-- This file is automatically generated using maintenance/generateSchemaChangeSql.php.
-- Source: sql/abstractSchemaChanges/patch-pagelinks-drop-pl_title.json
-- Do not modify this file directly.
-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
DROP INDEX pl_namespace;
DROP INDEX pl_backlinks_namespace;
ALTER TABLE pagelinks
  DROP CONSTRAINT pagelinks_pkey;
ALTER TABLE pagelinks
  DROP pl_namespace;
ALTER TABLE pagelinks
  DROP pl_title;
ALTER TABLE pagelinks
  ALTER pl_target_id
SET
  NOT NULL;
ALTER TABLE pagelinks
  ADD PRIMARY KEY (pl_from, pl_target_id);