How to get the users name from users group?

Started by Jignesh Shahabout 16 years ago3 messagesgeneral
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#1Jignesh Shah
jignesh.shah1980@gmail.com

Hello All,

I have created role "database-users" and inserted some of users inside it.
Could you tell me which query to use for listing out those users name? I
went through pg_users, pg_group but no luck.

CREATE ROLE database-users
NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;

CREATE ROLE "dbuser1" LOGIN
NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;
GRANT database-users TO "dbuser1";

CREATE ROLE "dbuser2" LOGIN
NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;
GRANT database-users TO "dbuser2";

How to query database-users to list the dbuser1 and dbuser2?

Thanks in advance,
Jack

#2Magnus Hagander
magnus@hagander.net
In reply to: Jignesh Shah (#1)
Re: How to get the users name from users group?

2010/2/19 Jignesh Shah <jignesh.shah1980@gmail.com>:

Hello All,

I have created role "database-users" and inserted some of users inside it. Could you tell me which query to use for listing out those users name? I went through pg_users, pg_group but no luck.

CREATE ROLE database-users
  NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;

CREATE ROLE "dbuser1" LOGIN
  NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;
GRANT database-users TO "dbuser1";

CREATE ROLE "dbuser2" LOGIN
  NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;
GRANT database-users TO "dbuser2";

How to query database-users to list the dbuser1 and dbuser2?

I think you're looking for:
SELECT rolname from pg_authid a INNER JOIN pg_auth_members m ON
m.member=a.oid WHERE m.roleid=(SELECT oid FROM pg_authid WHERE
rolname='database-users')

or something similar to that.

--
Magnus Hagander
Me: http://www.hagander.net/
Work: http://www.redpill-linpro.com/

#3Jignesh Shah
jignesh.shah1980@gmail.com
In reply to: Magnus Hagander (#2)
Re: How to get the users name from users group?

Exactly the same!

Thanks a ton.

On Fri, Feb 19, 2010 at 3:58 PM, Magnus Hagander <magnus@hagander.net>wrote:

Show quoted text

2010/2/19 Jignesh Shah <jignesh.shah1980@gmail.com>:

Hello All,

I have created role "database-users" and inserted some of users inside

it. Could you tell me which query to use for listing out those users name? I
went through pg_users, pg_group but no luck.

CREATE ROLE database-users
NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;

CREATE ROLE "dbuser1" LOGIN
NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;
GRANT database-users TO "dbuser1";

CREATE ROLE "dbuser2" LOGIN
NOSUPERUSER INHERIT NOCREATEDB NOCREATEROLE;
GRANT database-users TO "dbuser2";

How to query database-users to list the dbuser1 and dbuser2?

I think you're looking for:
SELECT rolname from pg_authid a INNER JOIN pg_auth_members m ON
m.member=a.oid WHERE m.roleid=(SELECT oid FROM pg_authid WHERE
rolname='database-users')

or something similar to that.

--
Magnus Hagander
Me: http://www.hagander.net/
Work: http://www.redpill-linpro.com/