The columnstore index in SQL Server 2012 stores columns instead of rows, and is designed to speed up analytical processing and data-warehouse queries. Whilst columnstore indexes certainly do that effectively, they are not a universal panacea since there are a number of limitations on them. When used appropriately, they can reduce disk I/O and use memory more efficiently.
2013-08-20
3,335 reads
How much of an improvement in processing time can a simple SQL Server Analysis Services (SSAS) partitioning structure provide? Can you provide any examples? Does this processing time improvement only apply to the fact tables? Check out this tip to learn more.
2013-08-19
4,512 reads
Though the Key/Value pair paradigm is common to almost every computer language, there is no clear agreement yet for the definition of a Key/Value Pair database. However, Key/Value pair databases are valuable for special applications where speed of writing data is more important than searching and general versatility. Buck Woody experiments.
2013-08-16
3,457 reads
I’ve introduced my manager to SQL Server’s cloud based platform, SQL Azure and Windows Azure Virtual Machine. He wants to test functionality with some of our applications, which would require me to move my on premise databases to the Azure Virtual Machine. What is the easiest way to accomplish this task? See how it is done in this tip.
2013-08-15
2,928 reads
The SQLServerCentral.com survey will end on Wednesday August 21st. Let us know how we're doing and be in with a chance to win a $100 Amazon gift card. Winners will be announced later that week.
2013-08-15
2,625 reads
In this article Greg Larson outlines the exciting new features that come along with SQL Server 2014. He'll also let you know where you can download CTP1, as well as where you can find additional resources related to SQL Server 2014.
2013-08-14
4,381 reads
Some SQL problems are intriguing because, just when good methods emerge and are accepted, other alternative solutions are discovered. The fun of exploring problems such as 'Gaps and Islands' is all the greater when we have a thorough test-harness to try out the alternative solutions.
2013-08-13
2,738 reads
K. Brian Kelly is trying to use SQL Server's built-in encryption and sees there are three different options available for an asymmetric key, corresponding to key length. What's the impact of the key length?
2013-08-12
3,228 reads
A Powershell script that allows you to execute SSIS packages using the traditional Package Deployment Model can be very useful. But what do you do when the execution isn't triggered by the same computer where the target package resides? Marcin Policht offers a solution.
2013-08-09
2,741 reads
Check Constraints play a very important role in SQL Server as it allows data validation rules to be imposed at the SQL Server instance level itself instead of writing rules for each application.
2013-08-08
5,038 reads
By Steve Jones
At the recent Redgate Summit in Chicago, I demo’d (lightly) the ML based Alert...
By Steve Jones
los vidados – n. the half-remembered acquaintances you knew years ago, who you might...
By Brian Kelley
I will be leading an in-person Certified Information Systems Auditor (CISA) exam prep class...
I'm trying to get this string_agg to put all the 'comments' into one result...
Comments posted to this topic are about the item Vectors in SQL Server 2025
Comments posted to this topic are about the item Odd Sequences
What values are returned from this code?
CREATE SEQUENCE NumericSequence
AS NUMERIC(5,1)
START WITH 1.0
INCREMENT BY 0.1;
GO
SELECT NEXT VALUE FOR NumericSequence
GO
SELECT NEXT VALUE FOR NumericSequence
GO See possible answers