Postgres DB bload

pgstattuple_usage.sql

CREATE EXTENSION pgstattuple; 


select
    relname,
    oid,
    relowner,
    (pgstattuple(oid)).dead_tuple_percent ,
    (pgstattuple(oid)).*
from
    pg_class
where
    relkind = 'r'
order by
    dead_tuple_percent desc;