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We understand the difficulties involved in troubleshooting, building, improving, securing, and operating these platforms,
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Unused indexes warrant an evaluation for several reasons. It can be a red flag that the MySQL Optimizer is not choosing to use the index, meaning that the index is not worth the effort to use. Additionally, unused indexes can take up valuable disk space. In MySQL...
Ransomware attacks have become a major concern for businesses across the globe. These attacks can cause significant harm to the affected organization's reputation, operational capacity, and financial stability. Oracle databases are no exception to ransomware attacks....
In order for XTIVIA to provide DBA managed services to governmental agencies where the FBI's Criminal Justice Information Services Division (CJIS) Security Policy is required, CJIS compliance was necessary. CJIS is a set of standards for accessing criminal justice...
Recently, I had a client that had a rack-mounted server that went into a hard lock on a Saturday morning. Monday morning, when it could be rebooted, MySQL received the dreaded "Last_IO_Error: Got fatal error 1236 from master when reading data from binary log: 'Could...
In this blog, I will go over the benefits of Azure Front Door and how you can utilize it with a Web Application Firewall to allow your applications to scale with solid security. I will follow up with another blog on deploying Azure Front Door using a Web Application...
Patching the operating system is essential to keeping your server secure and performing optimally. Patching is as easy as running an apt-get update and apt-get upgrade. However, this can cause some unintended consequences. For one, MySQL server will also be upgraded...
If you're noticing a significant drop in performance, as well as frequent index fragmentation, you might have an issue with page splits, especially if your fill factor is set to default on all of your indexes. What Are Page Splits? Page splits occur when there is...
With the release of SQL Server 2022 for mainstream, we checked in with our DBAs to see what they are most excited about in the new version. We have all been waiting patiently for this release and are really happy to see it drop for mainstream support. Parameter...
Is SQL 2016 older than SQL 2005? Or is your outdated SQL Server Management Studio (SSMS) lying to you? Sometimes, the most interesting discoveries come from being lazy. Case in point: I was working with a few other DBAs on a client system having issues with...
Rotating MySQL logs is important because logs can take up a lot of disk space if left unmanaged. For example, an untuned database can lead to a lot of slow queries being logged. The error log can become large if it includes notes and warnings. Additionally, binlogs...