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pgsql: Teach push_nots() how to negate a ScalarArrayOpExpr.

From: tgl(at)svr1(dot)postgresql(dot)org (Tom Lane)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Teach push_nots() how to negate a ScalarArrayOpExpr.
Date: 2005-11-26 18:07:40
Message-ID: 20051126180740.6087DDBDC5@svr1.postgresql.org (view raw or flat)
Thread:
Lists: pgsql-committers
Log Message:
-----------
Teach push_nots() how to negate a ScalarArrayOpExpr.  In passing, save
a palloc or two in the OpExpr case.

Modified Files:
--------------
    pgsql/src/backend/optimizer/prep:
        prepqual.c (r1.52 -> r1.53)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/prep/prepqual.c.diff?r1=1.52&r2=1.53)

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Next:From: Tom LaneDate: 2005-11-26 22:14:57
Subject: pgsql: Teach tid-scan code to make use of "ctid = ANY (array)" clauses,
Previous:From: Tom LaneDate: 2005-11-26 05:03:06
Subject: pgsql: Some marginal additional hacking to shave a few more cycles off

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