Click here to Skip to main content
13,864,599 members
Click here to Skip to main content
Add your own
alternative version

Tagged as


7 bookmarked
Posted 16 Dec 2010
Licenced CPOL

How to Reset Identity Column Value In SQL Server without Delete Records.

, 17 Dec 2010
Rate this:
Please Sign up or sign in to vote.
You have deleted some records from different record position from your identity column table and you wan to reset it without delete records.
Remove foreign key reference (if any) from YourTabe and set Is Identity to No in column properties windows in Microsoft SQL Server Management Studio. Execute the bellow SQL using Management Studio.

USE YourDataBase

SELECT [YourTableId],ROW_NUMBER() OVER (ORDER BY YourTableId ) AS RowNumber
    into #tempTable from [YourTable]

DECLARE your_table_cursor CURSOR FOR
    SELECT [YourTableId], RowNumber
    FROM #tempTable

OPEN your_table_cursor

DECLARE @YourTableId int
DECLARE @RowNumber int

FETCH NEXT FROM your_table_cursor
INTO @YourTableId, @RowNumber

    UPDATE  [YourTable]
        SET [YourTableId] = @RowNumber
        WHERE [YourTableId] = @YourTableId

    FETCH NEXT FROM your_table_cursor
    INTO @YourTableId, @RowNumber

CLOSE your_table_cursor
DEALLOCATE your_table_cursor

DROP TABLE #tempTable 

Set Is Identity to Yes and set Identity increment to 1 and Identity Seed to 1 in column properties windows in Management Studio. Then set reference.


This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


About the Author

Abdul Quader Mamun
Team Leader
Bangladesh Bangladesh
No Biography provided

You may also be interested in...


Comments and Discussions

GeneralReason for my vote of 2 See alternative Pin
Eskern18-Dec-10 23:12
memberEskern18-Dec-10 23:12 

General General    News News    Suggestion Suggestion    Question Question    Bug Bug    Answer Answer    Joke Joke    Praise Praise    Rant Rant    Admin Admin   

Use Ctrl+Left/Right to switch messages, Ctrl+Up/Down to switch threads, Ctrl+Shift+Left/Right to switch pages.

Permalink | Advertise | Privacy | Cookies | Terms of Use | Mobile
Web02 | 2.8.190214.1 | Last Updated 17 Dec 2010
Article Copyright 2010 by Abdul Quader Mamun
Everything else Copyright © CodeProject, 1999-2019
Layout: fixed | fluid