自学SpringBoot--04整合持久层技术--整合SpringMVC+Mybatis

SpringBoot

Spring整合SpringMVC+Mybatis

需求分析：通过使用SpringBoot+SpringMVC+Mybatis整合实现一个对数据库中的users表的CRUD的操作

创建项目

finish

修改pom文件

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>1.5.10.RELEASE</version>
  </parent>
  <groupId>com.bjsxt</groupId>
  <artifactId>12-spring-boot-springmvc-mybatis</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  
  <properties>
  	<thymeleaf.version>3.0.2.RELEASE</thymeleaf.version>
  	<thymeleaf-layout-dialect.version>2.0.4</thymeleaf-layout-dialect.version>
  </properties>
  
  <dependencies>
    <!-- springboot的启动器 -->
	<dependency>
  		<groupId>org.springframework.boot</groupId>
  		<artifactId>spring-boot-starter-web</artifactId>
  	</dependency>
   	<!-- thymeleaf的启动器 -->
	<dependency>
  		<groupId>org.springframework.boot</groupId>
  		<artifactId>spring-boot-starter-thymeleaf</artifactId>
  	</dependency>
  	<!-- mybatis的启动器 -->
	<dependency>
  		<groupId>org.mybatis.spring.boot</groupId>
  		<artifactId>mybatis-spring-boot-starter</artifactId>
  		<version>1.1.1</version>
  	</dependency>
  	<!-- mysql数据库驱动 -->
	<dependency>
  		<groupId>mysql</groupId>
  		<artifactId>mysql-connector-java</artifactId>
  	</dependency>
  	<!-- druid数据库连接池 -->
	<dependency>
  		<groupId>com.alibaba</groupId>
  		<artifactId>druid</artifactId>
  		<version>1.0.9</version>
  	</dependency>
  </dependencies>
</project>

添加application.properties全局配置文件

spring.datasource.driverClassName=com.mysql.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/ssm
spring.datasource.username=root
spring.datasource.password=root

spring.datasource.type=com.alibaba.druid.pool.DruidDataSource

mybatis.type-aliases-package=com.bjsxt.pojo

数据库表设计

CREATE TABLE 'users'(
	'id' int(11) NOT NULL AUTO_INCREMENT,
	'name' varchar(255) DEFAULT NULL,
	'age' int(11) DEFAULT NULL,
	PRIMARY KEY ('id')
)ENGINE=InnoDB DEFAULT CHARSET=utf8;