<?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.sincere.independence.mapper.ClassModelMapper">
    <resultMap id="BaseResultMap" type="com.sincere.independence.model.ClassModel">
        <id column="class_id" property="classId" jdbcType="INTEGER"/>
        <result column="school_id" property="schoolId" jdbcType="INTEGER"/>
        <result column="grade" property="grade" jdbcType="VARCHAR"/>
        <result column="class_name" property="className" jdbcType="VARCHAR"/>
    </resultMap>
    <sql id="Base_Column_List">
        class_id, school_id, grade, class_name
    </sql>
    <select id="selectByPrimaryKey" resultMap="BaseResultMap" parameterType="java.lang.Integer">
        select
        <include refid="Base_Column_List"/>
        from sz_sch_class
        where class_id = #{classId,jdbcType=INTEGER}
    </select>

    <insert id="insertBatch" parameterType="com.sincere.independence.model.ClassModel">
        insert into sz_sch_class (class_id, school_id, grade,
        class_name)
        values
        <foreach collection="list" item="emp" separator=",">
            (#{emp.classId,jdbcType=INTEGER}, #{emp.schoolId,jdbcType=INTEGER}, #{emp.grade,jdbcType=VARCHAR},
            #{emp.className,jdbcType=VARCHAR})
        </foreach>
    </insert>
    <update id="updateByPrimaryKey" parameterType="com.sincere.independence.model.ClassModel">
        update sz_sch_class
        set school_id = #{schoolId,jdbcType=INTEGER},
        grade = #{grade,jdbcType=VARCHAR},
        class_name = #{className,jdbcType=VARCHAR},
        where class_id = #{classId,jdbcType=INTEGER}
    </update>

    <select id="selectBySchoolId" parameterType="java.lang.Integer" resultMap="BaseResultMap">
        select * from sz_sch_class where school_id = #{schoolId}
    </select>

    <select id="selectBySchoolIdAndGrade" parameterType="com.sincere.independence.model.ClassModel"
            resultMap="BaseResultMap">
        select * from sz_sch_class where school_id = #{schoolId} and grade = #{grade}
    </select>

    <delete id="deleteSchool" parameterType="java.lang.Integer">
        delete from sz_sch_class where school_id = #{schoolId}
    </delete>
    <select id="selectBySchoolIdAndClassNameAndGrade" parameterType="com.sincere.independence.model.ClassModel"
            resultMap="BaseResultMap">
        select * from sz_sch_class where school_id = #{schoolId} and class_name = #{className}
        and grade = #{grade}
    </select>

</mapper>