maintenance/archives/patch-remove-old-title-namespace.sql

   1 -- remove old_title and old_namespace, replace with old_articleid
   2
   3 ALTER TABLE old
   4         DROP COLUMN old_title,
   5         DROP COLUMN old_namespace,
   6         ADD COLUMN old_articleid INT(8) UNSIGNED NOT NULL;
   7
   8 UPDATE old,cur
   9         SET old_articleid=cur_id
  10         WHERE old_title=cur_title
  11         AND old_namespace=cur_namespace;
  12
  13 DROP INDEX name_title_timestamp ON old;
  14 DROP INDEX name_title ON old;
  15 CREATE INDEX articleid_timestamp ON old (old_articleid, old_timestamp);
  16 CREATE INDEX articleid ON old (old_articleid);