Some practical tools and methods used in server development

1. PageHelper is a more practical paging query tool. It is the same as the Mybatis version. It is a paging plug-in of Mybatis.
2. When querying all, it uses an object as a parameter to query and becomes a general query method
3. @RequestMapping Get Do not set consumes, consumers are generally used for @PUT, @POST
4.@RestController, which is equivalent to adding @ResponseBody to all methods under the class 5.postman
batch testing, adding assertions, testing API testing
postman script