-- It's possible for multiple revisions to use the same text,
-- for instance revisions where only metadata is altered
-- or a rollback to a previous version.
- rev_text_id int unsigned NOT NULL,
+ rev_text_id int unsigned NOT NULL default 0,
-- Text comment summarizing the change. Deprecated in favor of
-- revision_comment_temp.revcomment_comment_id.
ct_rev_id int unsigned NULL,
-- Tag applied
ct_tag varchar(255) NOT NULL,
- -- Parameters for the tag, presently unused
+ -- Parameters for the tag; used by some extensions
ct_params blob NULL
) /*$wgDBTableOptions*/;