* 2. setup resolve, make connections
*/
TableFunctionEvaluator tEval = def.getTFunction();
// TableFunctionResolver tResolver = FunctionRegistry.getTableFunctionResolver(def.getName());
TableFunctionResolver tResolver = constructResolver(def.getResolverClassName());
tResolver.initialize(ptfDesc, def, tEval);
/*
* 3. give Evaluator chance to setup for RawInput execution; setup RawInput shape
*/
if (tEval.isTransformsRawInput()) {