<dependency><groupId>org.mybatis.spring.boot</groupId><artifactId>mybatis-spring-boot-starter<artifactId><version>1.3.0</version></dependency>复制代码

<dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><scope>runtime</scope></dependency><dependency><groupId>com.alibaba</groupId><artifactId>druid</artifactId><version>1.0.29</version></dependency>复制代码

spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=123456
spring.datasource.driver-class-name=com.mysql.jdbc.Driver复制代码

-- create table `account`
# DROP TABLE `account` IF EXISTS
CREATE TABLE `account` (`id` int(11) NOT NULL AUTO_INCREMENT,`name` varchar(20) NOT NULL,`money` double DEFAULT NULL,PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;
INSERT INTO `account` VALUES ('1', 'aaa', '1000');
INSERT INTO `account` VALUES ('2', 'bbb', '1000');
INSERT INTO `account` VALUES ('3', 'ccc', '1000');复制代码

public class Account {
private int id ;
private String name ;
private double money;setter…
getter…
}复制代码

@Mapper
public interface AccountMapper {@Insert("insert into account(name, money) values(#{name}, #{money})")int add(@Param("name") String name, @Param("money") double money);@Update("update account set name = #{name}, money = #{money} where id = #{id}")int update(@Param("name") String name, @Param("money") double money, @Param("id") int  id);@Delete("delete from account where id = #{id}")int delete(int id);@Select("select id, name as name, money as money from account where id = #{id}")Account findAccount(@Param("id") int id);@Select("select id, name as name, money as money from account")List<Account> findAccountList();
}复制代码

@Service
public class AccountService {@Autowiredprivate AccountMapper accountMapper;public int add(String name, double money) {return accountMapper.add(name, money);}public int update(String name, double money, int id) {return accountMapper.update(name, money, id);}public int delete(int id) {return accountMapper.delete(id);}public Account findAccount(int id) {return accountMapper.findAccount(id);}public List<Account> findAccountList() {return accountMapper.findAccountList();}
}复制代码