Re: UNION ALL on partitioned tables won't use indices.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>
Cc: noah(at)leadboat(dot)com, peter_e(at)gmx(dot)net, robertmhaas(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org
Subject: Re: UNION ALL on partitioned tables won't use indices.
Date: 2014-03-04 14:26:45
Message-ID: 5901.1393943205@sss.pgh.pa.us
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Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> writes:
> Hello, I examined the your patch and it seemed reasonable, but I
> have one question about this patch.

> You made ec_relids differ to the union of all ec members'
> em_relids. Is it right?

ec_relids has never included child relids.

regards, tom lane

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