can you run an analyze command first and then post here the results of: select * FROM pg_stats WHERE tablename = 'delayed_jobs'; ? -- View this message in context: http://postgresql.1045698.n5.nabble.com/index-usage-for-min-vs-order-by-asc-limit-1-tp5002928p5004410.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