Добрый день,
Можно попробовать использовать pg_has_role вместе с select, например так:
select rolname from pg_authid where pg_has_role(rolname, 'ID1', 'member');
где ID1 - имя роли, для которой ищуться все роли, входящие в нее.
Akmal Akmalhojaev wrote:
> Hello! I have the following question.
>
> For example I have a role ID1 with members ID2 and ID3.
> Role ID2 has also members ID4 and ID5. It means that roles ID4 and ID5 are
> members of ID1.
> The question: Is there any function in PostgreSQL, that finds all the
> members of role ID1 - even such members, as ID4 and ID5.
>
> Thanks.
>
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Alexey Klyukin http://www.commandprompt.com/
The PostgreSQL Company - Command Prompt, Inc.