oi_deleted SMALLINT NOT NULL DEFAULT 0,
oi_sha1 TEXT NOT NULL DEFAULT ''
);
-ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascade 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;
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);
dbsource(archive($nr[2]));
}
- if ($wgDatabase->hasConstraint("oldimage_oi_name_fkey")) {
- wfOut( "Making foreign key on table \"oldimage\" (to image) a cascade delete\n" );
- $wgDatabase->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey" );
- $wgDatabase->query( "ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascade ".
- "FOREIGN KEY (oi_name) REFERENCES image(img_name) ON DELETE CASCADE" );
+ if ($wgDatabase->hasConstraint("oldimage_oi_name_fkey_cascaded")) {
+ wfOut( "... table \"oldimage\" has correct cascading delete/update foreign key to image\n" );
+ }
+ else {
+ if ($wgDatabase->hasConstraint("oldimage_oi_name_fkey")) {
+ $wgDatabase->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey" );
+ }
+ if ($wgDatabase->hasConstraint("oldimage_oi_name_fkey_cascade")) {
+ $wgDatabase->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey_cascade" );
+ }
+ wfOut( "Making foreign key on table \"oldimage\" (to image) a cascade delete/update\n" );
+ $wgDatabase->query( "ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascaded ".
+ "FOREIGN KEY (oi_name) REFERENCES image(img_name) ON DELETE CASCADE ON UPDATE CASCADE" );
}
- else
- wfOut( "... table \"oldimage\" has correct cascade delete foreign key to image\n" );
if (!$wgDatabase->triggerExists("page", "page_deleted")) {
wfOut( "Adding function and trigger \"page_deleted\" to table \"page\"\n" );