避免在 SQL Server 中盲目地追求一句處理

USE tempdb

GO

SET NOCOUNT ON

--======================================

--創建測試環境

--======================================

RAISERROR('創建測試環境', 10, 1) WITH NOWAIT

-- Table A

CREATE TABLE [dbo].A(

    [TranNumber] [int] IDENTITY(1, 1) NOT NULL,

    [INVNO] [char](8) NOT NULL,

    [ITEM] [char](15) NULL DEFAULT (''),

    PRIMARY KEY([TranNumber])

)

CREATE INDEX [indexONinvno] ON [dbo].A([INVNO])

CREATE INDEX [indexOnitem] ON [dbo].A ([ITEM])

CREATE INDEX [indexONiteminnvo] ON [dbo].A([INVNO], [ITEM])

GO

-- Table B

CREATE TABLE [dbo].B(

    [ItemNumber] [char](15) NOT NULL DEFAULT (''),

    [CompanyCode] [char] (4) NOT NULL,

    [OwnerCompanyCode] [char](4) NULL,

    PRIMARY KEY([ItemNumber], [CompanyCode])

)

CREATE INDEX [ItemNumber] ON [dbo].B([ItemNumber])

CREATE INDEX [CompanyCode] ON [dbo].B([CompanyCode])

CREATE INDEX [OwnerCompanyCode] ON [dbo].B([OwnerCompanyCode])

GO

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