Re: Improving RLS planning

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andreas Seltenreich <seltenreich(at)gmx(dot)de>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Improving RLS planning
Date: 2017-01-19 21:51:02
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Andreas Seltenreich <seltenreich(at)gmx(dot)de> writes:
> sqlsmith doesn't seem to like 215b43cdc:

> select 1 from information_schema.usage_privileges
> where information_schema._pg_keysequal(
> (select null::smallint[]),
> '{16,25,23}');

> -- TRAP: FailedAssertion("!(!and_clause((Node *) clause))", File: "restrictinfo.c", Line: 81)

Thanks, I'll take a look.

regards, tom lane

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