On Wed, 2019-09-25 at 15:39 +0300, Mariel Cherkassky wrote: > select objid,refobjid::regclass from pg_depend where objid=16704; > objid | refobjid > -------+------------------------- > 16704 | 2200 > 16704 | table_A > 16704 | table_A > 16704 | table_A > 16704 | table_B > (5 rows) > > for unclear reason, both table A and table B depends on the sequence. > When I check table_A I dont see any column that might use it.. Could you select all rows from pg_depend so that it is easier to see what is going on? Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com