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;
14 CREATE TABLE mwuser ( -- replace reserved word 'user'
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 mwuser (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 mwuser(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 mwuser(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();
83 CREATE SEQUENCE rev_rev_id_val
;
84 CREATE TABLE revision (
85 rev_id
INTEGER NOT NULL UNIQUE DEFAULT nextval('rev_rev_id_val'),
86 rev_page
INTEGER NULL REFERENCES page (page_id
) ON DELETE CASCADE,
87 rev_text_id
INTEGER NULL, -- FK
89 rev_user
INTEGER NOT NULL REFERENCES mwuser(user_id
),
90 rev_user_text
TEXT NOT NULL,
91 rev_timestamp TIMESTAMPTZ
NOT NULL,
92 rev_minor_edit
CHAR NOT NULL DEFAULT '0',
93 rev_deleted
CHAR NOT NULL DEFAULT '0'
95 CREATE UNIQUE INDEX revision_unique
ON revision (rev_page
, rev_id
);
96 CREATE INDEX rev_timestamp_idx
ON revision (rev_timestamp
);
97 CREATE INDEX rev_user_idx
ON revision (rev_user
);
98 CREATE INDEX rev_user_text_idx
ON revision (rev_user_text
);
101 CREATE SEQUENCE text_old_id_val
;
102 CREATE TABLE pagecontent ( -- replaces reserved word 'text'
103 old_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('text_old_id_val'),
109 CREATE TABLE archive2 (
110 ar_namespace
SMALLINT NOT NULL,
111 ar_title
TEXT NOT NULL,
114 ar_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
115 ar_user_text
TEXT NOT NULL,
116 ar_timestamp TIMESTAMPTZ
NOT NULL,
117 ar_minor_edit
CHAR NOT NULL DEFAULT '0',
122 CREATE INDEX archive_name_title_timestamp
ON archive2 (ar_namespace
,ar_title
,ar_timestamp
);
124 -- This is the easiest way to work around the char(15) timestamp hack without modifying PHP code
125 CREATE VIEW archive
AS
127 ar_namespace
, ar_title
, ar_text
, ar_comment
, ar_user
, ar_user_text
,
128 ar_minor_edit
, ar_flags
, ar_rev_id
, ar_text_id
,
129 TO_CHAR(ar_timestamp
, 'YYYYMMDDHH24MISS') AS ar_timestamp
132 CREATE RULE archive_insert
AS ON INSERT TO archive
133 DO INSTEAD INSERT INTO archive2
VALUES (
134 NEW.ar_namespace
, NEW.ar_title
, NEW.ar_text
, NEW.ar_comment
, NEW.ar_user
, NEW.ar_user_text
,
135 TO_DATE(NEW.ar_timestamp
, 'YYYYMMDDHH24MISS'),
136 NEW.ar_minor_edit
, NEW.ar_flags
, NEW.ar_rev_id
, NEW.ar_text_id
140 CREATE TABLE pagelinks (
141 pl_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
142 pl_namespace
SMALLINT NOT NULL,
143 pl_title
TEXT NOT NULL
145 CREATE UNIQUE INDEX pagelink_unique
ON pagelinks (pl_namespace
,pl_title
,pl_from
);
147 CREATE TABLE templatelinks (
148 tl_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
149 tl_namespace
TEXT NOT NULL,
150 tl_title
TEXT NOT NULL
152 CREATE UNIQUE INDEX templatelinks_unique
ON templatelinks (tl_namespace
,tl_title
,tl_from
);
154 CREATE TABLE imagelinks (
155 il_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
158 CREATE UNIQUE INDEX il_from
ON imagelinks (il_to
,il_from
);
160 CREATE TABLE categorylinks (
161 cl_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
164 cl_timestamp TIMESTAMPTZ
NOT NULL
166 CREATE UNIQUE INDEX cl_from
ON categorylinks (cl_from
, cl_to
);
167 CREATE INDEX cl_sortkey
ON categorylinks (cl_to
, cl_sortkey
);
169 CREATE TABLE externallinks (
170 el_from
INTEGER NOT NULL REFERENCES page(page_id
) ON DELETE CASCADE,
172 el_index
TEXT NOT NULL
174 CREATE INDEX externallinks_from_to
ON externallinks (el_from
,el_to
);
175 CREATE INDEX externallinks_index
ON externallinks (el_index
);
177 CREATE TABLE langlinks (
178 ll_from
INTEGER NOT NULL REFERENCES page (page_id
) ON DELETE CASCADE,
182 CREATE UNIQUE INDEX langlinks_unique
ON langlinks (ll_from
,ll_lang
);
183 CREATE INDEX langlinks_lang_title
ON langlinks (ll_lang
,ll_title
);
186 CREATE TABLE site_stats (
187 ss_row_id
INTEGER NOT NULL UNIQUE,
188 ss_total_views
INTEGER DEFAULT 0,
189 ss_total_edits
INTEGER DEFAULT 0,
190 ss_good_articles
INTEGER DEFAULT 0,
191 ss_total_pages
INTEGER DEFAULT -1,
192 ss_users
INTEGER DEFAULT -1,
193 ss_admins
INTEGER DEFAULT -1,
194 ss_images
INTEGER DEFAULT 0
197 CREATE TABLE hitcounter (
198 hc_id
BIGINT NOT NULL
202 CREATE SEQUENCE ipblocks_ipb_id_val
;
203 CREATE TABLE ipblocks (
204 ipb_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('ipblocks_ipb_id_val'),
205 ipb_address CIDR
NULL,
206 ipb_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
207 ipb_by
INTEGER NOT NULL REFERENCES mwuser(user_id
) ON DELETE CASCADE,
208 ipb_reason
TEXT NOT NULL,
209 ipb_timestamp TIMESTAMPTZ
NOT NULL,
210 ipb_auto
CHAR NOT NULL DEFAULT '0',
211 ipb_anon_only
CHAR NOT NULL DEFAULT '0',
212 ipb_create_account
CHAR NOT NULL DEFAULT '1',
213 ipb_expiry TIMESTAMPTZ
NOT NULL,
214 ipb_range_start
TEXT,
217 CREATE INDEX ipb_address
ON ipblocks (ipb_address
);
218 CREATE INDEX ipb_user
ON ipblocks (ipb_user
);
219 CREATE INDEX ipb_range
ON ipblocks (ipb_range_start
,ipb_range_end
);
223 img_name
TEXT NOT NULL PRIMARY KEY,
224 img_size
INTEGER NOT NULL,
225 img_width
INTEGER NOT NULL,
226 img_height
INTEGER NOT NULL,
230 img_major_mime
TEXT DEFAULT 'unknown',
231 img_minor_mime
TEXT DEFAULT 'unknown',
232 img_description
TEXT NOT NULL,
233 img_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
234 img_user_text
TEXT NOT NULL,
235 img_timestamp TIMESTAMPTZ
237 CREATE INDEX img_size_idx
ON image (img_size
);
238 CREATE INDEX img_timestamp_idx
ON image (img_timestamp
);
240 CREATE TABLE oldimage (
241 oi_name
TEXT NOT NULL REFERENCES image(img_name
),
242 oi_archive_name
TEXT NOT NULL,
243 oi_size
INTEGER NOT NULL,
244 oi_width
SMALLINT NOT NULL,
245 oi_height
SMALLINT NOT NULL,
246 oi_bits
SMALLINT NOT NULL,
248 oi_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
249 oi_user_text
TEXT NOT NULL,
250 oi_timestamp TIMESTAMPTZ
NOT NULL
252 CREATE INDEX oi_name
ON oldimage (oi_name
);
255 CREATE TABLE filearchive (
256 fa_id SERIAL
NOT NULL PRIMARY KEY,
257 fa_name
TEXT NOT NULL,
258 fa_archive_name
TEXT,
259 fa_storage_group
VARCHAR(16),
260 fa_storage_key
CHAR(64),
261 fa_deleted_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
262 fa_deleted_timestamp TIMESTAMPTZ
NOT NULL,
263 fa_deleted_reason
TEXT,
264 fa_size
SMALLINT NOT NULL,
265 fa_width
SMALLINT NOT NULL,
266 fa_height
SMALLINT NOT NULL,
270 fa_major_mime
TEXT DEFAULT 'unknown',
271 fa_minor_mime
TEXT DEFAULT 'unknown',
272 fa_description
TEXT NOT NULL,
273 fa_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
274 fa_user_text
TEXT NOT NULL,
275 fa_timestamp TIMESTAMPTZ
277 CREATE INDEX fa_name_time
ON filearchive (fa_name
, fa_timestamp
);
278 CREATE INDEX fa_dupe
ON filearchive (fa_storage_group
, fa_storage_key
);
279 CREATE INDEX fa_notime
ON filearchive (fa_deleted_timestamp
);
280 CREATE INDEX fa_nouser
ON filearchive (fa_deleted_user
);
283 CREATE SEQUENCE rc_rc_id_seq
;
284 CREATE TABLE recentchanges (
285 rc_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('rc_rc_id_seq'),
286 rc_timestamp TIMESTAMPTZ
NOT NULL,
287 rc_cur_time TIMESTAMPTZ
NOT NULL,
288 rc_user
INTEGER NULL REFERENCES mwuser(user_id
) ON DELETE SET NULL,
289 rc_user_text
TEXT NOT NULL,
290 rc_namespace
SMALLINT NOT NULL,
291 rc_title
TEXT NOT NULL,
293 rc_minor
CHAR NOT NULL DEFAULT '0',
294 rc_bot
CHAR NOT NULL DEFAULT '0',
295 rc_new
CHAR NOT NULL DEFAULT '0',
296 rc_cur_id
INTEGER NULL REFERENCES page(page_id
) ON DELETE SET NULL,
297 rc_this_oldid
INTEGER NOT NULL,
298 rc_last_oldid
INTEGER NOT NULL,
299 rc_type
CHAR NOT NULL DEFAULT '0',
300 rc_moved_to_ns
SMALLINT,
301 rc_moved_to_title
TEXT,
302 rc_patrolled
CHAR NOT NULL DEFAULT '0',
305 CREATE INDEX rc_timestamp
ON recentchanges (rc_timestamp
);
306 CREATE INDEX rc_namespace_title
ON recentchanges (rc_namespace
, rc_title
);
307 CREATE INDEX rc_cur_id
ON recentchanges (rc_cur_id
);
308 CREATE INDEX new_name_timestamp
ON recentchanges (rc_new
, rc_namespace
, rc_timestamp
);
309 CREATE INDEX rc_ip
ON recentchanges (rc_ip
);
312 CREATE TABLE watchlist (
313 wl_user
INTEGER NOT NULL REFERENCES mwuser(user_id
) ON DELETE CASCADE,
314 wl_namespace
SMALLINT NOT NULL DEFAULT 0,
315 wl_title
TEXT NOT NULL,
316 wl_notificationtimestamp TIMESTAMPTZ
318 CREATE UNIQUE INDEX wl_user_namespace_title
ON watchlist (wl_namespace
, wl_title
, wl_user
);
322 math_inputhash
TEXT NOT NULL UNIQUE,
323 math_outputhash
TEXT NOT NULL,
324 math_html_conservativeness
SMALLINT NOT NULL,
330 CREATE TABLE interwiki (
331 iw_prefix
TEXT NOT NULL UNIQUE,
332 iw_url
TEXT NOT NULL,
333 iw_local
CHAR NOT NULL,
334 iw_trans
CHAR NOT NULL DEFAULT '0'
338 CREATE TABLE querycache (
339 qc_type
TEXT NOT NULL,
340 qc_value
SMALLINT NOT NULL,
341 qc_namespace
SMALLINT NOT NULL,
342 qc_title
TEXT NOT NULL
344 CREATE INDEX querycache_type_value
ON querycache (qc_type
, qc_value
);
346 CREATE TABLE querycache_info (
347 qci_type
TEXT UNIQUE,
348 qci_timestamp TIMESTAMPTZ
NULL
351 CREATE TABLE objectcache (
352 keyname
CHAR(255) UNIQUE,
353 value BYTEA
NOT NULL DEFAULT '',
354 exptime TIMESTAMPTZ
NOT NULL
356 CREATE INDEX objectcacache_exptime
ON objectcache (exptime
);
358 CREATE TABLE transcache (
359 tc_url
TEXT NOT NULL UNIQUE,
360 tc_contents
TEXT NOT NULL,
361 tc_time TIMESTAMPTZ
NOT NULL
365 CREATE TABLE logging (
366 log_type
TEXT NOT NULL,
367 log_action
TEXT NOT NULL,
368 log_timestamp TIMESTAMPTZ
NOT NULL,
369 log_user
INTEGER REFERENCES mwuser(user_id
) ON DELETE SET NULL,
370 log_namespace
SMALLINT NOT NULL,
371 log_title
TEXT NOT NULL,
375 CREATE INDEX logging_type_name
ON logging (log_type
, log_timestamp
);
376 CREATE INDEX logging_user_time
ON logging (log_timestamp
, log_user
);
377 CREATE INDEX logging_page_time
ON logging (log_namespace
, log_title
, log_timestamp
);
380 CREATE TABLE trackbacks (
381 tb_id SERIAL
NOT NULL PRIMARY KEY,
382 tb_page
INTEGER REFERENCES page(page_id
) ON DELETE CASCADE,
383 tb_title
TEXT NOT NULL,
384 tb_url
TEXT NOT NULL,
388 CREATE INDEX trackback_page
ON trackbacks (tb_page
);
391 CREATE SEQUENCE job_job_id_seq
;
393 job_id
INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('job_job_id_seq'),
394 job_cmd
TEXT NOT NULL,
395 job_namespace
SMALLINT NOT NULL,
396 job_title
TEXT NOT NULL,
397 job_params
TEXT NOT NULL
399 CREATE INDEX job_cmd_namespace_title
ON job (job_cmd
, job_namespace
, job_title
);
401 -- Tsearch2 2 stuff. Will fail if we don't have proper access to the tsearch2 tables
403 ALTER TABLE page
ADD titlevector tsvector
;
404 CREATE INDEX ts2_page_title
ON page
USING gist(titlevector
);
405 CREATE FUNCTION ts2_page_title() RETURNS TRIGGER LANGUAGE plpgsql
AS
408 IF TG_OP
= 'INSERT' THEN
409 NEW.titlevector
= to_tsvector('default',NEW.page_title
);
410 ELSIF
NEW.page_title
!= OLD.page_title
THEN
411 NEW.titlevector
:= to_tsvector('default',NEW.page_title
);
417 CREATE TRIGGER ts2_page_title
BEFORE INSERT OR UPDATE ON page
418 FOR EACH ROW EXECUTE PROCEDURE ts2_page_title();
421 ALTER TABLE pagecontent
ADD textvector tsvector
;
422 CREATE INDEX ts2_page_text
ON pagecontent
USING gist(textvector
);
423 CREATE FUNCTION ts2_page_text() RETURNS TRIGGER LANGUAGE plpgsql
AS
426 IF TG_OP
= 'INSERT' THEN
427 NEW.textvector
= to_tsvector('default',NEW.old_text
);
428 ELSIF
NEW.old_text
!= OLD.old_text
THEN
429 NEW.textvector
:= to_tsvector('default',NEW.old_text
);
435 CREATE TRIGGER ts2_page_text
BEFORE INSERT OR UPDATE ON pagecontent
436 FOR EACH ROW EXECUTE PROCEDURE ts2_page_text();
438 CREATE FUNCTION add_interwiki (TEXT,INT,CHAR) RETURNS INT LANGUAGE SQL AS
440 INSERT INTO interwiki (iw_prefix
, iw_url
, iw_local
) VALUES ($
1,$
2,$
3);
444 -- This table is not used unless profiling is turned on
445 CREATE TABLE profiling (
446 pf_count
INTEGER NOT NULL DEFAULT 0,
447 pf_time
NUMERIC(18,10) NOT NULL DEFAULT 0,
448 pf_name
TEXT NOT NULL,
451 CREATE UNIQUE INDEX pf_name_server
ON profiling (pf_name
, pf_server
);
454 CREATE TABLE mediawiki_version (
456 mw_version
TEXT NOT NULL,
459 pg_version
TEXT NULL,
464 ts2_schema
TEXT NULL,
467 sql_version
TEXT NULL,
469 cdate TIMESTAMPTZ
NOT NULL DEFAULT now()
472 INSERT INTO mediawiki_version (type,mw_version
,sql_version
,sql_date
)
473 VALUES ('Creation','??','$LastChangedRevision$','$LastChangedDate$');