Skip site navigation (1) Skip section navigation (2)

pgsql: Add code to eval_const_expressions() to support

From: tgl(at)postgresql(dot)org (Tom Lane)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Add code to eval_const_expressions() to support
Date: 2008-05-15 17:37:57
Message-ID: 20080515173757.4685A754C53@cvs.postgresql.org (view raw or flat)
Thread:
Lists: pgsql-committers
Log Message:
-----------
Add code to eval_const_expressions() to support const-simplification of
CoerceViaIO nodes.  This improves the ability of the planner to deal with
cases where the node input is a constant.  Per bug #4170.

Tags:
----
REL8_3_STABLE

Modified Files:
--------------
    pgsql/src/backend/optimizer/util:
        clauses.c (r1.254.2.1 -> r1.254.2.2)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/util/clauses.c?r1=1.254.2.1&r2=1.254.2.2)

pgsql-committers by date

Next:From: Tom LaneDate: 2008-05-15 22:39:49
Subject: pgsql: Support SQL/PSM-compatible CASE statement in plpgsql.
Previous:From: Tom LaneDate: 2008-05-15 17:37:49
Subject: pgsql: Add code to eval_const_expressions() to support

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group