pgsql-server/src/backend/optimizer/prep prepjo ...

From: tgl(at)svr1(dot)postgresql(dot)org (Tom Lane)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql-server/src/backend/optimizer/prep prepjo ...
Date: 2003-10-13 23:48:16
Message-ID: 20031013234816.D9141D1B510@svr1.postgresql.org
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CVSROOT: /cvsroot
Module name: pgsql-server
Changes by: tgl(at)svr1(dot)postgresql(dot)org 03/10/13 20:48:16

Modified files:
src/backend/optimizer/prep: prepjointree.c

Log message:
pull_up_subqueries() should copy the subquery before starting to modify
it. Not sure why I'd thought it would be a good idea to do differently
way back when, but Greg Stark exposed the folly of doing so ...

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