pramod kg <pramod11287@xxxxxxxxx> writes: > I executed query. Got output. > postgres=# SELECT md5('foo'); > md5 > ---------------------------------- > acbd18db4cc2f85cedef654fccc4a4d8 > (1 row) Oh, my mistake --- that only applies in v14 and later, before that md5() always uses a built-in implementation. See the STIG that Imram mentioned. regards, tom lane