Thread: pgsql: get_expr_result_type probably needs to be able to handle OpExpr

pgsql: get_expr_result_type probably needs to be able to handle OpExpr

From
tgl@svr1.postgresql.org (Tom Lane)
Date:
Log Message:
-----------
get_expr_result_type probably needs to be able to handle OpExpr as well
as FuncExpr, to cover cases where a function returning tuple is invoked
via an operator.

Modified Files:
--------------
    pgsql/src/backend/utils/fmgr:
        funcapi.c (r1.20 -> r1.21)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/fmgr/funcapi.c.diff?r1=1.20&r2=1.21)