44 lines
1.5 KiB
MySQL
44 lines
1.5 KiB
MySQL
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-- ============================================
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-- 清理已删除用户的档案数据
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-- 用途：解决"信息编号已存在"但列表中看不到的问题
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-- 日期：2024-12-02
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-- ============================================
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-- 第一步：查看要删除的数据（确认）
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SELECT
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p.profile_id AS '档案ID',
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p.info_number AS '信息编号',
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p.user_id AS '关联用户ID',
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u.user_name AS '用户账号',
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u.del_flag AS '删除标记',
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CASE
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WHEN u.user_id IS NULL THEN '用户不存在'
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WHEN u.del_flag = '2' THEN '用户已删除'
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ELSE '正常'
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END AS '状态',
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p.create_time AS '创建时间'
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FROM psy_user_profile p
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LEFT JOIN sys_user u ON p.user_id = u.user_id
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WHERE u.del_flag = '2' OR u.user_id IS NULL
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ORDER BY CAST(p.info_number AS UNSIGNED);
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-- 第二步：备份要删除的数据（可选但推荐）
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CREATE TABLE IF NOT EXISTS psy_user_profile_deleted_backup_20241202 AS
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SELECT p.*
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FROM psy_user_profile p
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LEFT JOIN sys_user u ON p.user_id = u.user_id
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WHERE u.del_flag = '2' OR u.user_id IS NULL;
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-- 第三步：删除已删除用户的档案
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DELETE p FROM psy_user_profile p
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LEFT JOIN sys_user u ON p.user_id = u.user_id
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WHERE u.del_flag = '2' OR u.user_id IS NULL;
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-- 查看删除结果
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SELECT CONCAT('已删除 ', ROW_COUNT(), ' 条档案数据') AS '执行结果';
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-- ============================================
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-- 如果只想删除特定信息编号的档案（如114）
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-- ============================================
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-- DELETE FROM psy_user_profile WHERE info_number = '114';
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