<?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.KnowledgeMapper" >
  <resultMap id="BaseResultMap" type="com.jevon.model.Knowledge" >
    <id column="id" property="id" jdbcType="INTEGER" />
    <result column="knowledge" property="knowledge" jdbcType="VARCHAR" />
    <result column="detail" property="detail" jdbcType="VARCHAR" />
    <result column="rate" property="rate" jdbcType="VARCHAR" />
    <result column="knowledge_avg" property="avg" jdbcType="VARCHAR" />
    <result column="update_time" property="updateTime" jdbcType="TIMESTAMP" />
  </resultMap>

  <insert id="insertBatch" parameterType="java.util.List">
    insert into sz_learn_knowledge (knowledge,detail, rate,knowledge_avg,update_time)
    values
    <foreach collection="list" item="emp" separator=",">
      (#{emp.knowledge},#{emp.detail},#{emp.rate},#{emp.avg},#{emp.updateTime})
    </foreach>
  </insert>

  <select id="selectByKnowledge" parameterType="java.lang.String" resultMap="BaseResultMap">
    select * from sz_learn_knowledge where knowledge = #{knowledge}
  </select>

  <select id="selectAll"  resultMap="BaseResultMap">
    select * from sz_learn_knowledge order by knowledge_avg desc
  </select>

</mapper>