Tom, Oops, you were absolutely right: I needed to use @> instead of <@. Thanks again! -- View this message in context: http://postgresql.nabble.com/Why-is-GIN-index-slowing-down-my-query-tp5836319p5836327.html Sent from the PostgreSQL - performance mailing list archive at Nabble.com. -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance