SQL2008中的Sequence

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CREATE TABLE dbo.GlobalSequence

(

id INT IDENTITY(1, 1)

)

GO

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CREATE PROC seq ( @id INT OUTPUT )

AS

BEGIN

BEGIN TRAN

DECLARE @NewSequenceValue TABLE ( ID INT );

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INSERT INTO dbo.GlobalSequence

OUTPUT inserted.id

INTO @NewSequenceValue

DEFAULT VALUES

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ROLLBACK TRAN

SELECT @id = id

FROM @NewSequenceValue

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END

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-- test

DECLARE @id INT

EXEC seq @id OUTPUT

SELECT @id

SQL2008中的Sequence

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原文地址：http://www.cnblogs.com/QinQouShui/p/4320569.html