Function rpgffi::DirectFunctionCall7Coll

pub unsafe extern "C" fn DirectFunctionCall7Coll(
    func: PGFunction, 
    collation: Oid, 
    arg1: Datum, 
    arg2: Datum, 
    arg3: Datum, 
    arg4: Datum, 
    arg5: Datum, 
    arg6: Datum, 
    arg7: Datum
) -> Datum