-- This file is automatically generated using maintenance/generateSchemaChangeSql.php.
-- Source: sql/abstractSchemaChanges/patch-cn_notice_regions-unique-to-pk.json
-- Do not modify this file directly.
-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
DROP  INDEX nr_notice_id_region;
ALTER TABLE  cn_notice_regions
ADD  PRIMARY KEY (nr_notice_id, nr_region);