SQL Saturday visits Salt Lake City on September 7 for a free day of SQL Server training and networking. SQL Saturday has partnered with with the Utah Hadoop User Group and Utah Geeks Events to create the Big Mountain Data Conference.
Information is free, but data certainly has a cost. Especially as there are real costs to storing and managing large volumes of bits and bytes.
Microsoft Business Intelligence stack provides several tools for analyzing data from different perspectives, in different format and different ways. Power View is a new addition to this arsenal which provides intuitive ad hoc reporting capabilities for business users to provide an interactive data exploration, visualization, and presentation experience. But how does it work and how to get started with it?
When developing your code, should you use views? There are reasons why you might choose to do so, or not do so, however Steve Jones thinks you should consider abstracting your systems.
Jonathan Allen takes a peak at the EAP release of SQL Prompt 6 and some of the cool new things you can do to speed up writing SQL.
When you are looking to help someone improve performance on a system, there isn't a single set of steps you provide. The advice and guidance you provide will vary, depending on the situation.
In this article I will mention a specific issue that I experienced during my last GIS application and database upgrade.
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.
A foreign key points to a primary key that must exist in another table, for example, column X in Table 1 must also be present in Table 2. The key protects this link, and only valid data can be inserted in the foreign key column. An untrusted foreign key may threaten a database’s referential and data integrity.
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
Efficient query performance in Amazon Redshift often comes down to how well you manage...
By gbargsley
Welcome back to PowerShell Strikes Back. We’re three weeks in, and the training is...
Recently, our dev teams approach me for advice on improving their huge heap table...
After upgrading 2 Merge Replicated databases to SQL 2022 and re-establishing the Merge Replication...
Comments posted to this topic are about the item Why Your Index Isn't Being...
What are the distance metric algorithms that can be used in VECTOR_DISTANCE()?
See possible answers