Log Message:
-----------
Provide a more descriptive error message when the return type of an SRF
does not match what the query expected. From Brendan Jurd, minor
editorializing by Neil Conway.
Modified Files:
--------------
pgsql/src/backend/executor:
nodeFunctionscan.c (r1.29 -> r1.30)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/nodeFunctionscan.c.diff?r1=1.29&r2=1.30)