41 lines
1.6 KiB
XML
41 lines
1.6 KiB
XML
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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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<mapper namespace="com.dite.znpt.mapper.MenuMapper">
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<select id="upwardRecursionSelect" resultType="com.dite.znpt.domain.entity.MenuEntity">
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WITH RECURSIVE MenuPath AS (
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SELECT * FROM menu
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<where>
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<choose>
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<when test="menuName != null and menuName != ''">
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AND menu_name LIKE concat('%',#{menuName}, '%') -- 起始菜单
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</when>
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<otherwise>
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AND parent_id = '0' -- 起始菜单
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</otherwise>
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</choose>
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</where>
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UNION ALL
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SELECT m.* FROM menu m INNER JOIN MenuPath mp ON m.menu_id = mp.parent_id
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) SELECT DISTINCT * FROM MenuPath;
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</select>
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<select id="downwardRecursionSelect" resultType="com.dite.znpt.domain.entity.MenuEntity">
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WITH RECURSIVE SubMenus AS (
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SELECT * FROM menu
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<where>
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<choose>
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<when test="menuId != null and menuId != ''">
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AND menu_id = #{menuId} -- 起始菜单ID
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</when>
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<otherwise>
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AND parent_id = '0' -- 起始菜单
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</otherwise>
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</choose>
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</where>
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UNION ALL
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SELECT d.* FROM menu d INNER JOIN SubMenus sd ON d.parent_id = sd.menu_id
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) SELECT * FROM SubMenus;
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</select>
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</mapper>
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