array( 'changeFkeyDeferrable', 'recentchanges', 'rc_user',
'mwuser(user_id) ON DELETE SET NULL' ),
array( 'changeFkeyDeferrable', 'redirect', 'rd_from', 'page(page_id) ON DELETE CASCADE' ),
array( 'changeFkeyDeferrable', 'recentchanges', 'rc_user',
'mwuser(user_id) ON DELETE SET NULL' ),
array( 'changeFkeyDeferrable', 'redirect', 'rd_from', 'page(page_id) ON DELETE CASCADE' ),