50 lines
2.5 KiB
Transact-SQL
50 lines
2.5 KiB
Transact-SQL
-- WMS / INTERFACE 共用数据库；先执行此脚本，再发布两个应用。
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-- 幂等执行。归档存储过程使用 INSERT ... SELECT *，新增列必须在两表相同位置且类型一致。
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SET XACT_ABORT ON;
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BEGIN TRY
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BEGIN TRANSACTION;
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IF OBJECT_ID(N'dbo.out_stockout', N'U') IS NULL
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OR OBJECT_ID(N'dbo.out_stockout_finish', N'U') IS NULL
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THROW 51000, N'缺少出库业务表或历史表，请核对目标数据库', 1;
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IF COL_LENGTH(N'dbo.out_stockout', N'is_expedited') IS NULL
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ALTER TABLE dbo.out_stockout ADD is_expedited int NULL;
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IF COL_LENGTH(N'dbo.out_stockout_finish', N'is_expedited') IS NULL
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ALTER TABLE dbo.out_stockout_finish ADD is_expedited int NULL;
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IF COL_LENGTH(N'dbo.out_stockout', N'delivery_point') IS NULL
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ALTER TABLE dbo.out_stockout ADD delivery_point nvarchar(100) NULL;
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IF COL_LENGTH(N'dbo.out_stockout_finish', N'delivery_point') IS NULL
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ALTER TABLE dbo.out_stockout_finish ADD delivery_point nvarchar(100) NULL;
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-- 不移动/重建现有列；只验证本次字段的归档位置及总列数，不改动旧字段映射。
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IF (SELECT COUNT(*) FROM sys.columns WHERE object_id = OBJECT_ID(N'dbo.out_stockout'))
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<> (SELECT COUNT(*) FROM sys.columns WHERE object_id = OBJECT_ID(N'dbo.out_stockout_finish'))
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THROW 51001, N'业务表与历史表列数不同，已回滚；请核对归档映射', 1;
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IF EXISTS (
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SELECT 1
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FROM (
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SELECT ROW_NUMBER() OVER (ORDER BY column_id) AS ordinal, name,
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system_type_id, max_length, precision, scale
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FROM sys.columns WHERE object_id = OBJECT_ID(N'dbo.out_stockout')
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) a
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FULL JOIN (
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SELECT ROW_NUMBER() OVER (ORDER BY column_id) AS ordinal, name,
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system_type_id, max_length, precision, scale
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FROM sys.columns WHERE object_id = OBJECT_ID(N'dbo.out_stockout_finish')
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) h ON a.ordinal = h.ordinal
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WHERE (a.name IN (N'is_expedited', N'delivery_point') OR h.name IN (N'is_expedited', N'delivery_point'))
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AND (a.name IS NULL OR h.name IS NULL OR a.name <> h.name
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OR a.system_type_id <> h.system_type_id OR a.max_length <> h.max_length
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OR a.precision <> h.precision OR a.scale <> h.scale)
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)
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THROW 51001, N'新增字段在业务表与历史表中的位置或类型不同，已回滚；请核对归档映射', 1;
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COMMIT TRANSACTION;
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END TRY
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BEGIN CATCH
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IF @@TRANCOUNT > 0 ROLLBACK TRANSACTION;
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THROW;
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END CATCH;
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