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Re: pgsql: get_names_for_var didn't do recursion for

From: "Marc G(dot) Fournier" <scrappy(at)postgresql(dot)org>
To: Tom Lane <tgl(at)svr1(dot)postgresql(dot)org>
Cc: pgsql-committers(at)postgresql(dot)org
Subject: Re: pgsql: get_names_for_var didn't do recursion for
Date: 2005-01-13 19:04:46
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-committers
With the several backend related changes that have gone in over the past 
couple of days, are we looking at an RC6? :(

On Thu, 13 Jan 2005, Tom Lane wrote:

> Log Message:
> -----------
> get_names_for_var didn't do recursion for unnamed JOIN vars quite right;
> got it wrong when the JOIN was in an outer query level.  Per example from
> Laurie Burrow.  Also fix same issue in markTargetListOrigin.  I think the
> latter is only a latent bug since we currently don't apply markTargetListOrigin
> except at the outer level ... but should do it right anyway.
> Modified Files:
> --------------
>    pgsql/src/backend/parser:
>        parse_target.c (r1.128 -> r1.129)
>        (
>    pgsql/src/backend/utils/adt:
>        ruleutils.c (r1.187 -> r1.188)
>        (
> ---------------------------(end of broadcast)---------------------------
> TIP 9: the planner will ignore your desire to choose an index scan if your
>      joining column's datatypes do not match

Marc G. Fournier           Hub.Org Networking Services (
Email: scrappy(at)hub(dot)org           Yahoo!: yscrappy              ICQ: 7615664

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