Tag: The Sero Group

don't let a crisis close your sql server

Why performing database restores before a crisis strikes is a good idea

We’re often asked to provide support during a crisis. Maybe a critical database is corrupt and no longer accessible. Or worse, an entire SQL Server instance is lost. Fortunately, many companies have a documented backup process. What’s far less common, however, is a well-documented process for restoring and recovering the critical databases. That part is…
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sql server constaints

The Goal: Removing SQL Server Constraints

“It takes forever to login to the clinical application. I have patients waiting. And I have to sit there waiting for the application to let me in. It’s not good.” Or, “I click the report and wait, and wait, and wait. Finally, I give up and hit Refresh. Nothing happens. Can’t you fix it?” Sound…
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virtual machine snapshots sql server backups

Webinar: Virtual Machine Backups – RTO and RPO Considerations for you SQL Server

Some companies take virtual machine snapshots of their web servers, their file servers, and their Citrix servers. They regularly snapshot before software patching, before server upgrades, and before other configuration changes. Snapshotting a good way to ensure they can recover the VM if something goes wrong. So, that begs the question: should you use VM…
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sql server known issues

Any Known Issues with SQL Server 2019 CU19?

Cumulative Updates, CUs, are the way bug fixes and other improvements are released for SQL Server. These updates can make your SQL Servers more secure, they can fix performance issues, and they can make your system more reliable. But, as with any new code, they can sometimes introduce new issues. It’s not often that this…
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SQL Server looking up and out.

Looking “Up and Out” and “Down and In”

Halfway through my morning walk, I look up and see this amazing view. No filter needed. It was naturally stunning. I just stood there a moment soaking in the majesty of the view. The wisp of the clouds, the vibrancy of the colors, the reflection of the water. It was beautiful. And I almost missed…
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What’s Causing SQL Server Performance Issues?

“I bought some instant water one time but I didn’t know what to add to it.” – Steven Wright, comedian. I’ve always like Steven Wright‘s dry sense of humor and comedic timing. He’s got a lot of other great quotes similar to this one. Ok. But how does this relate to SQL Server? What’s really…
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SQL Server performance tuning OODA loop

SQL Server Performance Tuning and the OODA Loop

Users are complaining. One of your SQL Servers is not just slow, but slooooooooooooooooowwwwwww. A 6-syllable slow. We’ve all been there. We’ve all had SQL Servers that are underperforming. But where do you start with performance tuning? Let’s look to a proven approach for decision-making and troubleshooting as our guide – the OODA Loop. The…
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SQL Server Health Check and Monitoring

Do I Still Need a SQL Server Health Check?

“My SQL Server hasn’t had any problems. It just works. Do I still need a SQL Server Health Check?” The TL;DR answer is yes, it’s good to check on your SQL Server regularly. SQL Server just works, but… The SQL Server development team has done a great job. They’ve created a database platform that is…
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sql server performance tuning

How Do Implicit Type Conversions Affect SQL Queries?

Let’s have a look at implicit type conversions and how they can affect SQL Server’s performance. What are type conversions? Let’s start with the basics. What are data type conversions? (If you’re well-versed in this, feel free to skip ahead a bit.) SQL Server works with different types of data. It works with numbers, character…
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try sql server 2022 new features

Use a Docker Container to Explore SQL Server 2022’s New Features

There’s a lot of hype surrounding the next version of SQL Server. And for good reason. SQL Server 2022 is packed with some long awaited niceties, improvements, and enhancements. Here are a few of the SQL Server 2022’s new features we are excited about. Contained Availability Groups Enhancements to Availability Groups and Distributed Availability Groups…
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