Idea use

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Be careful , I put these two mysql Placed on two centos Inside the virtual machine , This can save a lot of trouble .

In use Maven There is a headache when working on the project , Is importing... Into the project jar The package needs to be in pom.xml In file jar Package configuration , If jar Pack a lot of words in pom.xml Adding configuration in is really cumbersome , After several explorations, I finally found a good way
Open the remote on the network Maven Warehouse , website ：http://mvnrepository.com/, This website looks like this

In the red line is the search box , Used to search for targets jar package , such as , I want to Maven Import... In project common-io package , I'll search common-io

Choose the latest version , Click in pom.xml Configuration of files , Copy and paste

		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>8.0.21</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.38</version>
		</dependency>