bjtu_order/build/classes/com/mapper/TGonggaoMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" 
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.mapper.TGonggaoMapper">
	<select id="findTGonggaoList" 
		resultType="TGonggao">
		select * from gonggao 
	</select>
	
	<select id="query" parameterType="java.util.Map" resultType="TGonggao">
		select * from gonggao  
		<where>
			<if test="id!=null and id!=0">
			   and id= #{id}
			</if>
		</where>
		 
	</select>
	
	
	<select id="queryTGonggaoById" parameterType="string" resultType="TGonggao">
		select * from gonggao where id=${value}
	</select>
 


	<insert id="insertTGonggao" useGeneratedKeys="true" keyProperty="id" parameterType="TGonggao">
		insert into gonggao
		(title,content,shijian)
		values
		(#{title},#{content},#{shijian});
	</insert>
 
	
  
 
 
 



	<update id="updateTGonggao" parameterType="TGonggao" >
		update gonggao set
		title=#{title},content=#{content},shijian=#{shijian}
		where
		id=#{id}	
	</update>
	
 
	
	<delete id="deleteTGonggao" parameterType="string">
	    delete from  gonggao where id=${value}
	</delete>

</mapper>