Re: BUG #15324: Non-deterministic behaviour from parallelised sub-query

From: Andrew Fletcher <andy(at)prestigedigital(dot)com>
To: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Marko Tiikkaja <marko(at)joh(dot)to>, Andres Freund <andres(at)anarazel(dot)de>, PostgreSQL mailing lists <pgsql-bugs(at)lists(dot)postgresql(dot)org>
Subject: Re: BUG #15324: Non-deterministic behaviour from parallelised sub-query
Date: 2018-08-16 06:17:53
Message-ID: CAC88CTTk8Vr8Yo=NZC9X8AzK=gv4TAqzQy=g-nvvpuZ-V5fBpQ@mail.gmail.com
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>
> (a) Consider the presence of a LIMIT/OFFSET in a sub-select as making
> it parallel-unsafe.

Presence of a LIMIT/OFFSET in a sub-select without an ORDER BY?

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