From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
---|---|
To: | Jim Nasby <decibel(at)decibel(dot)org> |
Cc: | "pgsql-general(at)postgresql(dot)org general" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Dealing with table names in functions |
Date: | 2007-03-22 13:40:10 |
Message-ID: | 20070322134010.GC4102@alvh.no-ip.org |
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Lists: | pgsql-general |
Jim Nasby wrote:
> Is there a safe way to deal with tables being passed into a function,
> specifically in terms of what schema they're in? I can just blindly
> accept a text string and hope that it's always evaluated in the
> correct search_path context, but that doesn't seem so good. OTOH, if
> I accept an OID, there's no great way to pass that to most of the
> rest of the system... I can cast the OID to regclass, but that
> doesn't get me a fully-qualified name.
Pass the optionally qualified name and cast it to regclass. It will
work correctly when the name is not qualified, applying search_path, and
it will also work when the name is qualified.
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
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