What is the function of PageHelper in Java?

PageHelper is an open-source plugin used for pagination queries in Java. It simplifies the process of implementing pagination queries, allowing developers to easily perform pagination operations without having to manually write complex pagination query statements. By adding relevant configurations to the query statements, developers can achieve pagination functionality quickly and conveniently. Moreover, PageHelper supports various databases like MySQL, Oracle, etc., making it flexible for use in different projects. By utilizing PageHelper, developers can increase development efficiency, reduce repetitive work, quickly implement pagination functionality, and enhance user experience.