Microsoft SQL Server’s database corruption can lead to severe operational complications, making crucial data inaccessible and potentially jeopardizing business continuity. Comprehending this problem requires a firm grasp of corruption indicators, its root causes, and effective strategies for prevention and repair. The frequency with which you should run the DBCC CHECKDB command on your SQL Server database depends on several factors, …

SQL Server Corruption: How Often Should I Run CheckDB Read more »

Database corruption in Microsoft SQL Server can present serious challenges, causing data loss, disruption of services, and potential impact on business operations. Understanding the causes, symptoms, and potential solutions for such corruption is essential for any database administrator looking to maintain the integrity and reliability of their SQL Server environment.. It is impossible to completely prevent corruption from happening. There …

SQL Server Corruption: Can I Prevent Corruption Read more »

Database corruption in Microsoft SQL Server can present serious challenges, causing data loss, disruption of services, and potential impact on business operations. Understanding the causes, symptoms, and potential solutions for such corruption is essential for any database administrator looking to maintain the integrity and reliability of their SQL Server environment.. NOLOCK is a query hint in SQL Server that allows …

SQL Server Corruption: NOLOCK and Corruption Read more »

There are several common causes of database corruption in SQL Server, including: * Hardware failures: Hard drives, memory chips, or other hardware components can fail, causing data to be lost or damaged. * System crashes: Power failures, blue screens, or other system crashes can cause corruption in a SQL Server database. * Software bugs: Software bugs can cause corruption in …

SQL Server Corruption: What Causes Corruption Read more »

Transcribed from a presentation on Database Corruption by Steve Stedman and Derrick Bovenkamp. Derrick : How do we find corruption? Oh, man, I wish it was as easy as taking out the magnifying glass there. Steve : Yeah, if we had this magic magnifying glass that would let us look at the data bytes like that, that’d be cool. But …

SQL Server Corruption: More about Detecting Corruption Read more »

Determining when corruption was introduced into a SQL Server database can be challenging, as corruption can occur without generating any obvious symptoms. However, there are some steps you can take to help determine when corruption was introduced: * Check when the last good CheckDB was run. This won’t tell you when the corruption started, but it will tell you the …

SQL Server Corruption: When Did It Happen Read more »

Hello, I’m Steve Stedman, and I want to talk about my SQL Server course on preparing for corruption. This course is designed to help SQL Server professionals be better prepared for the event of database corruption before it’s too late. As a database professional, you’re probably aware of how dangerous and costly database corruption can be. Corruption can lead to …

SQL School: Database Corruption Course Read more »

These stories come from a recording of a presentation by Steve Stedman and Derrick Bovenkamp. Steve: Now imagine with this picture, your fiber optic cable running through the middle of a fire and you’re doing a backup, or trying to load a database or something across the network, you’re probably not going to expect your connection to last very long. …

SQL Server Corruption: Stories About Causes of Corruption Read more »

Transcribed from a presentation on Database Corruption by Steve Stedman and Derrick Bovenkamp. Steve : Now, one of the things that when we talk about drive failures and that there is a big difference between corruption and complete drive failure. And here’s an example. It was another medical group. We do a lot of work with medical groups. They called …

SQL Server Corruption: Corruption vs Drive Failure Read more »

Will a corrupt SQL Server database ever just get better? No, a corrupt SQL Server database will not just “get better.” Once a database is corrupt, it requires intervention to repair the damage and restore it to a usable state. The extent of the corruption and the methods used to repair it will determine whether all data can be recovered, …

SQL Server Corruption: Will It Get Better Read more »