<?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.jevon.mapper.AnalyseMapper" > <resultMap id="BaseResultMap" type="com.jevon.model.Analyse" > <id column="id" property="id" jdbcType="INTEGER" /> <result column="exam_name" property="examName" jdbcType="VARCHAR" /> <result column="exam_time" property="examTime" jdbcType="VARCHAR" /> <result column="course_name" property="courseName" jdbcType="VARCHAR" /> <result column="create_time" property="createTime" jdbcType="TIMESTAMP" /> <result column="max_score" property="maxScore" jdbcType="FLOAT" /> </resultMap> <insert id="insert" parameterType="com.jevon.model.Analyse" useGeneratedKeys="true" keyProperty="id"> insert into sz_learn_analyse (exam_name, exam_time,course_name,create_time) values (#{examName},#{examTime},#{courseName},#{createTime}) </insert> <update id="update" parameterType="com.jevon.model.Analyse"> update sz_learn_analyse <set > <if test="examName != null" > exam_name = #{examName}, </if> <if test="examTime != null" > exam_time = #{examTime}, </if> <if test="maxScore != 0" > max_score = #{maxScore}, </if> </set> where id = #{id} </update> <select id="select" parameterType="com.jevon.model.Analyse" resultMap="BaseResultMap"> select * from sz_learn_analyse where 1=1 <if test="courseName != 0"> and course_name = #{courseName} </if> <if test="examName != null"> and exam_name = #{examName} </if> </select> <select id="selectById" parameterType="java.lang.Integer" resultMap="BaseResultMap"> select * from sz_learn_analyse where id = #{id} </select> </mapper>