When applied to two people, the comparator initially Examine these customers using the byFirstName comparator. If the result is 0, then it'll Assess them utilizing the byLastName comparator. In the nutshell: it really works as predicted. Now you don?�t really need to usually use sorting on numerous fields in SQL http://trentonemufm.myparisblog.com/13914790/getting-my-lambda-sort-to-work