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@@ -1032,9 +1032,14 @@ BEGIN
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ADD COLUMN `scrap_time` datetime NULL COMMENT '报废时间' AFTER `remove _time`,
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ADD COLUMN `business_device_id` bigint NULL COMMENT '业务设备id' AFTER `definition`;
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END IF;
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-
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-
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-
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+ IF NOT EXISTS(SELECT *
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+ FROM information_schema.columns
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+ WHERE table_schema = DATABASE()
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+ AND table_name = 'iot_daily_check_data'
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+ AND column_name = 'score') THEN
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+ ALTER TABLE `iot_daily_check_data`
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+ ADD COLUMN `score` float NULL COMMENT '分数' AFTER `data`;
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+ end if;
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END ??
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DELIMITER ;
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CALL schema_change();
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