Skunk Works
The idea of a skunk works is to build a project that works under the radar, by a small and loosely organized group of people. Used to fuel innovation, this is an idea that you might apply to SQL Server BI projects.
Multi-subnet Failover Clusters
Multi-subnet Failover Clusters
I want to take a closer look at one of the new features in SQL Server Denali. While...
SQL Server Unit Testing with tSQLt
When one considers the amount of time and effort that Unit Testing consumes for the Database Developer, is surprising how few good SQL Server Test frameworks are around. tSQLt , which is open source and free to use, is one of the frameworks that provide a simple way to populate a table with test data as part of the unit test, and check the results with what should be expected. Sebastian Meine and Dennis Lloyd, who created tSQLt, explain
Why Every DBA Needs a Buddy
If you truly desire to be an effective SQL Server Database Administrator then you absolutely must have a buddy.
SQL Server...
Data Scientists
Would you want to be a data scientist? Are you one now? Steve Jones talks about this skill that we might appreciate in our daily work.
Making a more reliable and flexible sp_MSforeachdb
While the system procedure sp_MSforeachdb is neither documented nor officially supported, most SQL Server professionals have used it at one time or another. This is typically for ad hoc maintenance tasks, but many people (myself included) have used this type of looping activity in permanent routines. Sadly, I have discovered instances where, under heavy load and/or with a large number of databases, the procedure can actually skip multiple catalogs with no error or warning message. Since this situation is not easily reproducible, and since Microsoft typically has no interest in fixing unsupported objects, this may be happening in your environment right now
SQL University: Spring 2011
The new SQL University Logo
Welcome back students! We’re very excited to start up a new semester and SQLU is back and...
ETL Security Holes
The growth of ETL processes and secondary systems for reporting, decision support and other analysis creates an issue. Steve Jones points out that we ought to be remembering that security needs to be applied to data, not just systems.
The Spring Semester
SQL University is kicking off their spring semester, and Steve Jones is looking to motivate you to participate.
31 Days of SSIS – Create XML Document (13/31)
31 Days of SSIS
Day thirteen and we are trucking along with the 31 Days of SSIS blog series. The last...
Blogs
T-SQL Tuesday #198 Roundup: How Do You Detect Data Changes?
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
Optimizing Redshift Performance by Configuring WLM Queues
Efficient query performance in Amazon Redshift often comes down to how well you manage...
PowerShell Strikes Back: Return of the Loop
By gbargsley
Welcome back to PowerShell Strikes Back. We’re three weeks in, and the training is...
Forums
Dealing with huge heap tables
Recently, our dev teams approach me for advice on improving their huge heap table...
Merge Replication failing with Error converting data type nvarchar to numeric
After upgrading 2 Merge Replicated databases to SQL 2022 and re-establishing the Merge Replication...
Why Your Index Isn't Being Used? - Reading Execution Plans to Find the Real Culprit
Comments posted to this topic are about the item Why Your Index Isn't Being...
Question of the Day
Distance Metric Algorithms
What are the distance metric algorithms that can be used in VECTOR_DISTANCE()?
See possible answers