grant privileges to a database

Is there a way to grant a user with all privileges on a database? Something
like Informixs GRANT dba?

--
System Administration: It's a dirty job,
but someone told I had to do it.
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Martín Marqués            email:     martin@math.unl.edu.ar
Santa Fe - Argentina        http://math.unl.edu.ar/~martin/
Administrador de sistemas en math.unl.edu.ar
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