<?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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<mapper namespace="org.jeecg.modules.system.mapper.MdcProductionMapper">
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<!--递归查询所有子节点-->
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<select id="recursionChildren" resultType="java.lang.String">
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WITH temp ( id ) AS (
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SELECT
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id
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FROM
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mdc_production
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WHERE
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id = #{ productionId } UNION ALL
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SELECT
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a.id
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FROM
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mdc_production a
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INNER JOIN temp ON a.parent_id = temp.id
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) SELECT
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*
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FROM
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temp
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</select>
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<!--根据用户id和车间id获取用户拥有的车间id-->
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<select id="findFirstProduction" resultType="java.lang.String">
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SELECT TOP 1 t2.id FROM mdc_user_production t1 LEFT JOIN mdc_production t2 ON t1.pro_id = t2.id WHERE t1.user_id = #{ userId } AND t2.parent_id = #{productionId}
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</select>
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<!--根据用户id查询用户工段权限-->
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<select id="findThreeProductionId" resultType="java.lang.String">
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SELECT TOP 1 t2.id id FROM mdc_user_production t1 LEFT JOIN mdc_production t2 ON t1.pro_id = t2.id WHERE t1.user_id = #{userId} AND t2.org_type = '3'
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</select>
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<select id="findAllProductionId" resultType="org.jeecg.modules.system.entity.MdcProduction">
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SELECT
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t1.*
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FROM
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mdc_production t1
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LEFT JOIN mdc_user_production t2 ON t1.id = t2.pro_id
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LEFT JOIN sys_user t3 on t3.ID=t2.user_id
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WHERE
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t3.id = #{userId}
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AND t1.org_type = '3'
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</select>
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<select id="recursionChildrenByList" resultType="java.lang.String">
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WITH temp (id) AS (
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-- 初始查询，获取指定 id 的记录
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SELECT
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id
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FROM
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mdc_production
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WHERE
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id IN
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<foreach collection = "productionIds" item = "id" index = "index" open = "(" close = ")" separator = ",">
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#{id}
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</foreach>
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UNION ALL
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-- 递归查询，查找子节点
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SELECT
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a.id
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FROM
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mdc_production a
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INNER JOIN temp ON a.parent_id = temp.id
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)
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-- 最终查询，使用 DISTINCT 去重
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SELECT DISTINCT
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id
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FROM
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temp;
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</select>
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</mapper>
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