maintenance/archives/patch-change_tag_def.sql

   1 -- Table defining tag names for IDs. Also stores hit counts to avoid expensive queries on change_tag
   2
   3 CREATE TABLE /*_*/change_tag_def (
   4     -- Numerical ID of the tag (ct_tag_id refers to this)
   5     ctd_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT,
   6     -- Symbolic name of the tag (what would previously be put in ct_tag)
   7     ctd_name varbinary(255) NOT NULL,
   8     -- Whether this tag was defined manually by a privileged user using Special:Tags
   9     ctd_user_defined tinyint(1) NOT NULL,
  10     -- Number of times this tag was used
  11     ctd_count bigint unsigned NOT NULL default 0
  12 ) /*$wgDBTableOptions*/;
  13
  14 CREATE UNIQUE INDEX /*i*/ctd_name ON /*_*/change_tag_def (ctd_name);
  15 CREATE INDEX /*i*/ctd_count ON /*_*/change_tag_def (ctd_count);
  16 CREATE INDEX /*i*/ctd_user_defined ON /*_*/change_tag_def (ctd_user_defined);