the 2nd example on http://wiki.postgresql.org/wiki/Index_Maintenance
doesn't work on 8.4 or 9.0 unless you add ::text to the arguments of
the two pg_relation_size calls near the beginning.
I don't have wiki edit privs and don't see a way to register so I'm
hoping someone who does can fix that?
--
john r pierce N 37, W 122
santa cruz ca mid-left coast