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Re: Extremely slow HashAggregate in simple UNION query - Mailing list pgsql-performance

From Michael Lewis
Subject Re: Extremely slow HashAggregate in simple UNION query
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Msg-id CAHOFxGrYcwp9aoC1RXnG0svZo--MpyUvrSBD503TXsefaLd-rg@mail.gmail.com
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In response to Extremely slow HashAggregate in simple UNION query  (Felix Geisendörfer <felix@felixge.de>)
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I believe this would be relevant-

It seems there is hope down the road to improve those estimates.

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