T-SQL Tuesday Retrospective #004: I/O

Mike Walsh invited us on March 1st 2010 to write about I/O. This abbreviation stands for Input / Output, and is often used as shorthand for persisted storage. Given the breadth of the topic I decided to write about RAID levels, but I must state outright that RAID is not a backup. A Redundant Array
-> Continue reading T-SQL Tuesday Retrospective #004: I/O

The perils of RAID

Recently, I was asked to assist an organization with getting their data back for a SQL Server that had experienced physical hard drive failure. I asked a lot of questions about the configuration of the data layer, and it came to light that it was a fairly regular setup. SQL Server is virtualised on VMWare,
-> Continue reading The perils of RAID