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)
29,247 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
2,429 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)
20,251 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
2,929 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
8,197 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)
24,342 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
8,354 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
5,340 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
5,659 reads
2012-06-13
2,413 reads
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Forums
Dropping a PK constraint.
I will have to test this next week, but will not have a chance...
SQL - Conditional merge join
I want to add a condition in the joining columns part of the merge...
Is there a way to implement ROWS between logic?
Hi everyone SUM function has the option to select ROWS BETWEEN parameter to allow...
Question of the Day
What is Between?
I have a table of products in SQL Server 2022. There are sequential items in the table with ProductIDs of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10. If I run this code, how many rows are returned?
SELECT * FROM dbo.Products WHERE ProductID BETWEEN 4 AND 7;See possible answers