From ab795dcf9b4783682fbb85c37d5c20b2b9006a86 Mon Sep 17 00:00:00 2001
From: heheng <475597332@qq.com>
Date: Wed, 09 Jul 2025 09:49:33 +0800
Subject: [PATCH] 优化改造sql
---
multi-system/src/main/resources/mapper/system/CatalogueMapper.xml | 16 ++++++++++++++--
1 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/multi-system/src/main/resources/mapper/system/CatalogueMapper.xml b/multi-system/src/main/resources/mapper/system/CatalogueMapper.xml
index 5855d20..9b34e41 100644
--- a/multi-system/src/main/resources/mapper/system/CatalogueMapper.xml
+++ b/multi-system/src/main/resources/mapper/system/CatalogueMapper.xml
@@ -9,7 +9,7 @@
</insert>
<insert id="insertCatalogueDataFile">
- INSERT INTO `train_exam`.`catalogue_data_file`
+ INSERT INTO `catalogue_data_file`
( `catalogue_id`,`company_id`, `name`, `file_path`,`file_name`, `type`, `create_by`, `create_time` )
VALUES
( #{catalogueId},#{companyId}, #{name}, #{filePath},#{fileName}, #{type}, #{createBy}, #{createTime} )
@@ -79,6 +79,9 @@
<update id="updateCatalogueDataFileByCompanyId">
UPDATE catalogue_data_file set del_flag = #{delFlag} ,update_by = #{updateBy} , update_time=#{updateTime} where company_id =#{companyId} and catalogue_id = #{catalogueId}
</update>
+ <delete id="deleteByCatalogueDataFileId">
+ DELETE FROM catalogue_data_file WHERE id = #{id}
+ </delete>
<select id="selectCatalogueList" resultType="com.gkhy.exam.system.domain.vo.CatalogueVo">
SELECT
@@ -98,7 +101,16 @@
<if test="type!=null">
and type = #{type}
</if>
- ORDER BY create_time ASC
+ ORDER BY
+ CAST(SUBSTRING_INDEX(number, '.', 1) AS UNSIGNED) ASC,
+ CAST(SUBSTRING_INDEX(SUBSTRING_INDEX(number, '.', 2), '.', -1) AS UNSIGNED) ASC, -- 第二级
+ CAST(
+ CASE
+ WHEN LENGTH(number) - LENGTH(REPLACE(number, '.', '')) >= 2
+ THEN SUBSTRING_INDEX(number, '.', -1)
+ ELSE '0'
+ END AS UNSIGNED
+ ) ASC
</select>
<select id="selectCatalogueDataList" resultType="com.gkhy.exam.system.domain.vo.CatalogueDataVo">
SELECT
--
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