19 lines
667 B
MySQL
19 lines
667 B
MySQL
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-- 执行状态:测试环境已执行
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-- 测试环境:test
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-- 测试执行时间:2026-07-24 10:16:38 +0800
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-- 正式环境:未执行
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-- 户外招聘会签到记录关联移动端用户
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-- 历史签到记录 user_id 保持为空,仍使用原有快照字段展示。
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ALTER TABLE shz.cms_outdoor_fair_attendee
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ADD COLUMN IF NOT EXISTS user_id BIGINT;
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COMMENT ON COLUMN shz.cms_outdoor_fair_attendee.user_id IS '移动端用户ID';
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DROP INDEX IF EXISTS shz.uk_cms_outdoor_fair_attendee_user;
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CREATE UNIQUE INDEX uk_cms_outdoor_fair_attendee_user
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ON shz.cms_outdoor_fair_attendee (fair_id, user_id)
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WHERE user_id IS NOT NULL AND del_flag = '0';
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