Column Store Index, which improves performance of data warehouse queries several folds, was first introduced in SQL Server 2012. In this article series Arshad Ali talks about how you can get started with using enhanced columnstore index features in SQL Server 2014 and do some performance tests to understand the benefits.
2013-10-11
3,531 reads
SQL Server Clustered indexes can have enormous implications for performance of operations on a table. But are there times when a SQL Server non-clustered index would perform better than a clustered index for the same operation? Are there any trade-offs to consider? Check out this tip to learn more.
2013-10-10
6,323 reads
DBAs are expected to know how to administer the technologies that are available with and peripheral to SQL Server. To properly administer them, it certainly helps to understand the technology from the point of view of the user. By using an existing SSRS report as a data feed for Excel, Rodney Landrum explains how these users can now take advantage of development efforts in new ways.
2013-10-09
4,530 reads
Sometimes we have a T-SQL process that we need to run that takes some time to run or we want to run it during idle time on the server. We could create a SQL Agent job manually, but is there any simple way to create a scheduled job?
2013-10-08
5,394 reads
Following on from his first four articles on using Data Analysis Expressions (DAX) with tabular databases, Robert Sheldon dives into some of the DAX statistical functions available, demonstrating which are the most useful and examples of how they work.
2013-10-07
2,818 reads
The Microsoft Performance Team discusses the steps in installing/configuring Windows Server 2012 Remote Desktop Services Licensing in your environment using various available options.
2013-10-04
2,949 reads
Marcus Robinson adapted PowerShell scripts by Thomas Lee to build a set of VMs to run a course in a reliable and repeatable way. With Marcus’s permission, Andrew Fryer has put that Setup Script on SkyDrive, and provided notes on the script.
2013-10-03
3,192 reads
With SQL Server 2012, Microsoft introduced a new licensing model; licensing per core replaced the licensing per processor. We need to adjust budget to reflect licensing changes for our next Enterprise Agreement renewal, but we do not have processor core information from any of our server inventory tools. This tip explains how to quickly gather information about each server's processor cores without logging in to each server.
2013-10-02
3,659 reads
Big data is the latest craze. Hardware and software vendors have overwhelmed IT departments with high-speed analytical software, proprietary high-performance hardware, and columnar-based data stores promising quick access and lightning-fast answers to ad hoc analytical queries. Forgotten in this blast of technology are the database administrators' most important responsibilities: backup and recovery.
2013-10-01
3,853 reads
This metric collects the total amount of memory, in kilobytes, used by the plan cache of an instance to help identify memory pressure or plan cache pollution. It is similar to the SQL Server: memory manager: SQL cache memory counter, but instead of providing the number of 8-kilobyte pages that make up the plan cache, it provides the total memory used.
2013-10-01
3,002 reads
A while back I wrote a quick post on setting up key mappings in...
By Steve Jones
In 100 years a lot of what we take to be true now will...
At Saturday the 21st of February I’m presenting an introduction to dimensional modelling at...
Hi, i'm running vs2022. I'm trying out a c# script that i'd like to...
Comments posted to this topic are about the item Missing the Jaro Winkler Distance
I upgraded a SQL Server 2019 instance to SQL Server 2025. I wanted to test the fuzzy string search functions. I run this code:
SELECT JARO_WINKLER_DISTANCE('tim', 'tom')
I get this error message:Msg 195, Level 15, State 10, Line 1 'JARO_WINKLER_DISTANCE' is not a recognized built-in function name.What is wrong? See possible answers