Sunday, March 27, 2011

simple function for test if somebody is superuser

I needed a small functions:
CREATE OR REPLACE FUNCTION is_superuser(text)
RETURNS boolean AS $$
  SELECT EXISTS(SELECT 1 FROM pg_roles WHERE rolname = $1 AND rolsuper);
$$ LANGUAGE sql;

postgres=# SELECT is_superuser('tom');
 is_superuser 
--------------
 f
(1 row)

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