What is NUMA: Why Does SQL Server Care?
Multi-GHz processors need maximum memory bandwidth to reach their full potential.SQL Server needs maximum memory bandwidth to reach its full potential. They need to access memory as fast and with as...
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View ArticleMySQL 5.6 Broken Replication Error 1236
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...
View ArticleProtecting Criminal Justice Information
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...
View ArticleUnused Indexes: Should They Stay or Should They Go
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....
View ArticleDeploying Azure Front Door With a Web Application Firewall Using Custom Rules
My previous blog described Azure Front Door and how it can benefit your business. In this blog, I will be deploying an example of Azure Front Door with a Web Application Firewall and how you can set up...
View ArticleWhy You Should Attend IDUG: 2023 North America Db2 Tech Conference
IDUG is a hugely popular Db2 conference that Db2 enthusiasts look forward to attending every year. They have several of these around the world. This year, we have IDUG events in NA, EMEA, Australasia...
View ArticleBoost Your Database Performance with XTIVIA Virtual-DBA Team: Top 15 Reasons Why
Are you struggling to manage your company’s databases? Do you want to ensure that your systems are optimized for maximum efficiency and profitability? If so, the XTIVIA Virtual-DBA team may be the...
View ArticleWhy You Need a DBA: Exploring the Benefits of Managed Database Services
In today’s data-driven world, businesses rely heavily on their database systems to store, manage, and retrieve data efficiently. However, maintaining these complex systems can be a challenging task,...
View ArticleGetting MySQL User Info: Limitations and Possibilities
A client recently asked me if I could get the hostname or IP address of every server a MySQL user was using to connect for the past 30 days. I never thought of retrieving login information...
View ArticleWhat Is Zero Trust Security? And Why Do You Need It For Your Database...
What Is Zero Trust Security? Zero Trust security is a high-standard security model designed to address today’s cyber concerns. This model focuses on verifying the identity of users and devices before...
View ArticleDatabase Security Best Practices for Technical DBA
As a database administrator (DBA), maintaining the security of your organization’s data is one of your most important responsibilities. Unfortunately, data breaches and other security incidents are too...
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