CREATE INDEX json_tables_idx ON json_tables USING GIN (data jsonb_path_ops); Bitmap Heap Scan on json_tables (cost=113.50..37914.64 rows=10000 width=1261) (actual time=2157.118..1259550.327 rows=909091 loops=1) Recheck Cond: (data @> '{"name": "AC3 Case Red"}'::jsonb) Rows Removed by Index Recheck: 4360296 Heap Blocks: exact=37031 lossy=872059
Hmm, looks like too small work_mem because lossy heap block count is too big.
-- Teodor Sigaev E-mail: teo...@sigaev.ru WWW: http://www.sigaev.ru/ -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general