我想在sql server 2000中创建一个自动增量字段整数 [英] I want to create a auto incremental field integer in sql server 2000

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问题描述

Hello Everyone,



我需要在sql server 2000的新表中创建一个自动增量字段

这个自动增量字段必须是表格的主键。

我怎么做。



谢谢你的到来!



Leonardo Ayala R.

解决方案

创建一个新表。

添加一个字段,make它是整数,并将Identity设置为true。

例如:

  CREATE   [dbo]。[MyTable](
[Id] [ int ] IDENTITY 1 1 NOT NULL
[UseName] [ nvarchar ]( 50 NOT NULL
[JoinDate] [ datetime ] NOT NULL
[访问次数] [ int ] NOT NULL
CONSTRAINT [PK_MyTable] PRIMARY KEY CLUSTERED

[Id] ASC
WITH (PAD_INDEX = OFF ,STATISTICS_NORECOMPUTE = OFF ,IGNORE_DUP_KEY = OFF ,ALLOW_ROW_LOCKS = ON ,ALLOW_PAGE_LOCKS = ON ON [ PRIMARY ]
ON [ PRIMARY ]


看看http://www.w3schools.com/sql/sql_autoincrement。 ASP

Hello Everyone,

I need I need to create an auto incremental field in my new table in sql server 2000
This auto incremental field must be the primary key of the table.
How I can do it.

Thanks in advence!

Leonardo Ayala R.

解决方案

Create a new table.
Add a field, make it integer, and set Identity to true.
For example:

CREATE TABLE [dbo].[MyTable](
	[Id] [int] IDENTITY(1,1) NOT NULL,
	[UseName] [nvarchar](50) NOT NULL,
	[JoinDate] [datetime] NOT NULL,
	[Visits] [int] NOT NULL,
 CONSTRAINT [PK_MyTable] PRIMARY KEY CLUSTERED 
(
	[Id] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY]


Take a look http://www.w3schools.com/sql/sql_autoincrement.asp


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