Re: 9.1rc1 regression: EXPLAIN on information_schema.key_column_usage

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Marti Raudsepp <marti(at)juffo(dot)org>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: 9.1rc1 regression: EXPLAIN on information_schema.key_column_usage
Date: 2011-09-07 15:12:06
Message-ID: 6198.1315408326@sss.pgh.pa.us
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Marti Raudsepp <marti(at)juffo(dot)org> writes:
> It seems I have found a regression in PostgreSQL 9.1rc1 (from 9.0).

> In many cases, running the following query fails:
> db=# EXPLAIN select * from information_schema.key_column_usage;
> ERROR: record type has not been registered

Looks like I overlooked a case in get_name_for_var_field. Thanks,
will fix.

regards, tom lane

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