39 lines
864 B
SQL
39 lines
864 B
SQL
-- 修正 t_app_wcs_task_bak 表中 vehicle_id 字段的异常数据
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USE wms_yachi_nantong;
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-- 1. 查看异常数据
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SELECT
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wcs_task_id,
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vehicle_id,
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create_time
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FROM t_app_wcs_task_bak
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WHERE vehicle_id LIKE 'FC%'
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OR vehicle_id LIKE '%/%'
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OR vehicle_id LIKE '%:%'
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ORDER BY create_time DESC
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LIMIT 10;
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-- 2. 统计异常数据数量
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SELECT
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COUNT(*) as total_abnormal_records
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FROM t_app_wcs_task_bak
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WHERE vehicle_id LIKE 'FC%'
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OR vehicle_id LIKE '%/%'
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OR vehicle_id LIKE '%:%';
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-- 3. 修正异常数据（设置为NULL）
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UPDATE t_app_wcs_task_bak
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SET vehicle_id = NULL
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WHERE vehicle_id LIKE 'FC%'
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OR vehicle_id LIKE '%/%'
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OR vehicle_id LIKE '%:%';
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-- 4. 验证修正结果
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SELECT
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wcs_task_id,
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vehicle_id,
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create_time
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FROM t_app_wcs_task_bak
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WHERE vehicle_id IS NOT NULL
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ORDER BY create_time DESC
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LIMIT 10; |