When a database starts showing signs of an illness, it's up to the DBA to get to the root of the problem, fast. Kat Hicks takes a look at the most common causes of database troubles, free tools that can help, and the misconceptions that get in the way.
2013-04-22
4,265 reads
Beginning to learn and comprehend SQL Server Analysis Services (SSAS) MDX queries can be difficult after one has spent years writing queries in T-SQL. When trying to write SQL Server MDX queries, it's worth considering "How would I write this query in T-SQL?"
2013-04-19
4,630 reads
Data Protection and Disaster Recovery (DR) are IT tasks that seldom get the same level of attention as development… until disaster strikes. Only if planning is adequate can an organisation be resilient in the face of unexpected problems. There are several steps that are needed to achieve an adequate DR process and the ability to restore business operations after a disaster.
2013-04-18
3,227 reads
With SQL Server 2012 AlwaysOn Availability Groups, you can configure read-only routing and to automatically redirect the read-only workloads to a secondary replica after a failover. Can this be done using Windows PowerShell?
2013-04-17
2,105 reads
When you write T-SQL code what kind of coding style do you use? Do you have a consistent way to comment and format your code? Does your organization provide standards for how you must code your T-SQL? Join Greg Larsen as he discusses some of the coding styles you should consider when writing your T-SQL scripts and stored procedures.
2013-04-16
6,175 reads
Accurate statistics about the data held in tables are used to provide the best execution strategy for SQL queries. but if the statistics don't accurately reflect the current contents of the table you'll get a poorly-performing query. How do you find out if statistics are correct, and what can you do if the automatic update of statistics isn't right for the way a table is used?
2013-04-15
6,631 reads
The performance of 'extract, transform, load' (ETL) processes for large quantities of data can always be improved by objective testing and experiment with alternative techniques. The cause of poor performance can sometimes be surprising.
2013-04-12
4,801 reads
The concept of a sliding window scenario is to manage and keep the same number of partitions on a partitioned table over time. Learn how in this step-by-step from Arshad Ali.
2013-04-11
2,684 reads
We need to exclude SQL Server database files from Antivirus and Third Party Backup Software (to make sure that files are not accessed directly). How can we be sure that all of our SQL Server file extensions are using the standard file extensions for database files?
2013-04-10
2,438 reads
Alex talks through a simple practical example of a database deployment, First creating a empty database and then upgrading it through three steps by writing T-SQL scripts, adjusting configuration files and the change log, before generating a full build script containing all schema objects.
2013-04-09
3,749 reads
By Steve Jones
“Don’t aim to have others like you; aim to have them respect you.” –...
Many years ago, before I joined Oracle, I was working on a major modernisation...
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item Is Fabric a Reliable Service...
hi , a new user wants to be able to add sql agent jobs...
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 3;See possible answers