On Sun, 2020-05-03 at 16:55 +0530, brajmohan saxena wrote: > Is there cluster index in PG ? Do we have Indexed Organized Table concepts of Oracle in PG ? No. You can use CLUSTER to rewrite a table in index order, but the order won't be maintained. Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com