Concatenation of Different SQL Server Data Types
TSQL provides 2 ways to concatenate data, the + sign and the new CONCAT() function. This tip will cover the differences in the two, so you can achieve the expected behavior in your code.
Changing SQLServerCentral - Newsletter Layout
Our series discussing the current and potential changes to SQLServerCentral.
Data Mining Introduction Part 6: Time series algorithm
This article is part of the Data Mining introduction series. This article is about time series.
Data Mining Introduction Part 6: Time series algorithm
This article is part of the Data Mining introduction series. This article is about time series.
Separation of Duty
We want to ensure that the data we gather accurately reflects the state of some system or event. The analysis should decide how we interpret the data gathered. Neither should influence the other.
An Introduction to Windows Azure BLOB Storage
Azure BLOB storage is persistent Cloud data storage that serves a variety of purposes. Mike Wood shows the basics of how to use it, from start through to snapshots and metadata; both from .NET, and by using the free tool, Cerebrata Azure Explorer.
SQL Saturday #240 Curacao
QL Saturday is coming to Curacao, Netherlands Antilles for a free day of SQL Server training and Networking on August 17. There will also be a pre-conference session on Practical Self-Service BI with PowerPivot for Excel.
Changing SQLServerCentral - Initial Thoughts
We have been considering lots of changes at SQLServerCentral, but we would like to get comments and feedback from the community as we move forward. This is the start of an series looking at potential and current changes.
DEF CON SQL
An impromptu hacking session, in response to an inexplicably-changed password, reminds Rodney Landrum of some valuable lessons for every DBA.
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