JDBC Anatomy Chapter (1): Class.forName () in Java

When using JDBC to connect to a database in Java, the following statements are often used to implement, but seldom go into the

Class.forName ("Com.mysql.jdbc.Driver");
Con=drivermanager.getconnection ("jdbc:mysql://" +dbserver+ ":" +dbport+ "/" +dbname,username,password ");

Today we're going to see why we're doing this, and how it's achieved.

Resources article:

Http://www.jb51.net/article/46011.htm

http://www.zhihu.com/question/22925738

Http://www.cnblogs.com/sunzn/p/3187868.html

Http://www.360doc.com/content/10/0712/10/1720440_38421273.shtml

The JVM does not execute static code when it loads the class, it executes only when it is initialized.

Understand:

JDBC Anatomy Chapter (1): Class.forName () in Java