springboot

开发环境：
操作系统：windows10
JDK:idea 2022.2.3
java:java version "17.0.2" 2022-01-18 LTS
maven:java version "17.0.2" 2022-01-18 LTS

ps:
Apache Maven 3.9.6 (bc0240f3c744dd6b6ec2920b3cd08dcc295161ae)
Maven home: C:\maven\apache-maven-3.9.6
Java version: 17.0.2, vendor: Oracle Corporation, runtime: C:\Program Files\Java\jdk-17.0.2
Default locale: zh_CN, platform encoding: GBK
OS name: "windows 10", version: "10.0", arch: "amd64", family: "windows"

pom.xml

org.springframework.boot
spring-boot-starter-web

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
    </dependency>
    <dependency>
        <groupId>com.mysql</groupId>
        <artifactId>mysql-connector-j</artifactId>
        <scope>runtime</scope>
    </dependency>
    <dependency>
        <groupId>org.mybatis.spring.boot</groupId>
        <artifactId>mybatis-spring-boot-starter</artifactId>
        <version>3.0.0</version>
    </dependency>
    <!--分页功能，加：-->
    <dependency>
        <groupId>com.github.pagehelper</groupId>
        <artifactId>pagehelper-spring-boot-starter</artifactId>
        <version>1.4.6</version>
    </dependency>