wiki.techinc.nl/maintenance/sqlite/archives/patch-templatelinks-fix-pk.sql
Reedy e90012d558 Fix SQLite patch-(page|template)links-fix-pk.sql column order
Bug: T202211
Change-Id: Ife673b88c23acdc1bfc04630715d18243471035f
2019-06-30 17:47:53 +01:00

27 lines
1.1 KiB
SQL

CREATE TABLE /*_*/templatelinks_tmp (
-- Key to the page_id of the page containing the link.
tl_from int unsigned NOT NULL default 0,
-- Namespace for this page
tl_from_namespace int NOT NULL default 0,
-- Key to page_namespace/page_title of the target page.
-- The target page may or may not exist, and due to renames
-- and deletions may refer to different page records as time
-- goes by.
tl_namespace int NOT NULL default 0,
tl_title varchar(255) binary NOT NULL default '',
PRIMARY KEY (tl_from,tl_namespace,tl_title)
) /*$wgDBTableOptions*/;
INSERT INTO /*_*/templatelinks_tmp (tl_from, tl_from_namespace, tl_namespace, tl_title)
SELECT tl_from, tl_from_namespace, tl_namespace, tl_title FROM /*_*/templatelinks;
DROP TABLE /*_*/templatelinks;
ALTER TABLE /*_*/templatelinks_tmp RENAME TO /*_*/templatelinks;
-- Reverse index, for Special:Whatlinkshere
CREATE INDEX /*i*/tl_namespace ON /*_*/templatelinks (tl_namespace,tl_title,tl_from);
-- Index for Special:Whatlinkshere with namespace filter
CREATE INDEX /*i*/tl_backlinks_namespace ON /*_*/templatelinks (tl_from_namespace,tl_namespace,tl_title,tl_from);