On Mon, 2024-05-27 at 15:16 +0530, Sathish Reddy wrote: > I am looking for all toast tables with size from cluster level all databases. > it need to perform as like pg_stat_activity SELECT oid::regclass, pg_relation_size(oid) FROM pg_class WHERE relkind = 't' AND relnamespace = 'pg_toast'::regnamespace; That will show you all TOAST tables from the current database. You have to connect to all databases and run the query in each one. Yours, Laurenz Albe