What is the impact of setting SET ANSI_WARNINGS OFF?
Setting ANSI_WARNINGS OFF to avoid NULL value elimination warnings can have an impact on the data quality and system behaviour.
2018-09-11 (first published: 2016-08-23)
29,729 reads
Nakul Vachhrajani
- Twitter: @sqltwins
- Website: https://nakulvachhrajani.com/
- LinkedIn: https://www.linkedin.com/in/nakulvachhrajani/
SSIS: Case sensitivity may expose issues with change deployment
Because SSIS is case sensitive, random VS_NEEDSNEWMETADATA errors on case-insensitive databases may indicate issues in your database change management & deployment process.
2016-02-11
2,459 reads
SQL Server Stored Procedures and SET options
SET options on stored Procedures work a bit different when compared with ad-hoc queries. These differences in behavior are often overlooked when developing the procedures and generating deployment scripts. This mistake can lead to undesired behavior in the application.
2015-10-02 (first published: 2013-08-29)
20,286 reads
Leveraging Constraint Evaluation Sequence in SQL Server
Constraints on a table in SQL Server are evaluated in a specific sequence. Knowing this sequence can help us leverage them to realize various business requirements.
2014-01-27
2,941 reads
HASHBYTES: Is CHECKSUM really required?
When compared with HASHBYTES, CHECKSUM, has a number of drawbacks. Hence, a question that comes up is: Is Checksum really required? In this article, I attempt to answer that question.
2013-03-27
8,231 reads
Deleting large number of rows from a table in a VLDB
For enterprise systems, purging data is a reality. Today, we will see some strategies that I recently implemented to make this process work efficiently.
2013-03-08 (first published: 2011-03-24)
24,402 reads
An in-depth look at change detection in SQL Server - Part 02
Auditing, conflict resolution, tamper & concurrency protection are some of the most common requirements for any enterprise system – this 2-part series presents an in-depth look at the various change detection mechanisms available within SQL Server.
2013-02-19
8,378 reads
An in-depth look at change detection in SQL Server - Part 01
Auditing, conflict resolution, tamper & concurrency protection are some of the most common requirements for any enterprise system – this 2-part series presents an in-depth look at the various change detection mechanisms available within SQL Server.
2013-02-12
5,376 reads
Never update systems tables directly - a study in Agent job scheduling
It is often recommended that system tables should not be updated directly. Presenting a case in point built around nightly job configuration in order to demonstrate the possible issues with updating system tables directly.
2012-09-17
5,673 reads
2012-06-13
2,421 reads
Blogs
Identity Columns Can’t Be Updated: #SQLNewBlogger
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers