MyCAT source code analysis - PreparedStatement re-entry

1 Overview

I believe that many students have encountered and when learning JDBC . Which should I use? In the end, it is likely to read various summaries and use them ignorantly . Then this article, through the realization of MyCAT pair , can re-understand for everyone. PreparedStatement  Statement PreparedStatement PreparedStatement 

This article is mainly divided into two parts:

1. How JDBC Client is implemented . PreparedStatement
2. How MyCAT Server handles it . PreparedStatement