spring-boot集成MyBatis使用注解配置增删改查
Spring Boot集成Mybatis后,只需要一个Mapper类,不需要配置文件。
package com.yang.repo;
import java.util.Map;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
import org.apache.ibatis.annotations.Update;
import com.yang.domain.Enterprise2;
@Mapper
public interface Enterprise2Mapper {
@Select("select * from enterprise where id=#{id}")
public Enterprise2 findByID(@Param("id") Integer id);
@Select("insert into enterprise(name,address) values(#{name},#{address})")
public void insert(@Param("name") String name,@Param("address") String address);
//以map形式接受参数
@Insert("INSERT INTO enterprise(name, address) VALUES(#{name,jdbcType=VARCHAR}, #{address,jdbcType=VARCHAR})")
int insertByMap(Map<String, Object> map);
//以实体类形式接受参数
@Insert("INSERT INTO enterprise(NAME, address) VALUES(#{name}, #{address})")
int insertByEnterprise2(Enterprise2 enterprise2);
//更新
@Update("update enterprise set name='胖兔子' where id=#{id}")
void update(@Param("id") Integer id);
//删除
@Delete("DELETE FROM enterprise WHERE id =#{id}")
void delete(Integer id);
}