My webservice provider give me a large WSDL file, but we are going to use only a few function inside.
I believe that the large WSDL have negative impact to the appli
I haven't used the tools that you're talking about, but you can successfully execute web service methods without the code ever touching a WSDL file.
This seems like a good time to run a quick test. Cut everything from the WSDL file except what you need to execute one of the simpler methods you plan to use. Reference that copy of the WSDL instead. If it works, you know what to do next!