--
CREATE TABLE /*$wgDBprefix*/user_groups (
-- Key to user_id
- ug_user int(5) unsigned NOT NULL default '0',
-
+ ug_user int unsigned NOT NULL default '0',
+
-- Group names are short symbolic string keys.
-- The set of group names is open-ended, though in practice
-- only some predefined ones are likely to be used.
-- with particular permissions. A user will have the combined
-- permissions of any group they're explicitly in, plus
-- the implicit '*' and 'user' groups.
- ug_group char(16) NOT NULL default '',
-
+ ug_group varbinary(16) NOT NULL default '',
+
PRIMARY KEY (ug_user,ug_group),
KEY (ug_group)
) /*$wgDBTableOptions*/;