> > I have a table with an xml type column, and while I can make regex queries > like this successfully: > > => select id from form_d where 'kumar' ~* any( > CAST(xpath('//PersonsList/PersonName/LastName/text()', data) as TEXT[]) > ); It took me way too long to figure this out: SELECT 'text to search against' ~* 'regular expression' The text to be searched must be on the left-hand side of the operator and thus the regular expression operators cannot be used with "ANY/ALL" because they require that the text to be search exist on the right-hand side of the operator. I'll let others respond as to the difficulty of implementing a LHS-Array version of ANY/ALL David J. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general