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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <rhaas@postgresql.org>
Cc: pgsql-committers@postgresql.org
Subject: Re: pgsql: Charge cpu_tuple_cost * 0.5 for Append and MergeAppend nodes.
Date: Thu, 22 Feb 2018 00:35:13 -0500
Message-ID: <25380.1519277713@sss.pgh.pa.us> (raw)
In-Reply-To: <E1eoiDC-00083t-GD@gemulon.postgresql.org>
References: <E1eoiDC-00083t-GD@gemulon.postgresql.org>

Robert Haas <rhaas@postgresql.org> writes:
> Charge cpu_tuple_cost * 0.5 for Append and MergeAppend nodes.

This seems to have produced some plan instability in the buildfarm.

			regards, tom lane




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