On Sat, Nov 9, 2013 at 5:52 AM, lucamarletta <i...@beopen.it> wrote: > I'm new in postgresql c function and I start following examples. > > I want to write a simple function that have inside an SQL and passing > parameter evaluete anbd return 2 fields as sum (for now to be simpler). > > The function below has problem passing the check > > (get_call_result_type(fcinfo, &resultTypeId, &resultTupleDesc) != > TYPEFUNC_COMPOSITE)
This is checking whether the CREATE FUNCTION statement that you use to invoke this code is set up to return a composite type; it's essentially cross-checking your C with your SQL. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
