[postgres@postgres_vm ~]$ psql
psql (12.4)
Type "help" for help.
postgres=# show password_encryption ;
password_encryption
---------------------
md5
(1 row)
postgres=# select * from pg_authid where rolname='hr';
oid | rolname | rolsuper | rolinherit | rolcreaterole | rolcreatedb | rolcanlogin | rolreplication | rolbypassrls | rolconnlimit | r
olpassword | rolvaliduntil
-------+---------+----------+------------+---------------+-------------+-------------+----------------+--------------+--------------+--------------
-----------------------+---------------
16386 | hr | f | t | f | f | t | f | f | -1 | md566ad2e6b6f
adaa9fd11bfcab906e84c8 |
(1 row)
postgres=# set password_encryption to "scram-sha-256";
SET
postgres=# select * from pg_authid where rolname='hr';
oid | rolname | rolsuper | rolinherit | rolcreaterole | rolcreatedb | rolcanlogin | rolreplication | rolbypassrls | rolconnlimit | r
olpassword | rolvaliduntil
-------+---------+----------+------------+---------------+-------------+-------------+----------------+--------------+--------------+--------------
-----------------------+---------------
16386 | hr | f | t | f | f | t | f | f | -1 | md566ad2e6b6f
adaa9fd11bfcab906e84c8 |
(1 row)
postgres=# alter user hr with password 'Abcd1234';
ALTER ROLE
postgres=# select * from pg_authid where rolname='hr';
oid | rolname | rolsuper | rolinherit | rolcreaterole | rolcreatedb | rolcanlogin | rolreplication | rolbypassrls | rolconnlimit |
rolpassword | rolvaliduntil
-------+---------+----------+------------+---------------+-------------+-------------+----------------+--------------+--------------+--------------
-------------------------------------------------------------------------------------------------------------------------+---------------
16386 | hr | f | t | f | f | t | f | f | -1 | SCRAM-SHA-256
$4096:dF5WnZnKGXen0mtqZeWldA==$2K8sshkEarHox93X5hmIjKSPxHecXDkjZ56erjIf+dU=:FBbY3+22nVXF83LbfK6DHBK2QpakJA/0RRI3oXs4cdI= |
(1 row)
postgres=#
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