Poorly secured SQL Server VMs in Microsoft Azure are being attacked. And they are being used as a beachhead for additional exploits. According to a recent Microsoft warning, these attacks allow the bad actors to gain access to cloud resources without having to compromise the underlying infrastructure. How the attack works In the warning, Microsoft…
Read more
We know better than to click a link from the son of an unfairly deposed Nigerian Prince who needs our help. Yet, according to Deloitte’s 2023 Global Risk Management Survey, 91% of all cyberattacks begin with a phishing email. And many of them are successful. No business or industry is off limits. So, it’s important…
Read more
SQL Server is being targeted again. This attack is called DB#JAMMER. And it’s targeting poorly secured SQL Servers. What’s happening? Attackers begin by brute-forcing access into poorly secured SQL Servers. Once they have gained access, the attackers use xp_cmdshell to deploy tools. They manipulate the firewall, if needed, and transfer files to and from the…
Read more
Deadlocks in SQL Server are more than just a nuisance, they can be problematic, and even lead to data loss and inconsistencies.
Many businesses depend on data systems. Data systems help doctors schedule appointments with patients. They allow construction companies to manage projects and calculate costs. The list goes on and on. And if a key data system isn’t available, it hurts. It’s disruptive. And users, customers, patients, and leadership get unhappy. That’s why it’s important to…
Read more
No one likes to think about how to detect database corruption. But, Imagine this: you’re arriving at your job expecting an ordinary day. You begin receiving calls that the main application is returning a weird error when submitting or updating data; A severe error occurred on the current command. The results, if any, should be…
Read more
“Why is my SQL Server slow?” Have you ever asked that question? Have your users? Unfortunately, that’s a commonly asked question. Fortunately, though, something can usually be done about it. Here are fourteen reasons a SQL Server instance could be underperforming. I’ve divided them into four broad categories. Slowness due to resource constraints Often the…
Read more
SQL Server is good. You install it, give it some databases to manage, and let it do it’s thing. When queries come in, it figures out how to resolve them. If it needs some statistics, it creates them. If the database is running out of space, it’ll grow the data file for you. Automatically. And…
Read more
Coach John Wooden is a legend. He led his beloved UCLA Bruins to ten NCAA National Championships in twelve years. That is an unparalleled accomplishment in any sport, in any endeavor really. So, I began wondering: what if Coach Wooden led a team of DBAs? What would he do? How Coach Wooden’s approach applies to…
Read more
“If three people are responsible for feeding the dog, the dog is going to starve. You must have clear areas of responsibility.” In his book Risk, retired United States Army General Stanley McChrystal shared this quote. It’s from a mentor he had as a young officer. And It helped shape his career. As a family…
Read more
Recent Comments