1 define mw_prefix
='{$wgDBprefix}';
3 ALTER TABLE &mw_prefix.externallinks
ADD el_index_60
VARBINARY(60) NOT NULL DEFAULT '';
4 CREATE INDEX &mw_prefix.externallinks_i04
ON &mw_prefix.
externallinks (el_index_60
, el_id
);
5 CREATE INDEX &mw_prefix.externallinks_i05
ON &mw_prefix.
externallinks (el_from
, el_index_60
, el_id
);