<?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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<!-- Table:epc_master_element_mapping -->
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<mapper namespace="com.changhong.epc.admin.mapper.centen.site.MasterElementMappingMapper">
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<resultMap type="com.changhong.epc.bean.admin.MasterElementMapping" id="resultMap">
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<result property="meCode" column="me_code"/>
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<result property="tableField" column="table_field"/>
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</resultMap>
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<select id="getField" resultMap="resultMap">
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SELECT
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<choose>
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<when test="params != null">
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(
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CASE
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<foreach collection="params" item="item" index="index">
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WHEN me_code = #{item.code}
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THEN #{item.alias}
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</foreach>
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END
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) me_code,
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</when>
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<otherwise>
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me_code,
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</otherwise>
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</choose>
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table_field,
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m_id
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FROM
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epc_master_element_mapping
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WHERE
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m_id = #{id}
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<if test="params != null">
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AND me_code in
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<foreach collection="params" item="item" index="index" open="(" close=")" separator=",">
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#{item.code}
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</foreach>
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</if>
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</select>
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<select id="getFieldOne" resultType="java.lang.String">
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SELECT
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table_field
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FROM
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epc_master_element_mapping
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WHERE
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m_id = #{id} and me_code = #{code}
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</select>
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<update id="updateMasterElementMapping" parameterType="com.changhong.epc.bean.admin.MasterElementMapping">
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update epc_master_element_mapping
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<trim prefix="set" suffix=" where id = #{id} " suffixOverrides=",">
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<if test="mId != null">
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m_id=#{mId},
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</if>
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<if test="meCode!=null and meCode.length()>0">
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me_code=#{meCode},
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</if>
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<if test="tableField != null and tableField.length()>0">
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table_field=#{tableField},
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</if>
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<!--<if test="updT != null">
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upd_t=#{updT},
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</if>
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<if test="updP != null and updP.length()>0">
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upd_p=#{updP},
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</if>-->
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</trim>
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</update>
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<select id="getFieldByMid" resultMap="resultMap">
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select
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me_code,table_field
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from
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epc_master_element_mapping
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where
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m_id=#{mid}
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</select>
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</mapper>
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