Re: interperting type oid in C code

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Ken Been <kbbeen(at)gmail(dot)com>
Cc: Melvin Davidson <melvin6925(at)gmail(dot)com>, "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: Re: interperting type oid in C code
Date: 2015-10-19 19:08:41
Message-ID: 20151019190841.GM3391@alvherre.pgsql
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Ken Been wrote:
> Thanks, but I actually wanted to do it from C code. But anyway I think I
> found the answer: use the symbolic constants in catalog/pg_type.h, such as
> INT4OID.

You can probably use
SearchSysCache1(TYPEOID, ObjectIdGetDatum(your_oid))
or perhaps
lookup_type_cache(your_oid).

--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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