VALUES (DEFAULT,'Anonymous','',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,now(),now());
CREATE TABLE user_groups (
- ug_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE CASCADE,
+ ug_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
ug_group TEXT NOT NULL
);
CREATE UNIQUE INDEX user_groups_unique ON user_groups (ug_user, ug_group);
CREATE TABLE user_newtalk (
- user_id INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE CASCADE,
+ user_id INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
user_ip TEXT NULL,
user_last_timestamp TIMESTAMPTZ
);
CREATE SEQUENCE revision_rev_id_seq;
CREATE TABLE revision (
rev_id INTEGER NOT NULL UNIQUE DEFAULT nextval('revision_rev_id_seq'),
- rev_page INTEGER NULL REFERENCES page (page_id) ON DELETE CASCADE,
+ rev_page INTEGER NULL REFERENCES page (page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
rev_text_id INTEGER NULL, -- FK
rev_comment TEXT,
- rev_user INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE RESTRICT,
+ rev_user INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE RESTRICT DEFERRABLE INITIALLY DEFERRED,
rev_user_text TEXT NOT NULL,
rev_timestamp TIMESTAMPTZ NOT NULL,
rev_minor_edit SMALLINT NOT NULL DEFAULT 0,
CREATE SEQUENCE page_restrictions_pr_id_seq;
CREATE TABLE page_restrictions (
pr_id INTEGER NOT NULL UNIQUE DEFAULT nextval('page_restrictions_pr_id_seq'),
- pr_page INTEGER NULL REFERENCES page (page_id) ON DELETE CASCADE,
+ pr_page INTEGER NULL REFERENCES page (page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
pr_type TEXT NOT NULL,
pr_level TEXT NOT NULL,
pr_cascade SMALLINT NOT NULL,
ALTER TABLE page_restrictions ADD CONSTRAINT page_restrictions_pk PRIMARY KEY (pr_page,pr_type);
CREATE TABLE page_props (
- pp_page INTEGER NOT NULL REFERENCES page (page_id) ON DELETE CASCADE,
+ pp_page INTEGER NOT NULL REFERENCES page (page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
pp_propname TEXT NOT NULL,
pp_value TEXT NOT NULL
);
ar_page_id INTEGER NULL,
ar_parent_id INTEGER NULL,
ar_comment TEXT,
- ar_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ ar_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
ar_user_text TEXT NOT NULL,
ar_timestamp TIMESTAMPTZ NOT NULL,
ar_minor_edit SMALLINT NOT NULL DEFAULT 0,
CREATE TABLE redirect (
- rd_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE,
+ rd_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
rd_namespace SMALLINT NOT NULL,
rd_title TEXT NOT NULL,
rd_interwiki TEXT NULL,
CREATE TABLE pagelinks (
- pl_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE,
+ pl_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
pl_namespace SMALLINT NOT NULL,
pl_title TEXT NOT NULL
);
CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title);
CREATE TABLE templatelinks (
- tl_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE,
+ tl_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
tl_namespace SMALLINT NOT NULL,
tl_title TEXT NOT NULL
);
CREATE INDEX templatelinks_from ON templatelinks (tl_from);
CREATE TABLE imagelinks (
- il_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE,
+ il_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
il_to TEXT NOT NULL
);
CREATE UNIQUE INDEX il_from ON imagelinks (il_to,il_from);
CREATE TABLE categorylinks (
- cl_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE,
+ cl_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
cl_to TEXT NOT NULL,
cl_sortkey TEXT,
cl_timestamp TIMESTAMPTZ NOT NULL
CREATE INDEX cl_sortkey ON categorylinks (cl_to, cl_sortkey, cl_from);
CREATE TABLE externallinks (
- el_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE,
+ el_from INTEGER NOT NULL REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
el_to TEXT NOT NULL,
el_index TEXT NOT NULL
);
CREATE UNIQUE INDEX eu_external_id ON external_user (eu_external_id);
CREATE TABLE langlinks (
- ll_from INTEGER NOT NULL REFERENCES page (page_id) ON DELETE CASCADE,
+ ll_from INTEGER NOT NULL REFERENCES page (page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
ll_lang TEXT,
ll_title TEXT
);
CREATE TABLE ipblocks (
ipb_id INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('ipblocks_ipb_id_seq'),
ipb_address TEXT NULL,
- ipb_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
- ipb_by INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE CASCADE,
+ ipb_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
+ ipb_by INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
ipb_by_text TEXT NOT NULL DEFAULT '',
ipb_reason TEXT NOT NULL,
ipb_timestamp TIMESTAMPTZ NOT NULL,
img_major_mime TEXT DEFAULT 'unknown',
img_minor_mime TEXT DEFAULT 'unknown',
img_description TEXT NOT NULL,
- img_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ img_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
img_user_text TEXT NOT NULL,
img_timestamp TIMESTAMPTZ,
img_sha1 TEXT NOT NULL DEFAULT ''
oi_height INTEGER NOT NULL,
oi_bits SMALLINT NULL,
oi_description TEXT,
- oi_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ oi_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
oi_user_text TEXT NOT NULL,
oi_timestamp TIMESTAMPTZ NULL,
oi_metadata BYTEA NOT NULL DEFAULT '',
oi_deleted SMALLINT NOT NULL DEFAULT 0,
oi_sha1 TEXT NOT NULL DEFAULT ''
);
-ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascaded FOREIGN KEY (oi_name) REFERENCES image(img_name) ON DELETE CASCADE ON UPDATE CASCADE;
+ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascaded FOREIGN KEY (oi_name) REFERENCES image(img_name) ON DELETE CASCADE ON UPDATE CASCADE DEFERRABLE INITIALLY DEFERRED;
CREATE INDEX oi_name_timestamp ON oldimage (oi_name,oi_timestamp);
CREATE INDEX oi_name_archive_name ON oldimage (oi_name,oi_archive_name);
CREATE INDEX oi_sha1 ON oldimage (oi_sha1);
fa_archive_name TEXT,
fa_storage_group TEXT,
fa_storage_key TEXT,
- fa_deleted_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ fa_deleted_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
fa_deleted_timestamp TIMESTAMPTZ NOT NULL,
fa_deleted_reason TEXT,
fa_size INTEGER NOT NULL,
fa_major_mime TEXT DEFAULT 'unknown',
fa_minor_mime TEXT DEFAULT 'unknown',
fa_description TEXT NOT NULL,
- fa_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ fa_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
fa_user_text TEXT NOT NULL,
fa_timestamp TIMESTAMPTZ,
fa_deleted SMALLINT NOT NULL DEFAULT 0
rc_id INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('recentchanges_rc_id_seq'),
rc_timestamp TIMESTAMPTZ NOT NULL,
rc_cur_time TIMESTAMPTZ NOT NULL,
- rc_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ rc_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
rc_user_text TEXT NOT NULL,
rc_namespace SMALLINT NOT NULL,
rc_title TEXT NOT NULL,
rc_minor SMALLINT NOT NULL DEFAULT 0,
rc_bot SMALLINT NOT NULL DEFAULT 0,
rc_new SMALLINT NOT NULL DEFAULT 0,
- rc_cur_id INTEGER NULL REFERENCES page(page_id) ON DELETE SET NULL,
+ rc_cur_id INTEGER NULL REFERENCES page(page_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
rc_this_oldid INTEGER NOT NULL,
rc_last_oldid INTEGER NOT NULL,
rc_type SMALLINT NOT NULL DEFAULT 0,
CREATE TABLE watchlist (
- wl_user INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE CASCADE,
+ wl_user INTEGER NOT NULL REFERENCES mwuser(user_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
wl_namespace SMALLINT NOT NULL DEFAULT 0,
wl_title TEXT NOT NULL,
wl_notificationtimestamp TIMESTAMPTZ
log_type TEXT NOT NULL,
log_action TEXT NOT NULL,
log_timestamp TIMESTAMPTZ NOT NULL,
- log_user INTEGER REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ log_user INTEGER REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
log_namespace SMALLINT NOT NULL,
log_title TEXT NOT NULL,
log_comment TEXT,
CREATE SEQUENCE trackbacks_tb_id_seq;
CREATE TABLE trackbacks (
tb_id INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('trackbacks_tb_id_seq'),
- tb_page INTEGER REFERENCES page(page_id) ON DELETE CASCADE,
+ tb_page INTEGER REFERENCES page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
tb_title TEXT NOT NULL,
tb_url TEXT NOT NULL,
tb_ex TEXT,
CREATE TABLE protected_titles (
pt_namespace SMALLINT NOT NULL,
pt_title TEXT NOT NULL,
- pt_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL,
+ pt_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE SET NULL DEFERRABLE INITIALLY DEFERRED,
pt_reason TEXT NULL,
pt_timestamp TIMESTAMPTZ NOT NULL,
pt_expiry TIMESTAMPTZ NULL,
);
CREATE TABLE user_properties (
- up_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE CASCADE,
+ up_user INTEGER NULL REFERENCES mwuser(user_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED,
up_property TEXT NOT NULL,
up_value TEXT
);
$newrules = array(
);
+ ## All FK columns should be deferred
+ $deferredcols = array(
+ array("archive", "ar_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("categorylinks", "cl_from", "page(page_id) ON DELETE CASCADE"),
+ array("externallinks", "el_from", "page(page_id) ON DELETE CASCADE"),
+ array("filearchive", "fa_deleted_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("filearchive", "fa_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("image", "img_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("imagelinks", "il_from", "page(page_id) ON DELETE CASCADE"),
+ array("ipblocks", "ipb_by", "mwuser(user_id) ON DELETE CASCADE"),
+ array("ipblocks", "ipb_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("langlinks", "ll_from", "page(page_id) ON DELETE CASCADE"),
+ array("logging", "log_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("oldimage", "oi_name", "image(img_name) ON DELETE CASCADE ON UPDATE CASCADE"),
+ array("oldimage", "oi_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("pagelinks", "pl_from", "page(page_id) ON DELETE CASCADE"),
+ array("page_props", "pp_page", "page (page_id) ON DELETE CASCADE"),
+ array("page_restrictions","pr_page", "page(page_id) ON DELETE CASCADE"),
+ array("protected_titles", "pt_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("recentchanges", "rc_cur_id", "page(page_id) ON DELETE SET NULL"),
+ array("recentchanges", "rc_user", "mwuser(user_id) ON DELETE SET NULL"),
+ array("redirect", "rd_from", "page(page_id) ON DELETE CASCADE"),
+ array("revision", "rev_page", "page (page_id) ON DELETE CASCADE"),
+ array("revision", "rev_user", "mwuser(user_id) ON DELETE RESTRICT"),
+ array("templatelinks", "tl_from", "page(page_id) ON DELETE CASCADE"),
+ array("trackbacks", "tb_page", "page(page_id) ON DELETE CASCADE"),
+ array("user_groups", "ug_user", "mwuser(user_id) ON DELETE CASCADE"),
+ array("user_newtalk", "user_id", "mwuser(user_id) ON DELETE CASCADE"),
+ array("user_properties", "up_user", "mwuser(user_id) ON DELETE CASCADE"),
+ array("watchlist", "wl_user", "mwuser(user_id) ON DELETE CASCADE"),
+ );
+
#Check new sequences, rename if needed
foreach ($newsequences as $ns) {
if( $wgDatabase->sequenceExists('pr_id_val') ) {
}
}
+ foreach ( $deferredcols AS $dc ) {
+ $fi = $wgDatabase->fieldInfo($dc[0], $dc[1]);
+ if (is_null($fi)) {
+ wfOut( "WARNING! Column \"$dc[0].$dc[1]\" does not exist but it should! Please report this.\n" );
+ continue;
+ }
+ if ( $fi->is_deferred() && $fi->is_deferrable() ) {
+ continue;
+ }
+ wfOut( "Altering column \"$dc[0].$dc[1]\" to be DEFERRABLE INITTALLY DEFERRED\n" );
+ $conname = $fi->conname();
+ $clause = $dc[2];
+ $command = "ALTER TABLE $dc[0] DROP CONSTRAINT $conname";
+ $wgDatabase->query( $command );
+ $command = "ALTER TABLE $dc[0] ADD CONSTRAINT $conname FOREIGN KEY ($dc[1]) REFERENCES $clause DEFERRABLE INITIALLY DEFERRED";
+ $wgDatabase->query( $command );
+ }
+
# Tweak the page_title tsearch2 trigger to filter out slashes
# This is create or replace, so harmless to call if not needed
$wgDatabase->sourceFile(archive('patch-ts2pagetitle.sql'));