyname
CHAR(255) UNIQUE,
359 value BYTEA
NOT NULL DEFAULT '',
360 exptime TIMESTAMPTZ
NOT NULL
362 CREATE INDEX objectcacache_exptime
ON objectcache (exptime
);
364 CREATE TABLE transcache (
365 tc_url
TEXT NOT NULL UNIQUE,
366 tc_contents
TEXT NOT NULL,
367 tc_time TIMESTAMPTZ
NOT NULL
371 CREATE TABLE logging (
372 log_type
TEXT NOT NULL,
373 log_action
TEXT NOT NULL,
374 log_timestamp TIMESTAMPTZ
NOT NULL,
375 log_user
INTEGER REFERENCES "user"(user_id
) ON DELETE SET NULL,
376 log_namespace
SMALLINT NOT NULL,
377 log_title
TEXT NOT NULL,
381 CREATE INDEX logging_type_name
ON logging (log_type
, log_timestamp
);
382 CREATE INDEX logging_user_time
ON logging (log_timestamp
, log_user
);
383 CREATE INDEX logging_page_time
ON logging (log_namespace
, log_title
, log_timestamp
);
386 CREATE TABLE trackbacks (
387 tb_id SERIAL
NOT NULL PRIMARY KEY,
388 tb_page
INTEGER REFERENCES page(page_id
) ON DELETE CASCADE,
389 tb_title
TEXT NOT NULL,
390 tb_url
TEXT NOT NULL,
394 CREATE INDEX trackback_page
ON trackbacks (tb_page
);
397 CREATE SEQUENCE job_job_id_seq
;
399 job_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('job_job_id_seq'),
400 job_cmd
TEXT NOT NULL,
401 job_namespace
SMALLINT NOT NULL,
402 job_title
TEXT NOT NULL,
403 job_params
TEXT NOT NULL
405 CREATE INDEX job_cmd_namespace_title
ON job (job_cmd
, job_namespace
, job_title
);
407 -- Tsearch2 2 stuff. Will fail if we don't have proper access to the tsearch2 tables
409 ALTER TABLE page
ADD titlevector tsvector
;
410 CREATE INDEX ts2_page_title
ON page
USING gist(titlevector
);
411 CREATE FUNCTION ts2_page_title() RETURNS TRIGGER LANGUAGE plpgsql
AS
414 IF TG_OP
= 'INSERT' THEN
415 NEW.titlevector
= to_tsvector(NEW.page_title
);
416 ELSIF
NEW.page_title
!= OLD.page_title
THEN
417 NEW.titlevector
:= to_tsvector(NEW.page_title
);
423 CREATE TRIGGER ts2_page_title
BEFORE INSERT OR UPDATE ON page
424 FOR EACH ROW EXECUTE PROCEDURE ts2_page_title();
427 ALTER TABLE text ADD textvector tsvector
;
428 CREATE INDEX ts2_page_text
ON text USING gist(textvector
);
429 CREATE FUNCTION ts2_page_text() RETURNS TRIGGER LANGUAGE plpgsql
AS
432 IF TG_OP
= 'INSERT' THEN
433 NEW.textvector
= to_tsvector(NEW.old_text
);
434 ELSIF
NEW.old_text
!= OLD.old_text
THEN
435 NEW.textvector
:= to_tsvector(NEW.old_text
);
441 CREATE TRIGGER ts2_page_text
BEFORE INSERT OR UPDATE ON text
442 FOR EACH ROW EXECUTE PROCEDURE ts2_page_text();
444 CREATE FUNCTION add_interwiki (TEXT,INT,CHAR) RETURNS INT LANGUAGE SQL AS
446 INSERT INTO interwiki (iw_prefix
, iw_url
, iw_local
) VALUES ($
1,$
2,$
3);
450 CREATE TABLE mediawiki_version (
452 mw_version
TEXT NOT NULL,
454 pg_version
TEXT NULL,
459 ts2_schema
TEXT NULL,
461 sql_version
TEXT NULL,
463 cdate TIMESTAMPTZ
NOT NULL DEFAULT now()
466 INSERT INTO mediawiki_version (type,mw_version
,sql_version
,sql_date
)
467 VALUES ('Creation','??','$LastChangedRevision$','$LastChangedDate$');