Log Message:
-----------
Avoid a useless tuple copy within nodeMaterial. Neil Conway
Modified Files:
--------------
pgsql/src/backend/executor:
nodeMaterial.c (r1.61 -> r1.62)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeMaterial.c?r1=1.61&r2=1.62)