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does postgresql execute unions in parallel? - Mailing list pgsql-sql

From teknokrat
Subject does postgresql execute unions in parallel?
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Msg-id bkv76m$h4f$1@news.hub.org
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Responses Re: does postgresql execute unions in parallel?  (Bruce Momjian <pgman@candle.pha.pa.us>)
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If I have several selects joined with unions does postgresql execute the 
concurrently or not?

thanks

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