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Re: determining a type oid from the name

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: Thom Brown <thom(at)linux(dot)com>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: determining a type oid from the name
Date: 2012-02-22 20:20:35
Message-ID: (view raw or whole thread)
Lists: pgsql-hackers
Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
> Maybe I need to be more clear. The C code I'm writing will process 
> composites. I want to cache the Oids of certain non-builtin types in the 
> function info's fn_extra, and then be able to test whether or not the 
> fields in the composites are of those types.

What's your basis for identifying those types in the first place?
Name?  Doesn't seem terribly robust if the other extension can be
installed in some random schema.  But anyway, something in
parser/parse_type.c ought to help you with that --- maybe

			regards, tom lane

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