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				|  |  | +<?xml version="1.0" encoding="UTF-8" ?>
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				|  |  | +<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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				|  |  | +<!--
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				|  |  | +这个文件是自动生成的。
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				|  |  | +不要修改此文件。所有改动将在下次重新自动生成时丢失。
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				|  |  | +-->
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				|  |  | +<mapper namespace="com.keao.edu.user.dao.SubjectDao">
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				|  |  | +
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				|  |  | +    <resultMap type="com.keao.edu.user.entity.Subject" id="Subject">
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				|  |  | +        <result column="id_" property="id"/>
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				|  |  | +        <result column="name_" property="name"/>
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				|  |  | +        <result column="code_" property="code"/>
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				|  |  | +        <result column="parent_subject_id_" property="parentSubjectId"/>
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				|  |  | +        <result column="img_" property="img"/>
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				|  |  | +        <result column="create_time_" property="createTime"/>
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				|  |  | +        <result column="update_time_" property="updateTime"/>
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				|  |  | +        <result column="del_flag_" property="delFlag" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
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				|  |  | +    </resultMap>
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				|  |  | +
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				|  |  | +    <!-- 根据主键查询一条记录 -->
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				|  |  | +    <select id="get" resultMap="Subject">
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				|  |  | +		SELECT * FROM subject WHERE id_ = #{id} 
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				|  |  | +	</select>
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				|  |  | +
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				|  |  | +    <!-- 全查询 -->
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				|  |  | +    <select id="findAll" resultMap="Subject">
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				|  |  | +		SELECT * FROM subject ORDER BY id_
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				|  |  | +	</select>
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				|  |  | +
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				|  |  | +    <!-- 向数据库增加一条记录 -->
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				|  |  | +    <insert id="insert" parameterType="com.keao.edu.user.entity.Subject" useGeneratedKeys="true" keyColumn="id"
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				|  |  | +            keyProperty="id">
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				|  |  | +        INSERT INTO subject (id_,name_,code_,parent_subject_id_,img_,create_time_,update_time_,tenant_id_)
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				|  |  | +        VALUES(#{id},#{name},#{code},#{parentSubjectId},#{img},now(),now(),#{tenantId})
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				|  |  | +    </insert>
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				|  |  | +
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				|  |  | +    <!-- 根据主键查询一条记录 -->
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				|  |  | +    <update id="update" parameterType="com.keao.edu.user.entity.Subject">
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				|  |  | +        UPDATE subject
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				|  |  | +        <set>
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				|  |  | +            <if test="delFlag != null">
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				|  |  | +                del_flag_ = #{delFlag,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
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				|  |  | +            </if>
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				|  |  | +            <if test="parentSubjectId != null">
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				|  |  | +                parent_subject_id_ = #{parentSubjectId},
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				|  |  | +            </if>
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				|  |  | +            <if test="code != null">
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				|  |  | +                code_ = #{code},
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				|  |  | +            </if>
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				|  |  | +            <if test="img != null">
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				|  |  | +                img_ = #{img},
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				|  |  | +            </if>
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				|  |  | +            <if test="updateTime != null">
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				|  |  | +                update_time_ = NOW(),
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				|  |  | +            </if>
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				|  |  | +            <if test="name != null">
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				|  |  | +                name_ = #{name},
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				|  |  | +            </if>
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				|  |  | +        </set>
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				|  |  | +        WHERE id_ = #{id}
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				|  |  | +    </update>
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				|  |  | +
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				|  |  | +    <!-- 根据主键删除一条记录 -->
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				|  |  | +    <update id="delete">
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				|  |  | +        UPDATE `subject` SET del_flag_ = 1 WHERE id_ = #{id} OR parent_subject_id_ = #{id}
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				|  |  | +	</update>
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				|  |  | +
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				|  |  | +    <!-- 分页查询 -->
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				|  |  | +    <select id="queryPage" resultMap="Subject" parameterType="map">
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				|  |  | +        SELECT * FROM subject
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				|  |  | +        <include refid="querySubPageSql"/>
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				|  |  | +        ORDER BY id_
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				|  |  | +        <include refid="global.limit"/>
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <!-- 查询当前表的总记录数 -->
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				|  |  | +    <select id="queryCount" resultType="int">
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				|  |  | +		SELECT COUNT(*) FROM subject <include refid="querySubPageSql"/>
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				|  |  | +	</select>
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				|  |  | +
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				|  |  | +    <select id="findByParentId" resultMap="Subject">
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				|  |  | +        SELECT * FROM subject <include refid="querySubPageSql"/>
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <select id="findBySubIds" resultType="string">
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				|  |  | +        SELECT name_ FROM `subject` WHERE del_flag_ = 0 AND FIND_IN_SET (id_,#{subIds})
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <select id="queryNameByIds" resultType="java.util.Map">
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				|  |  | +        select id_ `key`,name_ `value` FROM `subject` s WHERE FIND_IN_SET(s.id_,#{subjectIds}) AND s.del_flag_ = 0
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <select id="findSubSubjects" resultMap="Subject">
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				|  |  | +        SELECT * FROM `subject`
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				|  |  | +        WHERE parent_subject_id_ != 0 AND del_flag_ = 0
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				|  |  | +        <if test="tenantId != null">
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				|  |  | +            AND tenant_id_ = #{tenantId}
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				|  |  | +        </if>
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <sql id="querySubPageSql">
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				|  |  | +        <where>
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				|  |  | +            <if test="parentId != null">
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				|  |  | +                AND parent_subject_id_ = #{parentId}
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				|  |  | +            </if>
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				|  |  | +            <if test="tenantId != null">
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				|  |  | +                AND tenant_id_ = #{tenantId}
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				|  |  | +            </if>
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				|  |  | +            <if test="delFlag != null">
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				|  |  | +                AND del_flag_ = #{delFlag,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler}
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				|  |  | +            </if>
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				|  |  | +        </where>
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				|  |  | +    </sql>
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				|  |  | +
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				|  |  | +    <select id="findBySubjectByIdList" resultMap="Subject">
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				|  |  | +        SELECT * FROM `subject` WHERE del_flag_ = 0 AND FIND_IN_SET(id_,#{subjectIdList})
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <select id="findNames" resultType="java.lang.String">
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				|  |  | +        SELECT GROUP_CONCAT(DISTINCT s.name_) FROM `subject` s WHERE FIND_IN_SET(s.id_,#{subjectIdList})
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				|  |  | +    </select>
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				|  |  | +
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				|  |  | +    <select id="findBySubjectIds" resultMap="Subject">
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				|  |  | +      SELECT * FROM subject WHERE id_ IN
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				|  |  | +      <foreach collection="subjectIds" item="subjectId" separator="," open="(" close=")">
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				|  |  | +          #{subjectId}
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				|  |  | +      </foreach>
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				|  |  | +    </select>
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				|  |  | +</mapper>
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