Lius
2024-02-01 848e5624f3a814763e81db5d79d8f0761c5bb4f1
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<?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="org.jeecg.modules.system.mapper.MdcProductionMapper">
 
    <!--递归查询所有子节点-->
    <select id="recursionChildren" resultType="java.lang.String">
        WITH temp ( id ) AS (
            SELECT
                id
            FROM
                mdc_production
            WHERE
                id = #{ productionId } UNION ALL
            SELECT
                a.id
            FROM
                mdc_production a
                    INNER JOIN temp ON a.parent_id = temp.id
        ) SELECT
            *
        FROM
            temp
    </select>
</mapper>