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DB Benchmarking

As database professionals, we have a need to benchmark performance of the database, processes, and essentially overall performance.  When benchmarking,...

2011-03-14

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Blog Post

DB Benchmarking

As database professionals, we have a need to benchmark performance of the database, processes, and essentially overall performance.  When benchmarking, it is preferable to get a baseline and then...

2011-03-14

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Blog Post

SQL Bitwise Operations

How many DB professionals have never had to deal with bitwise operations in SQL Server?  Who has never had a single value in the database represent more than one...

2011-03-10

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Database Maintenance

I often see a request for some scripts to help with database maintenance.  Sometimes those questions come in the form of recommendation requests for maintenance plans.  As many already...

2011-03-09

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Cleaning Up the Cloud

By Steve Jones - SSC Editor

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The Maximum Value in the Identity Column

By Steve Jones - SSC Editor

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Oracle Performance Tuning: Practical Techniques Every DBA Should Master

By Udaya Veeramreddygari

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Question of the Day

The Maximum Value in the Identity Column

I have a table with this data:

TravelLogID CityID StartDate  EndDate
1           1      2025-01-01 2025-01-06
2           2      2025-01-01 2025-01-06
3           3      2025-01-01 2025-01-06
4           4      2025-01-01 2025-01-06
5           5      2025-01-01 2025-01-06
I run this code:
SELECT IDENT_CURRENT('TravelLog')
I get the value 5 back. Now I do this:
SET IDENTITY_INSERT dbo.TravelLog ON
INSERT dbo.TravelLog
(
    TravelLogID,
CityID,
    StartDate,
    EndDate
)
VALUES
(25, 5, '2025-09-12', '2025-09-17')
SET IDENTITY_INSERT dbo.TravelLog OFF
I now run this code.
DBCC CHECKIDENT(TravelLog)
GO
INSERT dbo.TravelLog
(
    CityID,
    StartDate,
    EndDate
)
VALUES
(4, '2025-10-14', '2025-10-17')
GO
What is the value for TravelLogID for the row I inserted for CityID 4 and dates starting on 14 Oct 2025?  

See possible answers