T-SQL window functions, introduced in 2005 with enhancements in 2012, are great additions to the T-SQL language. In this article, Kathi Kellenberger explains what you need to know to get good performance when using these functions.
2018-07-16
4,197 reads
Brent Ozar's session for the PASS DBA Fundamentals virtual chapter.
2018-07-13
6,099 reads
Protecting data in SQL Server is not as simple as setting a few properties. While there are great security features in SQL Server, such as Transparent Data Encryption, production data may end up in places throughout the organization. In this article, Brian Kelley talks about the best ways to secure data using the concept of least privilege.
2018-07-12
3,100 reads
What is the most efficient way to modify XML values? To allow for precise modification of XML nodes and values, the XQuery XML query language employs an extension known as the XML Data Modification Language (DML). The XML DML uses the XML modify() method, which makes use of three operational keyword sets: insert, replace value of, and delete. Seth Delconte takes a closer look.
2018-07-11
2,712 reads
In this article Anoop Kumar discusses Automatic Tuning, a new database feature that helps improve SQL Server query performance automatically.
2018-07-10
4,171 reads
In the second part of his series, Nicolas Prigent describes in detail how to automate the login process using PowerShell and Azure CLI. Nicolas also explains how to retrieve information about your Azure subscription.
2018-07-09
2,531 reads
Either you've got too many indexes, or not enough. Here's how to tell.
2018-07-06
2,870 reads
One of the benefits of SQL is the ability to write a query and use parameters to dynamically act upon the resultset. Depending on the situation, there can be benefits to parameterizing queries, but it is not always clear when or how to do this. In this tip we look at different ways to pass in values as parameters to queries and the advantages and disadvantages.
2018-07-05
3,805 reads
Missing data is a difficult and common problem to solve. In this article, Joe Celko explains several approaches to deleting or replacing missing data.
2018-07-04
2,461 reads
In recent years, technology landscape has undergone dramatic changes, driven primarily by cloud computing and a continuously increasing level of attention dedicated to security, privacy, and compliance. One of the more significant initiatives that attempts to address these challenges is General Data Protection Regulation (GDPR. In this article, we will explore how Azure SQL Database could help with addressing the GDPR requirements.
2018-07-03
2,311 reads
By Zikato
I deployed a schema change to 30 servers using multi-server query and deploy-at-low-priority. Small...
Fabric deployment pipelines look like they solve CI/CD for Fabric content, especially for people...
By Steve Jones
We aren’t the only company that does this, but Redgate Software does try to...
Hello We recently encountered an issue where a SQL table unexpectedly grew in size...
Comments posted to this topic are about the item The New World Of AI...
Thanks in advance, I'm trying to avoid using IIF for performance reasons, but the...
What does this return on SQL Server 2025?
select bit_count(null)See possible answers