-- -- Perl Weekly Challenge 321 -- Task 2 -- See -- CREATE SCHEMA IF NOT EXISTS pwc321; CREATE OR REPLACE FUNCTION pwc321.task2_plpgsql( l text, r text ) RETURNS boolean AS $CODE$ SELECT regexp_replace( l, '.[#]', '', 'g' ) = regexp_replace( r, '.[#]', '', 'g' ); $CODE$ LANGUAGE sql;