Milen Dzhumerov <gamehack@xxxxxxxxx> writes: > I've been trying to figure a few things lately but I could not so I'm > asking on the list. I need to programmatically (through JDBC): > 1. Figure out if the currently logged in user can create a schema > 2. Figure out if a role has USAGE privileges on a schema > 3. Figure out if a role has CREATE privileges on a schema > 4. Figure out if a user can create a table in a schema > I've been reading the online docs but I could nowhere see any examples > of finding out that information through the information_schema schema. I > was advised not to poke around with the pg_* schemas since they can > change frequently. Check out the has_foo_privilege family of functions: http://www.postgresql.org/docs/8.1/static/functions-info.html > I can retrieve all the necessary permissions for tables from the > information_schema.table_privileges table with no problems but I'm > puzzled about database & schema privileges. I think that those privileges are PG extensions to the standard, which is why the standard information_schema views don't know about them ... regards, tom lane
