MediaWiki  master
PostgresUpdater.php
Go to the documentation of this file.
1 <?php
25 
33 
37  protected $db;
38 
44  protected function getCoreUpdateList() {
45  return [
46  # rename tables 1.7.3
47  # r15791 Change reserved word table names "user" and "text"
48  [ 'renameTable', 'user', 'mwuser' ],
49  [ 'renameTable', 'text', 'pagecontent' ],
50  [ 'renameIndex', 'mwuser', 'user_pkey', 'mwuser_pkey' ],
51  [ 'renameIndex', 'mwuser', 'user_user_name_key', 'mwuser_user_name_key' ],
52  [ 'renameIndex', 'pagecontent', 'text_pkey', 'pagecontent_pkey' ],
53 
54  # renamed sequences
55  [ 'renameSequence', 'ipblocks_ipb_id_val', 'ipblocks_ipb_id_seq' ],
56  [ 'renameSequence', 'rev_rev_id_val', 'revision_rev_id_seq' ],
57  [ 'renameSequence', 'text_old_id_val', 'text_old_id_seq' ],
58  [ 'renameSequence', 'rc_rc_id_seq', 'recentchanges_rc_id_seq' ],
59  [ 'renameSequence', 'log_log_id_seq', 'logging_log_id_seq' ],
60  [ 'renameSequence', 'pr_id_val', 'page_restrictions_pr_id_seq' ],
61  [ 'renameSequence', 'us_id_seq', 'uploadstash_us_id_seq' ],
62 
63  # since r58263
64  [ 'renameSequence', 'category_id_seq', 'category_cat_id_seq' ],
65 
66  # new sequences if not renamed above
67  [ 'addSequence', 'logging', false, 'logging_log_id_seq' ],
68  [ 'addSequence', 'page_restrictions', false, 'page_restrictions_pr_id_seq' ],
69  [ 'addSequence', 'filearchive', 'fa_id', 'filearchive_fa_id_seq' ],
70  [ 'addSequence', 'archive', false, 'archive_ar_id_seq' ],
71  [ 'addSequence', 'externallinks', false, 'externallinks_el_id_seq' ],
72  [ 'addSequence', 'watchlist', false, 'watchlist_wl_id_seq' ],
73  [ 'addSequence', 'change_tag', false, 'change_tag_ct_id_seq' ],
74 
75  # new tables
76  [ 'addTable', 'category', 'patch-category.sql' ],
77  [ 'addTable', 'page', 'patch-page.sql' ],
78  [ 'addTable', 'querycachetwo', 'patch-querycachetwo.sql' ],
79  [ 'addTable', 'page_props', 'patch-page_props.sql' ],
80  [ 'addTable', 'page_restrictions', 'patch-page_restrictions.sql' ],
81  [ 'addTable', 'profiling', 'patch-profiling.sql' ],
82  [ 'addTable', 'protected_titles', 'patch-protected_titles.sql' ],
83  [ 'addTable', 'redirect', 'patch-redirect.sql' ],
84  [ 'addTable', 'updatelog', 'patch-updatelog.sql' ],
85  [ 'addTable', 'change_tag', 'patch-change_tag.sql' ],
86  [ 'addTable', 'user_properties', 'patch-user_properties.sql' ],
87  [ 'addTable', 'log_search', 'patch-log_search.sql' ],
88  [ 'addTable', 'l10n_cache', 'patch-l10n_cache.sql' ],
89  [ 'addTable', 'iwlinks', 'patch-iwlinks.sql' ],
90  [ 'addTable', 'module_deps', 'patch-module_deps.sql' ],
91  [ 'addTable', 'uploadstash', 'patch-uploadstash.sql' ],
92  [ 'addTable', 'user_former_groups', 'patch-user_former_groups.sql' ],
93  [ 'addTable', 'sites', 'patch-sites.sql' ],
94  [ 'addTable', 'bot_passwords', 'patch-bot_passwords.sql' ],
95 
96  # Needed before new field
97  [ 'convertArchive2' ],
98 
99  # new fields
100  [ 'addPgField', 'updatelog', 'ul_value', 'TEXT' ],
101  [ 'addPgField', 'archive', 'ar_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
102  [ 'addPgField', 'archive', 'ar_len', 'INTEGER' ],
103  [ 'addPgField', 'archive', 'ar_page_id', 'INTEGER' ],
104  [ 'addPgField', 'archive', 'ar_parent_id', 'INTEGER' ],
105  [ 'addPgField', 'archive', 'ar_content_model', 'TEXT' ],
106  [ 'addPgField', 'archive', 'ar_content_format', 'TEXT' ],
107  [ 'addPgField', 'categorylinks', 'cl_sortkey_prefix', "TEXT NOT NULL DEFAULT ''" ],
108  [ 'addPgField', 'categorylinks', 'cl_collation', "TEXT NOT NULL DEFAULT 0" ],
109  [ 'addPgField', 'categorylinks', 'cl_type', "TEXT NOT NULL DEFAULT 'page'" ],
110  [ 'addPgField', 'image', 'img_sha1', "TEXT NOT NULL DEFAULT ''" ],
111  [ 'addPgField', 'ipblocks', 'ipb_allow_usertalk', 'SMALLINT NOT NULL DEFAULT 0' ],
112  [ 'addPgField', 'ipblocks', 'ipb_anon_only', 'SMALLINT NOT NULL DEFAULT 0' ],
113  [ 'ifNoActorTable', 'addPgField', 'ipblocks', 'ipb_by_text', "TEXT NOT NULL DEFAULT ''" ],
114  [ 'addPgField', 'ipblocks', 'ipb_block_email', 'SMALLINT NOT NULL DEFAULT 0' ],
115  [ 'addPgField', 'ipblocks', 'ipb_create_account', 'SMALLINT NOT NULL DEFAULT 1' ],
116  [ 'addPgField', 'ipblocks', 'ipb_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
117  [ 'addPgField', 'ipblocks', 'ipb_enable_autoblock', 'SMALLINT NOT NULL DEFAULT 1' ],
118  [ 'addPgField', 'ipblocks', 'ipb_parent_block_id',
119  'INTEGER DEFAULT NULL REFERENCES ipblocks(ipb_id) ' .
120  'ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED' ],
121  [ 'addPgField', 'filearchive', 'fa_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
122  [ 'addPgField', 'filearchive', 'fa_sha1', "TEXT NOT NULL DEFAULT ''" ],
123  [ 'addPgField', 'logging', 'log_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
124  [ 'addPgField', 'logging', 'log_id',
125  "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('logging_log_id_seq')" ],
126  [ 'addPgField', 'logging', 'log_params', 'TEXT' ],
127  [ 'addPgField', 'mwuser', 'user_editcount', 'INTEGER' ],
128  [ 'addPgField', 'mwuser', 'user_newpass_time', 'TIMESTAMPTZ' ],
129  [ 'addPgField', 'oldimage', 'oi_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
130  [ 'addPgField', 'oldimage', 'oi_major_mime', "TEXT NOT NULL DEFAULT 'unknown'" ],
131  [ 'addPgField', 'oldimage', 'oi_media_type', 'TEXT' ],
132  [ 'addPgField', 'oldimage', 'oi_metadata', "BYTEA NOT NULL DEFAULT ''" ],
133  [ 'addPgField', 'oldimage', 'oi_minor_mime', "TEXT NOT NULL DEFAULT 'unknown'" ],
134  [ 'addPgField', 'oldimage', 'oi_sha1', "TEXT NOT NULL DEFAULT ''" ],
135  [ 'addPgField', 'page', 'page_content_model', 'TEXT' ],
136  [ 'addPgField', 'page_restrictions', 'pr_id',
137  "INTEGER NOT NULL UNIQUE DEFAULT nextval('page_restrictions_pr_id_seq')" ],
138  [ 'addPgField', 'profiling', 'pf_memory', 'NUMERIC(18,10) NOT NULL DEFAULT 0' ],
139  [ 'addPgField', 'recentchanges', 'rc_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
140  [ 'addPgField', 'recentchanges', 'rc_log_action', 'TEXT' ],
141  [ 'addPgField', 'recentchanges', 'rc_log_type', 'TEXT' ],
142  [ 'addPgField', 'recentchanges', 'rc_logid', 'INTEGER NOT NULL DEFAULT 0' ],
143  [ 'addPgField', 'recentchanges', 'rc_new_len', 'INTEGER' ],
144  [ 'addPgField', 'recentchanges', 'rc_old_len', 'INTEGER' ],
145  [ 'addPgField', 'recentchanges', 'rc_params', 'TEXT' ],
146  [ 'addPgField', 'redirect', 'rd_interwiki', 'TEXT NULL' ],
147  [ 'addPgField', 'redirect', 'rd_fragment', 'TEXT NULL' ],
148  [ 'addPgField', 'revision', 'rev_deleted', 'SMALLINT NOT NULL DEFAULT 0' ],
149  [ 'addPgField', 'revision', 'rev_len', 'INTEGER' ],
150  [ 'addPgField', 'revision', 'rev_parent_id', 'INTEGER DEFAULT NULL' ],
151  [ 'addPgField', 'revision', 'rev_content_model', 'TEXT' ],
152  [ 'addPgField', 'revision', 'rev_content_format', 'TEXT' ],
153  [ 'addPgField', 'site_stats', 'ss_active_users', "INTEGER DEFAULT '-1'" ],
154  [ 'addPgField', 'user_newtalk', 'user_last_timestamp', 'TIMESTAMPTZ' ],
155  [ 'ifNoActorTable', 'addPgField', 'logging', 'log_user_text', "TEXT NOT NULL DEFAULT ''" ],
156  [ 'addPgField', 'logging', 'log_page', 'INTEGER' ],
157  [ 'addPgField', 'interwiki', 'iw_api', "TEXT NOT NULL DEFAULT ''" ],
158  [ 'addPgField', 'interwiki', 'iw_wikiid', "TEXT NOT NULL DEFAULT ''" ],
159  [ 'addPgField', 'revision', 'rev_sha1', "TEXT NOT NULL DEFAULT ''" ],
160  [ 'addPgField', 'archive', 'ar_sha1', "TEXT NOT NULL DEFAULT ''" ],
161  [ 'addPgField', 'uploadstash', 'us_chunk_inx', "INTEGER NULL" ],
162  [ 'addPgField', 'job', 'job_timestamp', "TIMESTAMPTZ" ],
163  [ 'addPgField', 'job', 'job_random', "INTEGER NOT NULL DEFAULT 0" ],
164  [ 'addPgField', 'job', 'job_attempts', "INTEGER NOT NULL DEFAULT 0" ],
165  [ 'addPgField', 'job', 'job_token', "TEXT NOT NULL DEFAULT ''" ],
166  [ 'addPgField', 'job', 'job_token_timestamp', "TIMESTAMPTZ" ],
167  [ 'addPgField', 'job', 'job_sha1', "TEXT NOT NULL DEFAULT ''" ],
168  [ 'addPgField', 'archive', 'ar_id',
169  "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('archive_ar_id_seq')" ],
170  [ 'addPgField', 'externallinks', 'el_id',
171  "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('externallinks_el_id_seq')" ],
172  [ 'addPgField', 'uploadstash', 'us_props', "BYTEA" ],
173 
174  # type changes
175  [ 'changeField', 'archive', 'ar_deleted', 'smallint', '' ],
176  [ 'changeField', 'archive', 'ar_minor_edit', 'smallint',
177  'ar_minor_edit::smallint DEFAULT 0' ],
178  [ 'changeField', 'filearchive', 'fa_deleted', 'smallint', '' ],
179  [ 'changeField', 'filearchive', 'fa_height', 'integer', '' ],
180  [ 'changeField', 'filearchive', 'fa_metadata', 'bytea', "decode(fa_metadata,'escape')" ],
181  [ 'changeField', 'filearchive', 'fa_size', 'integer', '' ],
182  [ 'changeField', 'filearchive', 'fa_width', 'integer', '' ],
183  [ 'changeField', 'filearchive', 'fa_storage_group', 'text', '' ],
184  [ 'changeField', 'filearchive', 'fa_storage_key', 'text', '' ],
185  [ 'changeField', 'image', 'img_metadata', 'bytea', "decode(img_metadata,'escape')" ],
186  [ 'changeField', 'image', 'img_size', 'integer', '' ],
187  [ 'changeField', 'image', 'img_width', 'integer', '' ],
188  [ 'changeField', 'image', 'img_height', 'integer', '' ],
189  [ 'changeField', 'interwiki', 'iw_local', 'smallint', 'iw_local::smallint' ],
190  [ 'changeField', 'interwiki', 'iw_trans', 'smallint', 'iw_trans::smallint DEFAULT 0' ],
191  [ 'changeField', 'ipblocks', 'ipb_auto', 'smallint', 'ipb_auto::smallint DEFAULT 0' ],
192  [ 'changeField', 'ipblocks', 'ipb_anon_only', 'smallint',
193  "CASE WHEN ipb_anon_only=' ' THEN 0 ELSE ipb_anon_only::smallint END DEFAULT 0" ],
194  [ 'changeField', 'ipblocks', 'ipb_create_account', 'smallint',
195  "CASE WHEN ipb_create_account=' ' THEN 0 ELSE ipb_create_account::smallint END DEFAULT 1" ],
196  [ 'changeField', 'ipblocks', 'ipb_enable_autoblock', 'smallint',
197  "CASE WHEN ipb_enable_autoblock=' ' THEN 0 ELSE ipb_enable_autoblock::smallint END DEFAULT 1" ],
198  [ 'changeField', 'ipblocks', 'ipb_block_email', 'smallint',
199  "CASE WHEN ipb_block_email=' ' THEN 0 ELSE ipb_block_email::smallint END DEFAULT 0" ],
200  [ 'changeField', 'ipblocks', 'ipb_address', 'text', 'ipb_address::text' ],
201  [ 'changeField', 'ipblocks', 'ipb_deleted', 'smallint', 'ipb_deleted::smallint DEFAULT 0' ],
202  [ 'changeField', 'mwuser', 'user_token', 'text', '' ],
203  [ 'changeField', 'mwuser', 'user_email_token', 'text', '' ],
204  [ 'changeField', 'objectcache', 'keyname', 'text', '' ],
205  [ 'changeField', 'oldimage', 'oi_height', 'integer', '' ],
206  [ 'changeField', 'oldimage', 'oi_metadata', 'bytea', "decode(img_metadata,'escape')" ],
207  [ 'changeField', 'oldimage', 'oi_size', 'integer', '' ],
208  [ 'changeField', 'oldimage', 'oi_width', 'integer', '' ],
209  [ 'changeField', 'page', 'page_is_redirect', 'smallint',
210  'page_is_redirect::smallint DEFAULT 0' ],
211  [ 'changeField', 'page', 'page_is_new', 'smallint', 'page_is_new::smallint DEFAULT 0' ],
212  [ 'changeField', 'querycache', 'qc_value', 'integer', '' ],
213  [ 'changeField', 'querycachetwo', 'qcc_value', 'integer', '' ],
214  [ 'changeField', 'recentchanges', 'rc_bot', 'smallint', 'rc_bot::smallint DEFAULT 0' ],
215  [ 'changeField', 'recentchanges', 'rc_deleted', 'smallint', '' ],
216  [ 'changeField', 'recentchanges', 'rc_minor', 'smallint', 'rc_minor::smallint DEFAULT 0' ],
217  [ 'changeField', 'recentchanges', 'rc_new', 'smallint', 'rc_new::smallint DEFAULT 0' ],
218  [ 'changeField', 'recentchanges', 'rc_type', 'smallint', 'rc_type::smallint DEFAULT 0' ],
219  [ 'changeField', 'recentchanges', 'rc_patrolled', 'smallint',
220  'rc_patrolled::smallint DEFAULT 0' ],
221  [ 'changeField', 'revision', 'rev_deleted', 'smallint', 'rev_deleted::smallint DEFAULT 0' ],
222  [ 'changeField', 'revision', 'rev_minor_edit', 'smallint',
223  'rev_minor_edit::smallint DEFAULT 0' ],
224  [ 'changeField', 'templatelinks', 'tl_namespace', 'smallint', 'tl_namespace::smallint' ],
225  [ 'changeField', 'user_newtalk', 'user_ip', 'text', 'host(user_ip)' ],
226  [ 'changeField', 'uploadstash', 'us_image_bits', 'smallint', '' ],
227  [ 'changeField', 'profiling', 'pf_time', 'float', '' ],
228  [ 'changeField', 'profiling', 'pf_memory', 'float', '' ],
229 
230  # null changes
231  [ 'changeNullableField', 'oldimage', 'oi_bits', 'NULL' ],
232  [ 'changeNullableField', 'oldimage', 'oi_timestamp', 'NULL' ],
233  [ 'changeNullableField', 'oldimage', 'oi_major_mime', 'NULL' ],
234  [ 'changeNullableField', 'oldimage', 'oi_minor_mime', 'NULL' ],
235  [ 'changeNullableField', 'image', 'img_metadata', 'NOT NULL' ],
236  [ 'changeNullableField', 'filearchive', 'fa_metadata', 'NOT NULL' ],
237  [ 'changeNullableField', 'recentchanges', 'rc_cur_id', 'NULL' ],
238  [ 'changeNullableField', 'recentchanges', 'rc_cur_time', 'NULL' ],
239 
240  [ 'checkOiDeleted' ],
241 
242  # New indexes
243  [ 'ifNoActorTable', 'addPgIndex', 'archive', 'archive_user_text', '(ar_user_text)' ],
244  [ 'addPgIndex', 'image', 'img_sha1', '(img_sha1)' ],
245  [ 'addPgIndex', 'ipblocks', 'ipb_parent_block_id', '(ipb_parent_block_id)' ],
246  [ 'addPgIndex', 'oldimage', 'oi_sha1', '(oi_sha1)' ],
247  [ 'addPgIndex', 'page', 'page_mediawiki_title', '(page_title) WHERE page_namespace = 8' ],
248  [ 'addPgIndex', 'pagelinks', 'pagelinks_title', '(pl_title)' ],
249  [ 'addPgIndex', 'page_props', 'pp_propname_page', '(pp_propname, pp_page)' ],
250  [ 'addPgIndex', 'revision', 'rev_text_id_idx', '(rev_text_id)' ],
251  [ 'addPgIndex', 'recentchanges', 'rc_timestamp_bot', '(rc_timestamp) WHERE rc_bot = 0' ],
252  [ 'addPgIndex', 'templatelinks', 'templatelinks_from', '(tl_from)' ],
253  [ 'addPgIndex', 'watchlist', 'wl_user', '(wl_user)' ],
254  [ 'addPgIndex', 'watchlist', 'wl_user_notificationtimestamp',
255  '(wl_user, wl_notificationtimestamp)' ],
256  [ 'ifNoActorTable', 'addPgIndex', 'logging', 'logging_user_type_time',
257  '(log_user, log_type, log_timestamp)' ],
258  [ 'addPgIndex', 'logging', 'logging_page_id_time', '(log_page,log_timestamp)' ],
259  [ 'addPgIndex', 'iwlinks', 'iwl_prefix_from_title', '(iwl_prefix, iwl_from, iwl_title)' ],
260  [ 'addPgIndex', 'iwlinks', 'iwl_prefix_title_from', '(iwl_prefix, iwl_title, iwl_from)' ],
261  [ 'addPgIndex', 'job', 'job_timestamp_idx', '(job_timestamp)' ],
262  [ 'addPgIndex', 'job', 'job_sha1', '(job_sha1)' ],
263  [ 'addPgIndex', 'job', 'job_cmd_token', '(job_cmd, job_token, job_random)' ],
264  [ 'addPgIndex', 'job', 'job_cmd_token_id', '(job_cmd, job_token, job_id)' ],
265  [ 'addPgIndex', 'filearchive', 'fa_sha1', '(fa_sha1)' ],
266  [ 'ifNoActorTable', 'addPgIndex', 'logging', 'logging_user_text_type_time',
267  '(log_user_text, log_type, log_timestamp)' ],
268  [ 'ifNoActorTable', 'addPgIndex', 'logging', 'logging_user_text_time',
269  '(log_user_text, log_timestamp)' ],
270 
271  [ 'checkIndex', 'pagelink_unique', [
272  [ 'pl_from', 'int4_ops', 'btree', 0 ],
273  [ 'pl_namespace', 'int2_ops', 'btree', 0 ],
274  [ 'pl_title', 'text_ops', 'btree', 0 ],
275  ],
276  'CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title)' ],
277  [ 'checkIndex', 'cl_sortkey', [
278  [ 'cl_to', 'text_ops', 'btree', 0 ],
279  [ 'cl_sortkey', 'text_ops', 'btree', 0 ],
280  [ 'cl_from', 'int4_ops', 'btree', 0 ],
281  ],
282  'CREATE INDEX cl_sortkey ON "categorylinks" ' .
283  'USING "btree" ("cl_to", "cl_sortkey", "cl_from")' ],
284  [ 'checkIndex', 'iwl_prefix_title_from', [
285  [ 'iwl_prefix', 'text_ops', 'btree', 0 ],
286  [ 'iwl_title', 'text_ops', 'btree', 0 ],
287  [ 'iwl_from', 'int4_ops', 'btree', 0 ],
288  ],
289  'CREATE INDEX iwl_prefix_title_from ON "iwlinks" ' .
290  'USING "btree" ("iwl_prefix", "iwl_title", "iwl_from")' ],
291  [ 'checkIndex', 'logging_times', [
292  [ 'log_timestamp', 'timestamptz_ops', 'btree', 0 ],
293  ],
294  'CREATE INDEX "logging_times" ON "logging" USING "btree" ("log_timestamp")' ],
295  [ 'dropPgIndex', 'oldimage', 'oi_name' ],
296  [ 'checkIndex', 'oi_name_archive_name', [
297  [ 'oi_name', 'text_ops', 'btree', 0 ],
298  [ 'oi_archive_name', 'text_ops', 'btree', 0 ],
299  ],
300  'CREATE INDEX "oi_name_archive_name" ON "oldimage" ' .
301  'USING "btree" ("oi_name", "oi_archive_name")' ],
302  [ 'checkIndex', 'oi_name_timestamp', [
303  [ 'oi_name', 'text_ops', 'btree', 0 ],
304  [ 'oi_timestamp', 'timestamptz_ops', 'btree', 0 ],
305  ],
306  'CREATE INDEX "oi_name_timestamp" ON "oldimage" ' .
307  'USING "btree" ("oi_name", "oi_timestamp")' ],
308  [ 'checkIndex', 'page_main_title', [
309  [ 'page_title', 'text_pattern_ops', 'btree', 0 ],
310  ],
311  'CREATE INDEX "page_main_title" ON "page" ' .
312  'USING "btree" ("page_title" "text_pattern_ops") WHERE ("page_namespace" = 0)' ],
313  [ 'checkIndex', 'page_mediawiki_title', [
314  [ 'page_title', 'text_pattern_ops', 'btree', 0 ],
315  ],
316  'CREATE INDEX "page_mediawiki_title" ON "page" ' .
317  'USING "btree" ("page_title" "text_pattern_ops") WHERE ("page_namespace" = 8)' ],
318  [ 'checkIndex', 'page_project_title', [
319  [ 'page_title', 'text_pattern_ops', 'btree', 0 ],
320  ],
321  'CREATE INDEX "page_project_title" ON "page" ' .
322  'USING "btree" ("page_title" "text_pattern_ops") ' .
323  'WHERE ("page_namespace" = 4)' ],
324  [ 'checkIndex', 'page_talk_title', [
325  [ 'page_title', 'text_pattern_ops', 'btree', 0 ],
326  ],
327  'CREATE INDEX "page_talk_title" ON "page" ' .
328  'USING "btree" ("page_title" "text_pattern_ops") ' .
329  'WHERE ("page_namespace" = 1)' ],
330  [ 'checkIndex', 'page_user_title', [
331  [ 'page_title', 'text_pattern_ops', 'btree', 0 ],
332  ],
333  'CREATE INDEX "page_user_title" ON "page" ' .
334  'USING "btree" ("page_title" "text_pattern_ops") WHERE ' .
335  '("page_namespace" = 2)' ],
336  [ 'checkIndex', 'page_utalk_title', [
337  [ 'page_title', 'text_pattern_ops', 'btree', 0 ],
338  ],
339  'CREATE INDEX "page_utalk_title" ON "page" ' .
340  'USING "btree" ("page_title" "text_pattern_ops") ' .
341  'WHERE ("page_namespace" = 3)' ],
342  [ 'checkIndex', 'ts2_page_text', [
343  [ 'textvector', 'tsvector_ops', 'gist', 0 ],
344  ],
345  'CREATE INDEX "ts2_page_text" ON "pagecontent" USING "gist" ("textvector")' ],
346  [ 'checkIndex', 'ts2_page_title', [
347  [ 'titlevector', 'tsvector_ops', 'gist', 0 ],
348  ],
349  'CREATE INDEX "ts2_page_title" ON "page" USING "gist" ("titlevector")' ],
350 
351  [ 'checkOiNameConstraint' ],
352  [ 'checkPageDeletedTrigger' ],
353  [ 'checkRevUserFkey' ],
354  [ 'dropPgIndex', 'ipblocks', 'ipb_address' ],
355  [ 'checkIndex', 'ipb_address_unique', [
356  [ 'ipb_address', 'text_ops', 'btree', 0 ],
357  [ 'ipb_user', 'int4_ops', 'btree', 0 ],
358  [ 'ipb_auto', 'int2_ops', 'btree', 0 ],
359  [ 'ipb_anon_only', 'int2_ops', 'btree', 0 ],
360  ],
361  'CREATE UNIQUE INDEX ipb_address_unique ' .
362  'ON ipblocks (ipb_address,ipb_user,ipb_auto,ipb_anon_only)' ],
363 
364  [ 'checkIwlPrefix' ],
365 
366  # All FK columns should be deferred
367  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'archive', 'ar_user',
368  'mwuser(user_id) ON DELETE SET NULL' ],
369  [ 'changeFkeyDeferrable', 'categorylinks', 'cl_from', 'page(page_id) ON DELETE CASCADE' ],
370  [ 'changeFkeyDeferrable', 'externallinks', 'el_from', 'page(page_id) ON DELETE CASCADE' ],
371  [ 'changeFkeyDeferrable', 'filearchive', 'fa_deleted_user',
372  'mwuser(user_id) ON DELETE SET NULL' ],
373  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'filearchive', 'fa_user',
374  'mwuser(user_id) ON DELETE SET NULL' ],
375  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'image', 'img_user',
376  'mwuser(user_id) ON DELETE SET NULL' ],
377  [ 'changeFkeyDeferrable', 'imagelinks', 'il_from', 'page(page_id) ON DELETE CASCADE' ],
378  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'ipblocks', 'ipb_by',
379  'mwuser(user_id) ON DELETE CASCADE' ],
380  [ 'changeFkeyDeferrable', 'ipblocks', 'ipb_user', 'mwuser(user_id) ON DELETE SET NULL' ],
381  [ 'changeFkeyDeferrable', 'ipblocks', 'ipb_parent_block_id',
382  'ipblocks(ipb_id) ON DELETE SET NULL' ],
383  [ 'changeFkeyDeferrable', 'langlinks', 'll_from', 'page(page_id) ON DELETE CASCADE' ],
384  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'logging', 'log_user',
385  'mwuser(user_id) ON DELETE SET NULL' ],
386  [ 'changeFkeyDeferrable', 'oldimage', 'oi_name',
387  'image(img_name) ON DELETE CASCADE ON UPDATE CASCADE' ],
388  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'oldimage', 'oi_user',
389  'mwuser(user_id) ON DELETE SET NULL' ],
390  [ 'changeFkeyDeferrable', 'pagelinks', 'pl_from', 'page(page_id) ON DELETE CASCADE' ],
391  [ 'changeFkeyDeferrable', 'page_props', 'pp_page', 'page (page_id) ON DELETE CASCADE' ],
392  [ 'changeFkeyDeferrable', 'page_restrictions', 'pr_page',
393  'page(page_id) ON DELETE CASCADE' ],
394  [ 'changeFkeyDeferrable', 'protected_titles', 'pt_user',
395  'mwuser(user_id) ON DELETE SET NULL' ],
396  [ 'ifNoActorTable', 'changeFkeyDeferrable', 'recentchanges', 'rc_user',
397  'mwuser(user_id) ON DELETE SET NULL' ],
398  [ 'changeFkeyDeferrable', 'redirect', 'rd_from', 'page(page_id) ON DELETE CASCADE' ],
399  [ 'changeFkeyDeferrable', 'revision', 'rev_page', 'page (page_id) ON DELETE CASCADE' ],
400  [ 'changeFkeyDeferrable', 'revision', 'rev_user', 'mwuser(user_id) ON DELETE RESTRICT' ],
401  [ 'changeFkeyDeferrable', 'templatelinks', 'tl_from', 'page(page_id) ON DELETE CASCADE' ],
402  [ 'changeFkeyDeferrable', 'user_groups', 'ug_user', 'mwuser(user_id) ON DELETE CASCADE' ],
403  [ 'changeFkeyDeferrable', 'user_newtalk', 'user_id', 'mwuser(user_id) ON DELETE CASCADE' ],
404  [ 'changeFkeyDeferrable', 'user_properties', 'up_user',
405  'mwuser(user_id) ON DELETE CASCADE' ],
406  [ 'changeFkeyDeferrable', 'watchlist', 'wl_user', 'mwuser(user_id) ON DELETE CASCADE' ],
407 
408  # r81574
409  [ 'addInterwikiType' ],
410  # end
411  [ 'tsearchFixes' ],
412 
413  // 1.23
414  [ 'addPgField', 'recentchanges', 'rc_source', "TEXT NOT NULL DEFAULT ''" ],
415  [ 'addPgField', 'page', 'page_links_updated', "TIMESTAMPTZ NULL" ],
416  [ 'addPgField', 'mwuser', 'user_password_expires', 'TIMESTAMPTZ NULL' ],
417  [ 'changeFieldPurgeTable', 'l10n_cache', 'lc_value', 'bytea',
418  "replace(lc_value,'\','\\\\')::bytea" ],
419  // 1.23.9
420  [ 'rebuildTextSearch' ],
421 
422  // 1.24
423  [ 'addPgField', 'page_props', 'pp_sortkey', 'float NULL' ],
424  [ 'addPgIndex', 'page_props', 'pp_propname_sortkey_page',
425  '( pp_propname, pp_sortkey, pp_page ) WHERE ( pp_sortkey IS NOT NULL )' ],
426  [ 'addPgField', 'page', 'page_lang', 'TEXT default NULL' ],
427  [ 'addPgField', 'pagelinks', 'pl_from_namespace', 'INTEGER NOT NULL DEFAULT 0' ],
428  [ 'addPgField', 'templatelinks', 'tl_from_namespace', 'INTEGER NOT NULL DEFAULT 0' ],
429  [ 'addPgField', 'imagelinks', 'il_from_namespace', 'INTEGER NOT NULL DEFAULT 0' ],
430 
431  // 1.25
432  [ 'dropTable', 'hitcounter' ],
433  [ 'dropField', 'site_stats', 'ss_total_views', 'patch-drop-ss_total_views.sql' ],
434  [ 'dropField', 'page', 'page_counter', 'patch-drop-page_counter.sql' ],
435  [ 'dropFkey', 'recentchanges', 'rc_cur_id' ],
436 
437  // 1.27
438  [ 'dropTable', 'msg_resource_links' ],
439  [ 'dropTable', 'msg_resource' ],
440  [
441  'addPgField', 'watchlist', 'wl_id',
442  "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('watchlist_wl_id_seq')"
443  ],
444 
445  // 1.28
446  [ 'addPgIndex', 'recentchanges', 'rc_name_type_patrolled_timestamp',
447  '( rc_namespace, rc_type, rc_patrolled, rc_timestamp )' ],
448  [ 'addPgField', 'change_tag', 'ct_id',
449  "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('change_tag_ct_id_seq')" ],
450 
451  // 1.29
452  [ 'addPgField', 'externallinks', 'el_index_60', "BYTEA NOT NULL DEFAULT ''" ],
453  [ 'addPgIndex', 'externallinks', 'el_index_60', '( el_index_60, el_id )' ],
454  [ 'addPgIndex', 'externallinks', 'el_from_index_60', '( el_from, el_index_60, el_id )' ],
455  [ 'addPgField', 'user_groups', 'ug_expiry', "TIMESTAMPTZ NULL" ],
456  [ 'addPgIndex', 'user_groups', 'user_groups_expiry', '( ug_expiry )' ],
457 
458  // 1.30
459  [ 'addPgEnumValue', 'media_type', '3D' ],
460  [ 'setDefault', 'revision', 'rev_comment', '' ],
461  [ 'changeNullableField', 'revision', 'rev_comment', 'NOT NULL', true ],
462  [ 'setDefault', 'archive', 'ar_comment', '' ],
463  [ 'changeNullableField', 'archive', 'ar_comment', 'NOT NULL', true ],
464  [ 'addPgField', 'archive', 'ar_comment_id', 'INTEGER NOT NULL DEFAULT 0' ],
465  [ 'setDefault', 'ipblocks', 'ipb_reason', '' ],
466  [ 'addPgField', 'ipblocks', 'ipb_reason_id', 'INTEGER NOT NULL DEFAULT 0' ],
467  [ 'setDefault', 'image', 'img_description', '' ],
468  [ 'setDefault', 'oldimage', 'oi_description', '' ],
469  [ 'changeNullableField', 'oldimage', 'oi_description', 'NOT NULL', true ],
470  [ 'addPgField', 'oldimage', 'oi_description_id', 'INTEGER NOT NULL DEFAULT 0' ],
471  [ 'setDefault', 'filearchive', 'fa_deleted_reason', '' ],
472  [ 'changeNullableField', 'filearchive', 'fa_deleted_reason', 'NOT NULL', true ],
473  [ 'addPgField', 'filearchive', 'fa_deleted_reason_id', 'INTEGER NOT NULL DEFAULT 0' ],
474  [ 'setDefault', 'filearchive', 'fa_description', '' ],
475  [ 'addPgField', 'filearchive', 'fa_description_id', 'INTEGER NOT NULL DEFAULT 0' ],
476  [ 'setDefault', 'recentchanges', 'rc_comment', '' ],
477  [ 'changeNullableField', 'recentchanges', 'rc_comment', 'NOT NULL', true ],
478  [ 'addPgField', 'recentchanges', 'rc_comment_id', 'INTEGER NOT NULL DEFAULT 0' ],
479  [ 'setDefault', 'logging', 'log_comment', '' ],
480  [ 'changeNullableField', 'logging', 'log_comment', 'NOT NULL', true ],
481  [ 'addPgField', 'logging', 'log_comment_id', 'INTEGER NOT NULL DEFAULT 0' ],
482  [ 'setDefault', 'protected_titles', 'pt_reason', '' ],
483  [ 'changeNullableField', 'protected_titles', 'pt_reason', 'NOT NULL', true ],
484  [ 'addPgField', 'protected_titles', 'pt_reason_id', 'INTEGER NOT NULL DEFAULT 0' ],
485  [ 'addTable', 'comment', 'patch-comment-table.sql' ],
486  [ 'addTable', 'revision_comment_temp', 'patch-revision_comment_temp-table.sql' ],
487  // image_comment_temp is no longer needed when upgrading to MW 1.31 or newer,
488  // as it is dropped later in the update process as part of 'migrateImageCommentTemp'.
489  // File kept on disk and the updater entry here for historical purposes.
490  // [ 'addTable', 'image_comment_temp', 'patch-image_comment_temp-table.sql' ],
491 
492  // This field was added in 1.31, but is put here so it can be used by 'migrateComments'
493  [ 'addPgField', 'image', 'img_description_id', 'INTEGER NOT NULL DEFAULT 0' ],
494 
495  [ 'migrateComments' ],
496  [ 'addIndex', 'site_stats', 'site_stats_pkey', 'patch-site_stats-pk.sql' ],
497  [ 'addTable', 'ip_changes', 'patch-ip_changes.sql' ],
498 
499  // 1.31
500  [ 'addTable', 'slots', 'patch-slots-table.sql' ],
501  [ 'dropPgIndex', 'slots', 'slot_role_inherited' ],
502  [ 'dropPgField', 'slots', 'slot_inherited' ],
503  [ 'addPgField', 'slots', 'slot_origin', 'INTEGER NOT NULL' ],
504  [
505  'addPgIndex',
506  'slots',
507  'slot_revision_origin_role',
508  '( slot_revision_id, slot_origin, slot_role_id )',
509  ],
510  [ 'addTable', 'content', 'patch-content-table.sql' ],
511  [ 'addTable', 'content_models', 'patch-content_models-table.sql' ],
512  [ 'addTable', 'slot_roles', 'patch-slot_roles-table.sql' ],
513  [ 'migrateArchiveText' ],
514  [ 'addTable', 'actor', 'patch-actor-table.sql' ],
515  [ 'addTable', 'revision_actor_temp', 'patch-revision_actor_temp-table.sql' ],
516  [ 'setDefault', 'revision', 'rev_user', 0 ],
517  [ 'setDefault', 'revision', 'rev_user_text', '' ],
518  [ 'setDefault', 'archive', 'ar_user', 0 ],
519  [ 'changeNullableField', 'archive', 'ar_user', 'NOT NULL', true ],
520  [ 'setDefault', 'archive', 'ar_user_text', '' ],
521  [ 'addPgField', 'archive', 'ar_actor', 'INTEGER NOT NULL DEFAULT 0' ],
522  [ 'addPgIndex', 'archive', 'archive_actor', '( ar_actor )' ],
523  [ 'setDefault', 'ipblocks', 'ipb_by', 0 ],
524  [ 'addPgField', 'ipblocks', 'ipb_by_actor', 'INTEGER NOT NULL DEFAULT 0' ],
525  [ 'setDefault', 'image', 'img_user', 0 ],
526  [ 'changeNullableField', 'image', 'img_user', 'NOT NULL', true ],
527  [ 'setDefault', 'image', 'img_user_text', '' ],
528  [ 'addPgField', 'image', 'img_actor', 'INTEGER NOT NULL DEFAULT 0' ],
529  [ 'setDefault', 'oldimage', 'oi_user', 0 ],
530  [ 'changeNullableField', 'oldimage', 'oi_user', 'NOT NULL', true ],
531  [ 'setDefault', 'oldimage', 'oi_user_text', '' ],
532  [ 'addPgField', 'oldimage', 'oi_actor', 'INTEGER NOT NULL DEFAULT 0' ],
533  [ 'setDefault', 'filearchive', 'fa_user', 0 ],
534  [ 'changeNullableField', 'filearchive', 'fa_user', 'NOT NULL', true ],
535  [ 'setDefault', 'filearchive', 'fa_user_text', '' ],
536  [ 'addPgField', 'filearchive', 'fa_actor', 'INTEGER NOT NULL DEFAULT 0' ],
537  [ 'setDefault', 'recentchanges', 'rc_user', 0 ],
538  [ 'changeNullableField', 'recentchanges', 'rc_user', 'NOT NULL', true ],
539  [ 'setDefault', 'recentchanges', 'rc_user_text', '' ],
540  [ 'addPgField', 'recentchanges', 'rc_actor', 'INTEGER NOT NULL DEFAULT 0' ],
541  [ 'setDefault', 'logging', 'log_user', 0 ],
542  [ 'changeNullableField', 'logging', 'log_user', 'NOT NULL', true ],
543  [ 'addPgField', 'logging', 'log_actor', 'INTEGER NOT NULL DEFAULT 0' ],
544  [ 'addPgIndex', 'logging', 'logging_actor_time_backwards', '( log_timestamp, log_actor )' ],
545  [ 'addPgIndex', 'logging', 'logging_actor_type_time', '( log_actor, log_type, log_timestamp )' ],
546  [ 'addPgIndex', 'logging', 'logging_actor_time', '( log_actor, log_timestamp )' ],
547  [ 'migrateActors' ],
548  [ 'modifyTable', 'site_stats', 'patch-site_stats-modify.sql' ],
549  [ 'populateArchiveRevId' ],
550  [ 'dropPgIndex', 'recentchanges', 'rc_namespace_title' ],
551  [
552  'addPgIndex',
553  'recentchanges',
554  'rc_namespace_title_timestamp', '( rc_namespace, rc_title, rc_timestamp )'
555  ],
556  [ 'setSequenceOwner', 'mwuser', 'user_id', 'user_user_id_seq' ],
557  [ 'setSequenceOwner', 'actor', 'actor_id', 'actor_actor_id_seq' ],
558  [ 'setSequenceOwner', 'page', 'page_id', 'page_page_id_seq' ],
559  [ 'setSequenceOwner', 'revision', 'rev_id', 'revision_rev_id_seq' ],
560  [ 'setSequenceOwner', 'ip_changes', 'ipc_rev_id', 'ip_changes_ipc_rev_id_seq' ],
561  [ 'setSequenceOwner', 'pagecontent', 'old_id', 'text_old_id_seq' ],
562  [ 'setSequenceOwner', 'comment', 'comment_id', 'comment_comment_id_seq' ],
563  [ 'setSequenceOwner', 'page_restrictions', 'pr_id', 'page_restrictions_pr_id_seq' ],
564  [ 'setSequenceOwner', 'archive', 'ar_id', 'archive_ar_id_seq' ],
565  [ 'setSequenceOwner', 'content', 'content_id', 'content_content_id_seq' ],
566  [ 'setSequenceOwner', 'slot_roles', 'role_id', 'slot_roles_role_id_seq' ],
567  [ 'setSequenceOwner', 'content_models', 'model_id', 'content_models_model_id_seq' ],
568  [ 'setSequenceOwner', 'externallinks', 'el_id', 'externallinks_el_id_seq' ],
569  [ 'setSequenceOwner', 'ipblocks', 'ipb_id', 'ipblocks_ipb_id_seq' ],
570  [ 'setSequenceOwner', 'filearchive', 'fa_id', 'filearchive_fa_id_seq' ],
571  [ 'setSequenceOwner', 'uploadstash', 'us_id', 'uploadstash_us_id_seq' ],
572  [ 'setSequenceOwner', 'recentchanges', 'rc_id', 'recentchanges_rc_id_seq' ],
573  [ 'setSequenceOwner', 'watchlist', 'wl_id', 'watchlist_wl_id_seq' ],
574  [ 'setSequenceOwner', 'logging', 'log_id', 'logging_log_id_seq' ],
575  [ 'setSequenceOwner', 'job', 'job_id', 'job_job_id_seq' ],
576  [ 'setSequenceOwner', 'category', 'cat_id', 'category_cat_id_seq' ],
577  [ 'setSequenceOwner', 'change_tag', 'ct_id', 'change_tag_ct_id_seq' ],
578  [ 'setSequenceOwner', 'sites', 'site_id', 'sites_site_id_seq' ],
579 
580  // 1.32
581  [ 'addTable', 'change_tag_def', 'patch-change_tag_def.sql' ],
582  [ 'populateExternallinksIndex60' ],
583  [ 'dropDefault', 'externallinks', 'el_index_60' ],
584  [ 'runMaintenance', DeduplicateArchiveRevId::class, 'maintenance/deduplicateArchiveRevId.php' ],
585  [ 'addPgField', 'change_tag', 'ct_tag_id', 'INTEGER NULL' ],
586  [
587  'addPgIndex',
588  'change_tag',
589  'change_tag_tag_id_id',
590  '( ct_tag_id, ct_rc_id, ct_rev_id, ct_log_id )'
591  ],
592  [ 'addPgIndex', 'archive', 'ar_revid_uniq', '(ar_rev_id)', 'unique' ],
593  [ 'dropPgIndex', 'archive', 'ar_revid' ], // Probably doesn't exist, but do it anyway.
594  [ 'populateContentTables' ],
595  [ 'addPgIndex', 'logging', 'log_type_action', '( log_type, log_action, log_timestamp )' ],
596  [ 'dropPgIndex', 'page_props', 'page_props_propname' ],
597  [ 'addIndex', 'interwiki', 'interwiki_pkey', 'patch-interwiki-pk.sql' ],
598  [ 'addIndex', 'protected_titles', 'protected_titles_pkey', 'patch-protected_titles-pk.sql' ],
599  [ 'addIndex', 'site_identifiers', 'site_identifiers_pkey', 'patch-site_identifiers-pk.sql' ],
600  [ 'addPgIndex', 'recentchanges', 'rc_this_oldid', '(rc_this_oldid)' ],
601  [ 'dropTable', 'transcache' ],
602  [ 'runMaintenance', PopulateChangeTagDef::class, 'maintenance/populateChangeTagDef.php' ],
603  [ 'addIndex', 'change_tag', 'change_tag_rc_tag_id',
604  'patch-change_tag-change_tag_rc_tag_id.sql' ],
605  [ 'addPgField', 'ipblocks', 'ipb_sitewide', 'SMALLINT NOT NULL DEFAULT 1' ],
606  [ 'addTable', 'ipblocks_restrictions', 'patch-ipblocks_restrictions-table.sql' ],
607  [ 'migrateImageCommentTemp' ],
608  [ 'dropPgField', 'category', 'cat_hidden' ],
609  [ 'dropPgField', 'site_stats', 'ss_admins' ],
610  [ 'dropPgField', 'recentchanges', 'rc_cur_time' ],
611 
612  // 1.33
613  [ 'dropField', 'change_tag', 'ct_tag', 'patch-drop-ct_tag.sql' ],
614  [ 'dropTable', 'valid_tag' ],
615  [ 'dropTable', 'tag_summary' ],
616  [ 'dropPgField', 'archive', 'ar_comment' ],
617  [ 'dropDefault', 'archive', 'ar_comment_id' ],
618  [ 'dropPgField', 'ipblocks', 'ipb_reason' ],
619  [ 'dropDefault', 'ipblocks', 'ipb_reason_id' ],
620  [ 'dropPgField', 'image', 'img_description' ],
621  [ 'dropDefault', 'image', 'img_description_id' ],
622  [ 'dropPgField', 'oldimage', 'oi_description' ],
623  [ 'dropDefault', 'oldimage', 'oi_description_id' ],
624  [ 'dropPgField', 'filearchive', 'fa_deleted_reason' ],
625  [ 'dropDefault', 'filearchive', 'fa_deleted_reason_id' ],
626  [ 'dropPgField', 'filearchive', 'fa_description' ],
627  [ 'dropDefault', 'filearchive', 'fa_description_id' ],
628  [ 'dropPgField', 'recentchanges', 'rc_comment' ],
629  [ 'dropDefault', 'recentchanges', 'rc_comment_id' ],
630  [ 'dropPgField', 'logging', 'log_comment' ],
631  [ 'dropDefault', 'logging', 'log_comment_id' ],
632  [ 'dropPgField', 'protected_titles', 'pt_reason' ],
633  [ 'dropDefault', 'protected_titles', 'pt_reason_id' ],
634 
635  // 1.34
636  [ 'dropPgIndex', 'archive', 'archive_user_text' ],
637  [ 'dropPgField', 'archive', 'ar_user' ],
638  [ 'dropPgField', 'archive', 'ar_user_text' ],
639  [ 'dropDefault', 'archive', 'ar_actor' ],
640  [ 'dropPgField', 'ipblocks', 'ipb_by' ],
641  [ 'dropPgField', 'ipblocks', 'ipb_by_text' ],
642  [ 'dropDefault', 'ipblocks', 'ipb_by_actor' ],
643  [ 'dropPgField', 'image', 'img_user' ],
644  [ 'dropPgField', 'image', 'img_user_text' ],
645  [ 'dropDefault', 'image', 'img_actor' ],
646  [ 'dropPgField', 'oldimage', 'oi_user' ],
647  [ 'dropPgField', 'oldimage', 'oi_user_text' ],
648  [ 'dropDefault', 'oldimage', 'oi_actor' ],
649  [ 'dropPgField', 'filearchive', 'fa_user' ],
650  [ 'dropPgField', 'filearchive', 'fa_user_text' ],
651  [ 'dropDefault', 'filearchive', 'fa_actor' ],
652  [ 'dropPgField', 'recentchanges', 'rc_user' ],
653  [ 'dropPgField', 'recentchanges', 'rc_user_text' ],
654  [ 'dropDefault', 'recentchanges', 'rc_actor' ],
655  [ 'dropPgIndex', 'logging', 'logging_user_time' ],
656  [ 'dropPgIndex', 'logging', 'logging_user_type_time' ],
657  [ 'dropPgIndex', 'logging', 'logging_user_text_type_time' ],
658  [ 'dropPgIndex', 'logging', 'logging_user_text_time' ],
659  [ 'dropPgField', 'logging', 'log_user' ],
660  [ 'dropPgField', 'logging', 'log_user_text' ],
661  [ 'dropDefault', 'logging', 'log_actor' ],
662  ];
663  }
664 
665  protected function getOldGlobalUpdates() {
666  global $wgExtNewTables, $wgExtPGNewFields, $wgExtPGAlteredFields, $wgExtNewIndexes;
667 
668  $updates = [];
669 
670  # Add missing extension tables
671  foreach ( $wgExtNewTables as $tableRecord ) {
672  $updates[] = [
673  'addTable', $tableRecord[0], $tableRecord[1], true
674  ];
675  }
676 
677  # Add missing extension fields
678  foreach ( $wgExtPGNewFields as $fieldRecord ) {
679  $updates[] = [
680  'addPgField', $fieldRecord[0], $fieldRecord[1],
681  $fieldRecord[2]
682  ];
683  }
684 
685  # Change altered columns
686  foreach ( $wgExtPGAlteredFields as $fieldRecord ) {
687  $updates[] = [
688  'changeField', $fieldRecord[0], $fieldRecord[1],
689  $fieldRecord[2]
690  ];
691  }
692 
693  # Add missing extension indexes
694  foreach ( $wgExtNewIndexes as $fieldRecord ) {
695  $updates[] = [
696  'addPgExtIndex', $fieldRecord[0], $fieldRecord[1],
697  $fieldRecord[2]
698  ];
699  }
700 
701  return $updates;
702  }
703 
704  protected function describeTable( $table ) {
705  $q = <<<END
706 SELECT attname, attnum FROM pg_namespace, pg_class, pg_attribute
707  WHERE pg_class.relnamespace = pg_namespace.oid
708  AND attrelid=pg_class.oid AND attnum > 0
709  AND relname=%s AND nspname=%s
710 END;
711  $res = $this->db->query( sprintf( $q,
712  $this->db->addQuotes( $table ),
713  $this->db->addQuotes( $this->db->getCoreSchema() ) ) );
714  if ( !$res ) {
715  return null;
716  }
717 
718  $cols = [];
719  foreach ( $res as $r ) {
720  $cols[] = [
721  "name" => $r[0],
722  "ord" => $r[1],
723  ];
724  }
725 
726  return $cols;
727  }
728 
729  function describeIndex( $idx ) {
730  // first fetch the key (which is a list of columns ords) and
731  // the table the index applies to (an oid)
732  $q = <<<END
733 SELECT indkey, indrelid FROM pg_namespace, pg_class, pg_index
734  WHERE nspname=%s
735  AND pg_class.relnamespace = pg_namespace.oid
736  AND relname=%s
737  AND indexrelid=pg_class.oid
738 END;
739  $res = $this->db->query(
740  sprintf(
741  $q,
742  $this->db->addQuotes( $this->db->getCoreSchema() ),
743  $this->db->addQuotes( $idx )
744  )
745  );
746  if ( !$res ) {
747  return null;
748  }
749  $r = $this->db->fetchRow( $res );
750  if ( !$r ) {
751  return null;
752  }
753 
754  $indkey = $r[0];
755  $relid = intval( $r[1] );
756  $indkeys = explode( ' ', $indkey );
757 
758  $colnames = [];
759  foreach ( $indkeys as $rid ) {
760  $query = <<<END
761 SELECT attname FROM pg_class, pg_attribute
762  WHERE attrelid=$relid
763  AND attnum=%d
764  AND attrelid=pg_class.oid
765 END;
766  $r2 = $this->db->query( sprintf( $query, $rid ) );
767  if ( !$r2 ) {
768  return null;
769  }
770  $row2 = $this->db->fetchRow( $r2 );
771  if ( !$row2 ) {
772  return null;
773  }
774  $colnames[] = $row2[0];
775  }
776 
777  return $colnames;
778  }
779 
780  function fkeyDeltype( $fkey ) {
781  $q = <<<END
782 SELECT confdeltype FROM pg_constraint, pg_namespace
783  WHERE connamespace=pg_namespace.oid
784  AND nspname=%s
785  AND conname=%s;
786 END;
787  $r = $this->db->query(
788  sprintf(
789  $q,
790  $this->db->addQuotes( $this->db->getCoreSchema() ),
791  $this->db->addQuotes( $fkey )
792  )
793  );
794  $row = $this->db->fetchRow( $r );
795  if ( !$row ) {
796  return null;
797  }
798 
799  return $row[0];
800  }
801 
802  function ruleDef( $table, $rule ) {
803  $q = <<<END
804 SELECT definition FROM pg_rules
805  WHERE schemaname = %s
806  AND tablename = %s
807  AND rulename = %s
808 END;
809  $r = $this->db->query(
810  sprintf(
811  $q,
812  $this->db->addQuotes( $this->db->getCoreSchema() ),
813  $this->db->addQuotes( $table ),
814  $this->db->addQuotes( $rule )
815  )
816  );
817  $row = $this->db->fetchRow( $r );
818  if ( !$row ) {
819  return null;
820  }
821  $d = $row[0];
822 
823  return $d;
824  }
825 
826  protected function addSequence( $table, $pkey, $ns ) {
827  if ( !$this->db->sequenceExists( $ns ) ) {
828  $this->output( "Creating sequence $ns\n" );
829  if ( $pkey !== false ) {
830  $this->db->query( "CREATE SEQUENCE $ns OWNED BY $table.$pkey" );
831  $this->setDefault( $table, $pkey, '"nextval"(\'"' . $ns . '"\'::"regclass")' );
832  } else {
833  $this->db->query( "CREATE SEQUENCE $ns" );
834  }
835  }
836  }
837 
838  protected function dropSequence( $table, $ns ) {
839  if ( $this->db->sequenceExists( $ns ) ) {
840  $this->output( "Dropping sequence $ns\n" );
841  $this->db->query( "DROP SEQUENCE $ns CASCADE" );
842  }
843  }
844 
845  protected function renameSequence( $old, $new ) {
846  if ( $this->db->sequenceExists( $new ) ) {
847  $this->output( "...sequence $new already exists.\n" );
848 
849  return;
850  }
851  if ( $this->db->sequenceExists( $old ) ) {
852  $this->output( "Renaming sequence $old to $new\n" );
853  $this->db->query( "ALTER SEQUENCE $old RENAME TO $new" );
854  }
855  }
856 
857  protected function setSequenceOwner( $table, $pkey, $seq ) {
858  if ( $this->db->sequenceExists( $seq ) ) {
859  $this->output( "Setting sequence $seq owner to $table.$pkey\n" );
860  $this->db->query( "ALTER SEQUENCE $seq OWNED BY $table.$pkey" );
861  }
862  }
863 
864  protected function renameTable( $old, $new, $patch = false ) {
865  if ( $this->db->tableExists( $old ) ) {
866  $this->output( "Renaming table $old to $new\n" );
867  $old = $this->db->realTableName( $old, "quoted" );
868  $new = $this->db->realTableName( $new, "quoted" );
869  $this->db->query( "ALTER TABLE $old RENAME TO $new" );
870  if ( $patch !== false ) {
871  $this->applyPatch( $patch );
872  }
873  }
874  }
875 
876  protected function renameIndex(
877  $table, $old, $new, $skipBothIndexExistWarning = false, $a = false, $b = false
878  ) {
879  // First requirement: the table must exist
880  if ( !$this->db->tableExists( $table, __METHOD__ ) ) {
881  $this->output( "...skipping: '$table' table doesn't exist yet.\n" );
882 
883  return true;
884  }
885 
886  // Second requirement: the new index must be missing
887  if ( $this->db->indexExists( $table, $new, __METHOD__ ) ) {
888  $this->output( "...index $new already set on $table table.\n" );
889  if ( !$skipBothIndexExistWarning
890  && $this->db->indexExists( $table, $old, __METHOD__ )
891  ) {
892  $this->output( "...WARNING: $old still exists, despite it has been " .
893  "renamed into $new (which also exists).\n" .
894  " $old should be manually removed if not needed anymore.\n" );
895  }
896 
897  return true;
898  }
899 
900  // Third requirement: the old index must exist
901  if ( !$this->db->indexExists( $table, $old, __METHOD__ ) ) {
902  $this->output( "...skipping: index $old doesn't exist.\n" );
903 
904  return true;
905  }
906 
907  $this->db->query( "ALTER INDEX $old RENAME TO $new" );
908  return true;
909  }
910 
911  protected function dropPgField( $table, $field ) {
912  $fi = $this->db->fieldInfo( $table, $field );
913  if ( is_null( $fi ) ) {
914  $this->output( "...$table table does not contain $field field.\n" );
915 
916  return;
917  } else {
918  $this->output( "Dropping column '$table.$field'\n" );
919  $this->db->query( "ALTER TABLE $table DROP COLUMN $field" );
920  }
921  }
922 
923  protected function addPgField( $table, $field, $type ) {
924  $fi = $this->db->fieldInfo( $table, $field );
925  if ( !is_null( $fi ) ) {
926  $this->output( "...column '$table.$field' already exists\n" );
927 
928  return;
929  } else {
930  $this->output( "Adding column '$table.$field'\n" );
931  $this->db->query( "ALTER TABLE $table ADD $field $type" );
932  }
933  }
934 
935  protected function changeField( $table, $field, $newtype, $default ) {
936  $fi = $this->db->fieldInfo( $table, $field );
937  if ( is_null( $fi ) ) {
938  $this->output( "...ERROR: expected column $table.$field to exist\n" );
939  exit( 1 );
940  }
941 
942  if ( $fi->type() === $newtype ) {
943  $this->output( "...column '$table.$field' is already of type '$newtype'\n" );
944  } else {
945  $this->output( "Changing column type of '$table.$field' from '{$fi->type()}' to '$newtype'\n" );
946  $sql = "ALTER TABLE $table ALTER $field TYPE $newtype";
947  if ( strlen( $default ) ) {
948  $res = [];
949  if ( preg_match( '/DEFAULT (.+)/', $default, $res ) ) {
950  $sqldef = "ALTER TABLE $table ALTER $field SET DEFAULT $res[1]";
951  $this->db->query( $sqldef );
952  $default = preg_replace( '/\s*DEFAULT .+/', '', $default );
953  }
954  $sql .= " USING $default";
955  }
956  $this->db->query( $sql );
957  }
958  }
959 
960  protected function changeFieldPurgeTable( $table, $field, $newtype, $default ) {
961  # # For a cache table, empty it if the field needs to be changed, because the old contents
962  # # may be corrupted. If the column is already the desired type, refrain from purging.
963  $fi = $this->db->fieldInfo( $table, $field );
964  if ( is_null( $fi ) ) {
965  $this->output( "...ERROR: expected column $table.$field to exist\n" );
966  exit( 1 );
967  }
968 
969  if ( $fi->type() === $newtype ) {
970  $this->output( "...column '$table.$field' is already of type '$newtype'\n" );
971  } else {
972  $this->output( "Purging data from cache table '$table'\n" );
973  $this->db->query( "DELETE from $table" );
974  $this->output( "Changing column type of '$table.$field' from '{$fi->type()}' to '$newtype'\n" );
975  $sql = "ALTER TABLE $table ALTER $field TYPE $newtype";
976  if ( strlen( $default ) ) {
977  $res = [];
978  if ( preg_match( '/DEFAULT (.+)/', $default, $res ) ) {
979  $sqldef = "ALTER TABLE $table ALTER $field SET DEFAULT $res[1]";
980  $this->db->query( $sqldef );
981  $default = preg_replace( '/\s*DEFAULT .+/', '', $default );
982  }
983  $sql .= " USING $default";
984  }
985  $this->db->query( $sql );
986  }
987  }
988 
989  protected function setDefault( $table, $field, $default ) {
990  $info = $this->db->fieldInfo( $table, $field );
991  if ( $info && $info->defaultValue() !== $default ) {
992  $this->output( "Changing '$table.$field' default value\n" );
993  $this->db->query( "ALTER TABLE $table ALTER $field SET DEFAULT "
994  . $this->db->addQuotes( $default ) );
995  }
996  }
997 
1004  protected function dropDefault( $table, $field ) {
1005  $info = $this->db->fieldInfo( $table, $field );
1006  if ( $info->defaultValue() !== false ) {
1007  $this->output( "Removing '$table.$field' default value\n" );
1008  $this->db->query( "ALTER TABLE $table ALTER $field DROP DEFAULT" );
1009  }
1010  }
1011 
1012  protected function changeNullableField( $table, $field, $null, $update = false ) {
1013  $fi = $this->db->fieldInfo( $table, $field );
1014  if ( is_null( $fi ) ) {
1015  return;
1016  }
1017  if ( $fi->isNullable() ) {
1018  # # It's NULL - does it need to be NOT NULL?
1019  if ( $null === 'NOT NULL' ) {
1020  $this->output( "Changing '$table.$field' to not allow NULLs\n" );
1021  if ( $update ) {
1022  $this->db->query( "UPDATE $table SET $field = DEFAULT WHERE $field IS NULL" );
1023  }
1024  $this->db->query( "ALTER TABLE $table ALTER $field SET NOT NULL" );
1025  } else {
1026  $this->output( "...column '$table.$field' is already set as NULL\n" );
1027  }
1028  } else {
1029  # # It's NOT NULL - does it need to be NULL?
1030  if ( $null === 'NULL' ) {
1031  $this->output( "Changing '$table.$field' to allow NULLs\n" );
1032  $this->db->query( "ALTER TABLE $table ALTER $field DROP NOT NULL" );
1033  } else {
1034  $this->output( "...column '$table.$field' is already set as NOT NULL\n" );
1035  }
1036  }
1037  }
1038 
1039  public function addPgIndex( $table, $index, $type, $unique = false ) {
1040  if ( $this->db->indexExists( $table, $index ) ) {
1041  $this->output( "...index '$index' on table '$table' already exists\n" );
1042  } else {
1043  $this->output( "Creating index '$index' on table '$table' $type\n" );
1044  $unique = $unique ? 'UNIQUE' : '';
1045  $this->db->query( "CREATE $unique INDEX $index ON $table $type" );
1046  }
1047  }
1048 
1049  public function addPgExtIndex( $table, $index, $type ) {
1050  if ( $this->db->indexExists( $table, $index ) ) {
1051  $this->output( "...index '$index' on table '$table' already exists\n" );
1052  } elseif ( preg_match( '/^\(/', $type ) ) {
1053  $this->output( "Creating index '$index' on table '$table'\n" );
1054  $this->db->query( "CREATE INDEX $index ON $table $type" );
1055  } else {
1056  $this->applyPatch( $type, true, "Creating index '$index' on table '$table'" );
1057  }
1058  }
1059 
1066  public function addPgEnumValue( $type, $value ) {
1067  $row = $this->db->selectRow(
1068  [
1069  't' => 'pg_catalog.pg_type',
1070  'n' => 'pg_catalog.pg_namespace',
1071  'e' => 'pg_catalog.pg_enum',
1072  ],
1073  [ 't.typname', 't.typtype', 'e.enumlabel' ],
1074  [
1075  't.typname' => $type,
1076  'n.nspname' => $this->db->getCoreSchema(),
1077  ],
1078  __METHOD__,
1079  [],
1080  [
1081  'n' => [ 'JOIN', 't.typnamespace = n.oid' ],
1082  'e' => [ 'LEFT JOIN', [ 'e.enumtypid = t.oid', 'e.enumlabel' => $value ] ],
1083  ]
1084  );
1085 
1086  if ( !$row ) {
1087  $this->output( "...Type $type does not exist, skipping modify enum.\n" );
1088  } elseif ( $row->typtype !== 'e' ) {
1089  $this->output( "...Type $type does not seem to be an enum, skipping modify enum.\n" );
1090  } elseif ( $row->enumlabel === $value ) {
1091  $this->output( "...Enum type $type already contains value '$value'.\n" );
1092  } else {
1093  $this->output( "...Adding value '$value' to enum type $type.\n" );
1094  $etype = $this->db->addIdentifierQuotes( $type );
1095  $evalue = $this->db->addQuotes( $value );
1096  $this->db->query( "ALTER TYPE $etype ADD VALUE $evalue" );
1097  }
1098  }
1099 
1100  protected function dropFkey( $table, $field ) {
1101  $fi = $this->db->fieldInfo( $table, $field );
1102  if ( is_null( $fi ) ) {
1103  $this->output( "WARNING! Column '$table.$field' does not exist but it should! " .
1104  "Please report this.\n" );
1105  return;
1106  }
1107  $conname = $fi->conname();
1108  if ( $fi->conname() ) {
1109  $this->output( "Dropping foreign key constraint on '$table.$field'\n" );
1110  $conclause = "CONSTRAINT \"$conname\"";
1111  $command = "ALTER TABLE $table DROP CONSTRAINT $conname";
1112  $this->db->query( $command );
1113  } else {
1114  $this->output( "...foreign key constraint on '$table.$field' already does not exist\n" );
1115  }
1116  }
1117 
1118  protected function changeFkeyDeferrable( $table, $field, $clause ) {
1119  $fi = $this->db->fieldInfo( $table, $field );
1120  if ( is_null( $fi ) ) {
1121  $this->output( "WARNING! Column '$table.$field' does not exist but it should! " .
1122  "Please report this.\n" );
1123 
1124  return;
1125  }
1126  if ( $fi->is_deferred() && $fi->is_deferrable() ) {
1127  return;
1128  }
1129  $this->output( "Altering column '$table.$field' to be DEFERRABLE INITIALLY DEFERRED\n" );
1130  $conname = $fi->conname();
1131  if ( $fi->conname() ) {
1132  $conclause = "CONSTRAINT \"$conname\"";
1133  $command = "ALTER TABLE $table DROP CONSTRAINT $conname";
1134  $this->db->query( $command );
1135  } else {
1136  $this->output( "Column '$table.$field' does not have a foreign key " .
1137  "constraint, will be added\n" );
1138  $conclause = "";
1139  }
1140  $command =
1141  "ALTER TABLE $table ADD $conclause " .
1142  "FOREIGN KEY ($field) REFERENCES $clause DEFERRABLE INITIALLY DEFERRED";
1143  $this->db->query( $command );
1144  }
1145 
1146  protected function convertArchive2() {
1147  if ( $this->db->tableExists( "archive2" ) ) {
1148  if ( $this->db->ruleExists( 'archive', 'archive_insert' ) ) {
1149  $this->output( "Dropping rule 'archive_insert'\n" );
1150  $this->db->query( 'DROP RULE archive_insert ON archive' );
1151  }
1152  if ( $this->db->ruleExists( 'archive', 'archive_delete' ) ) {
1153  $this->output( "Dropping rule 'archive_delete'\n" );
1154  $this->db->query( 'DROP RULE archive_delete ON archive' );
1155  }
1156  $this->applyPatch(
1157  'patch-remove-archive2.sql',
1158  false,
1159  "Converting 'archive2' back to normal archive table"
1160  );
1161  } else {
1162  $this->output( "...obsolete table 'archive2' does not exist\n" );
1163  }
1164  }
1165 
1166  protected function checkOiDeleted() {
1167  if ( $this->db->fieldInfo( 'oldimage', 'oi_deleted' )->type() !== 'smallint' ) {
1168  $this->output( "Changing 'oldimage.oi_deleted' to type 'smallint'\n" );
1169  $this->db->query( "ALTER TABLE oldimage ALTER oi_deleted DROP DEFAULT" );
1170  $this->db->query(
1171  "ALTER TABLE oldimage ALTER oi_deleted TYPE SMALLINT USING (oi_deleted::smallint)" );
1172  $this->db->query( "ALTER TABLE oldimage ALTER oi_deleted SET DEFAULT 0" );
1173  } else {
1174  $this->output( "...column 'oldimage.oi_deleted' is already of type 'smallint'\n" );
1175  }
1176  }
1177 
1178  protected function checkOiNameConstraint() {
1179  if ( $this->db->hasConstraint( "oldimage_oi_name_fkey_cascaded" ) ) {
1180  $this->output( "...table 'oldimage' has correct cascading delete/update " .
1181  "foreign key to image\n" );
1182  } else {
1183  if ( $this->db->hasConstraint( "oldimage_oi_name_fkey" ) ) {
1184  $this->db->query(
1185  "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey" );
1186  }
1187  if ( $this->db->hasConstraint( "oldimage_oi_name_fkey_cascade" ) ) {
1188  $this->db->query(
1189  "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey_cascade" );
1190  }
1191  $this->output( "Making foreign key on table 'oldimage' (to image) a cascade delete/update\n" );
1192  $this->db->query(
1193  "ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascaded " .
1194  "FOREIGN KEY (oi_name) REFERENCES image(img_name) " .
1195  "ON DELETE CASCADE ON UPDATE CASCADE" );
1196  }
1197  }
1198 
1199  protected function checkPageDeletedTrigger() {
1200  if ( !$this->db->triggerExists( 'page', 'page_deleted' ) ) {
1201  $this->applyPatch(
1202  'patch-page_deleted.sql',
1203  false,
1204  "Adding function and trigger 'page_deleted' to table 'page'"
1205  );
1206  } else {
1207  $this->output( "...table 'page' has 'page_deleted' trigger\n" );
1208  }
1209  }
1210 
1211  protected function dropPgIndex( $table, $index ) {
1212  if ( $this->db->indexExists( $table, $index ) ) {
1213  $this->output( "Dropping obsolete index '$index'\n" );
1214  $this->db->query( "DROP INDEX \"" . $index . "\"" );
1215  }
1216  }
1217 
1218  protected function checkIndex( $index, $should_be, $good_def ) {
1219  $pu = $this->db->indexAttributes( $index );
1220  if ( !empty( $pu ) && $pu != $should_be ) {
1221  $this->output( "Dropping obsolete version of index '$index'\n" );
1222  $this->db->query( "DROP INDEX \"" . $index . "\"" );
1223  $pu = [];
1224  } else {
1225  $this->output( "...no need to drop index '$index'\n" );
1226  }
1227 
1228  if ( empty( $pu ) ) {
1229  $this->output( "Creating index '$index'\n" );
1230  $this->db->query( $good_def );
1231  } else {
1232  $this->output( "...index '$index' exists\n" );
1233  }
1234  }
1235 
1236  protected function checkRevUserFkey() {
1237  if ( $this->fkeyDeltype( 'revision_rev_user_fkey' ) == 'r' ) {
1238  $this->output( "...constraint 'revision_rev_user_fkey' is ON DELETE RESTRICT\n" );
1239  } else {
1240  $this->applyPatch(
1241  'patch-revision_rev_user_fkey.sql',
1242  false,
1243  "Changing constraint 'revision_rev_user_fkey' to ON DELETE RESTRICT"
1244  );
1245  }
1246  }
1247 
1248  protected function checkIwlPrefix() {
1249  if ( $this->db->indexExists( 'iwlinks', 'iwl_prefix' ) ) {
1250  $this->applyPatch(
1251  'patch-rename-iwl_prefix.sql',
1252  false,
1253  "Replacing index 'iwl_prefix' with 'iwl_prefix_title_from'"
1254  );
1255  }
1256  }
1257 
1258  protected function addInterwikiType() {
1259  $this->applyPatch( 'patch-add_interwiki.sql', false, "Refreshing add_interwiki()" );
1260  }
1261 
1262  protected function tsearchFixes() {
1263  # Tweak the page_title tsearch2 trigger to filter out slashes
1264  # This is create or replace, so harmless to call if not needed
1265  $this->applyPatch( 'patch-ts2pagetitle.sql', false, "Refreshing ts2_page_title()" );
1266 
1267  # If the server is 8.3 or higher, rewrite the tsearch2 triggers
1268  # in case they have the old 'default' versions
1269  # Gather version numbers in case we need them
1270  if ( $this->db->getServerVersion() >= 8.3 ) {
1271  $this->applyPatch( 'patch-tsearch2funcs.sql', false, "Rewriting tsearch2 triggers" );
1272  }
1273  }
1274 
1275  protected function rebuildTextSearch() {
1276  if ( $this->updateRowExists( 'patch-textsearch_bug66650.sql' ) ) {
1277  $this->output( "...T68650 already fixed or not applicable.\n" );
1278  return;
1279  }
1280  $this->applyPatch( 'patch-textsearch_bug66650.sql', false,
1281  'Rebuilding text search for T68650' );
1282  }
1283 }
addSequence( $table, $pkey, $ns)
renameIndex( $table, $old, $new, $skipBothIndexExistWarning=false, $a=false, $b=false)
dropPgIndex( $table, $index)
changeFieldPurgeTable( $table, $field, $newtype, $default)
$command
Definition: cdb.php:65
addPgField( $table, $field, $type)
Class for handling database updates.
renameTable( $old, $new, $patch=false)
changeFkeyDeferrable( $table, $field, $clause)
addPgExtIndex( $table, $index, $type)
renameSequence( $old, $new)
addPgEnumValue( $type, $value)
Add a value to an existing PostgreSQL enum type.
setDefault( $table, $field, $default)
array $updates
Array of updates to perform on the database.
DatabasePostgres $db
addPgIndex( $table, $index, $type, $unique=false)
Class for handling updates to Postgres databases.
setSequenceOwner( $table, $pkey, $seq)
changeNullableField( $table, $field, $null, $update=false)
dropSequence( $table, $ns)
checkIndex( $index, $should_be, $good_def)
output( $str)
Output some text.
applyPatch( $path, $isFullPath=false, $msg=null)
Applies a SQL patch.
changeField( $table, $field, $newtype, $default)
dropPgField( $table, $field)
dropFkey( $table, $field)
ruleDef( $table, $rule)
updateRowExists( $key)
Helper function: check if the given key is present in the updatelog table.
return true
Definition: router.php:92
dropDefault( $table, $field)
Drop a default value from a field.