News From EAP Testing
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.
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.
Join Red Gate for a free seminar on September 27 (the day before SQL Saturday Denver). Steve Jones, SQL Server MVP and editor-in-chief of SQLServerCentral.com, will present best practices for SQL Server database development, in addition to showing Red Gate tools in action.
This article shows how to implement a Slowly Changing Facts Table, how to overcome the problems encountered when using the MERGE statement to process the data and suggest a minimal set of indexes to aid data loading and quering.
It’s hard to avoid privacy-based stories at the moment, with growing concern over government snooping and the limits of power. But where I’m based, in the UK, there’s a new, fully-privatised invasion of privacy. One marketing company has created an outdoor wi-fi basestation that grabs your phone’s MAC address as you pass, with the idea […]
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.
Read the first page of the linked article and then cast your vote in this Friday's poll.
The DBA life is fraught with pain. Those battles that we endure are mostly...
Every PostgreSQL migration eventually hits the same fork in the road. The database is...
By Steve Jones
I’m off on vacation today. Which is a little weird as I just got...
Wa:0821-4447-7715 Daan Mogot No.95, RT.5/RW.3, Wijaya Kusuma, Kec. Grogol petamburan, Kota Jakarta Barat, Daerah...
Hello, I would like to ask whether it is technically possible to redirect a...
Comments posted to this topic are about the item Calculating Geometric Mean in Power...
Can I set Accelerated Database Recovery on tempdb?
See possible answers