Log Message:
-----------
Add some code to EXPLAIN to show the targetlist (ie, output columns)
of each plan node. For the moment this is debug support only and is
not enabled unless EXPLAIN_PRINT_TLISTS is defined at build time.
Later I'll see about the idea of letting EXPLAIN VERBOSE do it.
Modified Files:
--------------
pgsql/src/backend/commands:
explain.c (r1.171 -> r1.172)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/explain.c?r1=1.171&r2=1.172)