Both of these frameworks are written by a great God. Used to do single-table additions and deletions, Shuangshuang. But complex queries do not yet know how to use them, so I also write service maperr in the traditional way, write SQL to handle complex queries, and query with multiple tables. Its complex query is a bit like hiberate's conditional query. But hibernate has not written for a long time, have forgotten.
<!--Paging Assistant--
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper</artifactId>
<version>3.7.5</version>
</dependency>
<dependency>
<groupId>com.github.jsqlparser</groupId>
<artifactId>jsqlparser</artifactId>
<version>0.9.1</version>
</dependency>
<!--Universal Mapper---
<dependency>
<groupId>com.github.abel533</groupId>
<artifactId>mapper</artifactId>
<version>2.3.4</version>
</dependency>
Framework for Universal Mapper