Do I Need to Master PowerShell?
As a SQL Server DBA, do you need to be a master of PowerShell scripts? In this 9 minute episode, I talk about how much you need to know...
2017-09-12
8 reads
As a SQL Server DBA, do you need to be a master of PowerShell scripts? In this 9 minute episode, I talk about how much you need to know...
2017-09-12
8 reads
MANAGING ‘NOISY NEIGHBORS’ IN SQL SERVER If you’ve been managing databases for any length of time, you’ve probably had to contend with the “noisy neighbors” scenario. In this scenario,...
2017-02-10
16 reads
2016-10-18
8 reads
2016-07-22
5 reads
2016-06-02
10 reads
With SQL Server AlwaysOn Availability Groups, when you configure a secondary in synchronous-commit mode for read-only access, there can be data access latency. If you make changes to your...
2016-05-15
7 reads
SQL Server creates and maintains statistics for temporary tables, which lead to better cardinality estimation and optimal execution plan generation. Table variables have no statistics, which can result in...
2016-05-15
8 reads
When it comes to lock waits, one of the important information we need to know is which statement waited for locks and how long. This is possible with extended...
2016-05-15
116 reads
Query Post Execution Showplan event is a very useful event to find problematic queries and execution plans based on CPU usage or duration while analyzing performance issues. It can...
2016-05-15
51 reads
In SQL Server, Filtered Statistics can improve cardinality estimation, i.e. when joining lookup table, or while joining fact table and dimension table. For this reason, SQL Server supports the...
2016-05-15
6 reads
By Chris Yates
The New Arena of Leadership The role of the Chief Data Officer is no...
Presenting you with an updated version of our sp_snapshot procedure, allowing you to easily...
SELECT * feels convenient, but in SQL Server it bloats I/O, burns network bandwidth,...
Comments posted to this topic are about the item Cleaning Up the Cloud
Comments posted to this topic are about the item The Maximum Value in the...
Comments posted to this topic are about the item Oracle Performance Tuning: Practical Techniques...
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 2025-01-06I 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 OFFI now run this code.
DBCC CHECKIDENT(TravelLog) GO INSERT dbo.TravelLog ( CityID, StartDate, EndDate ) VALUES (4, '2025-10-14', '2025-10-17') GOWhat is the value for TravelLogID for the row I inserted for CityID 4 and dates starting on 14 Oct 2025? See possible answers