IDEA realize the connection jdbc

Date: 2020/1/16

Function: IDEA realize the connection jdbc

IDE：Intellij IDEA

With mysql, for example,

Step One: Download mysql driver jar package

Official website address: https://dev.mysql.com/downloads/j/

Step Two: Import jar package in the project, attention: imported must be decompressed jar package, can not import the archive file can not be found will be displayed

1. After compression I import the file into your project
   
2. Right Project - New Folder libs- jar package will be copied into the folder
   
3. Click modules, on the right +, click out JARS or directories, is introduced into the jar file, click ok to
   
   4. Establish jdbc statement:
   establishing driven
   to establish connection object
   to establish the statement object
   obtained return header
   process the result