Performance Myths : Clustered vs. Non-Clustered Indexes
Aaron Bertrand kicks off his "Performance Myths" series, showing a "redundant" non-clustered index outperforming the clustered index with the same key.
2017-04-17
5,314 reads
Additional Articles
Integrating DACPAC deployments of Azure SQL Database with Visual Studio Team Services
One of the concepts that has recently been growing rapidly in popularity, in the context of cloud technologies, is DevOps. In this article, Marcin Policht looks at using DevOps principles in regard to Azure SQL Database deployments. To implement some of the more common DevOps practices, he will rely on Visual Studio Team Services.
2017-04-14
2,268 reads
Harmful, Pervasive SQL Server Performance Myths
Aaron Bertrand begins a new series around disproving prevalent myths regarding SQL Server performance.
2017-04-13
4,686 reads
Automating database deployments to and from source control using SQL Compare and PowerShell
Phil Factor shows how you can use the SQL Compare Pro command line with PowerShell to automate the task of getting a new database into version control, creating a new database build script, and creating a database migration script.
2017-04-12
4,185 reads
Changing SQL Server Collation After Installation
In some scenarios we can find different SQL Server collations between the server instance and its databases. Douglas P. Castilho explains a simple way to correct the collations in a few steps.
2017-04-11
3,262 reads
SQL Server Encryption: Always Encrypted
Is 'Always Encrypted' SQL Server 2016's most widely important new feature? It is significant that 'Always Encrypted' in SQL Server is in all editions of SQL Server. Because of the increasing importance of encryption to data governance, it allows encryption for the sensitive application data for everywhere beyond the application's client connection, including network, server, database and storage. Robert Sheldon explains what it is, why you should try it out, and how to set about it.
2017-04-10
4,486 reads
SQL Server 2016 Online ALTER COLUMN Operation
Learn about the time savings, blocking scenarios, limitations and more for the SQL Server 2016 online ALTER COLUMN operation.
2017-04-07
3,544 reads
PowerShell Time Saver: Automatic Defaults
Because PowerShell needs to be usable as an immediate scripting language by IT professionals who type in commands at a console, there have to be language devices such as aliases that can make for terseness when appropriate. There are several ways of cutting down the verbiage in a script, and being able to specify default values via $PSDefaultParameterValues is one of the more generally useful ones. Michael Sorens explains how it can save you time in your daily work.
2017-04-05
5,035 reads
Using DBCC CLONEDATABASE and Query Store for Testing
Erin Stellato demonstrates how to use the new DBCC CLONEDATABASE feature, in combination with Query Store, to test index and query changes.
2017-04-04
4,187 reads
Migrating a Disk-Based Table to a Memory-Optimized Table in SQL Server
The feature formerly known as Hekaton, now In-Memory OLTP can provide very useful performance gains where you carefully select the tables to become memory-optimised. How do you set about the job of converting existing tables to become memory-optimised tables? the process isn't entirely straightforward but the benefits that an In-Memory OLTP table delivers is worth your effort. Alex Grinberg takes you through the basics.
2017-04-03
5,510 reads
Blogs
RANK() vs DENSE_RANK(): #SQLNewBlogger
By Steve Jones
I haven’t done one of these in awhile, but I saw an article recently...
Using CAT for Testing of Data Agents
In last months one of the scenarios where you can use AI has been...
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Creating JSON II
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Question of the Day
Creating JSON II
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers