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 much throughput as possible. A bottleneck develops when processors...
A properly designed virtualized SQL Server instance running in a VM with Windows Server (or Linux), using vSphere is crucial to the successful implementation of enterprise applications. One main difference between designing for performance of critical databases and...
You can also check out the Recorded Webinar. You may see events in your error logs reporting transient connection failures between cluster nodes or AlwayOn. You may observe high Asynch_Network_IO in [sys].[dm_os_wait_stats]. And you may have even brought it to the...
When I was learning about Microsoft SQL Server issues a DBA needs to understand, I was reading about deadlocks. At first, I was confused because it sounded like the definition of blocking, which I was already more familiar with. I re-read it a couple of times and...
Deadlocking is a common issue in SQL Server that can have a direct negative impact on your users. What is deadlocking and how can it be resolved? All relational database management systems provide some kind of locking by design. There are times you want a table to be...
The most satisfying meal is the one you make yourself, and database backup jobs are no different. Many DBAs use maintenance plans as a "one-stop-shop" for maintaining their SQL Server databases. After all, they do backups, integrity checks, index maintenance... What...
This checklist outlines the steps I took to migrate SQL Server Always On 2017 Enterprise to 2019 Enterprise edition. Having mixed versions of AG's is a temporary solution meant for upgrading or migration purposes only and is not intended for long term use. Preparing...
July 13th, 2021 is quickly approaching. This is the date Microsoft has announced as the end of Mainstream Support for SQL Server 2016. What does this mean for the large number of Servers and applications using SQL Server 2016? You feel like you just completed your...
People choose to get certified for a variety of reasons. Many IT Professionals get certified to update their skills and give their resume the automatic boost that comes with certification. Other technology users may choose to get certified to become more well-rounded...
The SQL Server Migration Assistant (SSMA) is a tool for transitioning from other platforms like Db2 to Microsoft SQL Server. A reference guide for the SSMA can be found in Microsoft's SQL Docs. This article addresses the issue of failed migrations without warnings or...