September 2011 Entries

Sharding Library for SQL Azure Data Federation

The ability to write scale out applications for SQL Azure will soon become much easier, thanks to the upcoming SQL Azure Data Federation capabilities. In an earlier post, I outlined specific steps developers can take to prepare for this key enhancement. Some of the key capabilities of SQL Azure Data Federation is to distribute large data sets across multiple databases, hence providing a mechanism to avoid the current database size limitations of SQL Azure. While it may be tempting to look at this ......

Spotlight (R) on Azure: Cool Tool

While testing the performance characteristics of the SQL Azure backup tool I am building (called Enzo Backup for SQL Azure), I decided to try Spotlight (R) on Azure in order to obtain specific performance metrics from a virtual machine (VM) running on Microsoft's data center. Indeed, my backup solution comes with a cloud agent (running as a worker role in Azure) that performs backup and restore operations entirely in the cloud. Due to the nature of this application, I needed to have an understanding ......

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