1、新建一个springboot项目，pom文件中导入依赖。mybatis、mysql、lombok.请看下图：
3、application.properties文件详细代码：#datasourcespring.datasource.driver-艘早祓胂class-name=com.mysql.cj.jdbc.Driverspring.datasource.url=jdbc:mysql://localhost:3306/test?serverTimezone=UTCspring.datasource.username=rootspring.datasource.password=rootspring.datasource.type=com.zaxxer.hikari.HikariDataSourcespring.datasource.hikari.minimum-idle=5spring.datasource.hikari.maximum-pool-size=15spring.datasource.hikari.auto-commit=truespring.datasource.hikari.idle-timeout=30000spring.datasource.hikari.pool-name=DatebookHikariCPspring.datasource.hikari.max-lifetime=1800000spring.datasource.hikari.connection-timeout=30000spring.datasource.hikari.connection-test-query=SELECT 1
4、建立所对应的目录。如图片所示，并写下的代码：
