18 lines
427 B
SQL
18 lines
427 B
SQL
-- 删除 pc_camera_risk 表中的冗余字段
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-- 这些字段应该从关联的 work_plan 和 work_ticket 表获取，而不是冗余存储
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SET NAMES utf8mb4;
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SET FOREIGN_KEY_CHECKS = 0;
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-- 删除冗余字段
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ALTER TABLE `pc_camera_risk`
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DROP COLUMN `project_name`,
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DROP COLUMN `project_code`,
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DROP COLUMN `construction_unit`,
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DROP COLUMN `work_location`,
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DROP COLUMN `work_start`,
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DROP COLUMN `work_end`,
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DROP COLUMN `risk_type`;
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SET FOREIGN_KEY_CHECKS = 1;
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