Re: New CORRESPONDING clause design

From: Surafel Temesgen <surafel3000(at)gmail(dot)com>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: New CORRESPONDING clause design
Date: 2017-03-28 11:58:52
Message-ID: CALAY4q9AAG3Ydpst733y-r6gEQVrc7XGn5fGBk7QU+fYOokd4g@mail.gmail.com
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can you help with fixing it Pavel?

On Mon, Mar 27, 2017 at 11:48 AM, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
wrote:

> Hi
>
> fresh update - I enhanced Value node by location field as Tom proposal.
>
> Few more regress tests.
>
> But I found significant issue, that needs bigger fix - Surafel, please,
> can you fix it.
>
> It crash on
>
> SELECT 0 AS x1, 1 AS a, 0 AS x2, 2 AS b, 0 AS x3, -1 AS x3
> UNION ALL CORRESPONDING SELECT 4 AS b, 0 AS x4, 3 AS a, 0 AS x6, -1 AS x6
> UNION ALL CORRESPONDING SELECT 0 AS x8, 6 AS b, -100 AS x9;
>
> I'll mark this patch as waiting on author
>
> Regards
>
> Pavel
>
>
>

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