Introduction Sometimes we face the scenario in an enterprise environment that the database in SQL Server Always On Availability Group (AOAG) has high concurrency read and write access from application servers. If we keep using the one network interface card for both network traffic of database connections from application servers and database mirroring between AOAG […]
This Friday Steve Jones wonders about the upper limits for what you may learn in a year.
Helping people solve T-SQL problems is one of my favorite hobbies. Someone messaged me the other day with a complex query that was almost complete except for one issue. He needed to perform a LEFT OUTER JOIN but had to filter based on a value from the right table. However, when he added the filter, SQL removed rows from the left table. The task was to decide where to place the SQL predicate: in the ON or WHERE clause.
Steve has a few thoughts on the lack of data sovereignty in the cloud, with an outlook that isn't very positive.
Learn about delayed durability in SQL Server and how it might help you with a heavily loaded server.
In Part 2, we shift focus from theory to practice. We will explore how organizations can harmoniously integrate both practi: the agility of DevOps and the resilience of SRE. During integration, it requires deliberate changes to culture, tooling, metrics, and collaboration patterns.
Here's a teaser about Azure SQL Managed Instance, which isn't quite PaaS or IaaS, but isn't as locked down as you might think. This is the introduction to a three part series to follow.
This level takes a deeper look at how log fragmentation can affect the performance of operations that need to read the log, such as log backups, or the crash recovery process.
We are deploying a new application that uses PostgreSQL database. My manager has asked me to design high availability into the implementation. As a SQL Server database administrator, I’ve been managing PostgreSQL databases for a while. However, I’m not sure which high availability options to implement. What are the different high availability options for PostgreSQL?
By HeyMo0sh
As a DevOps practitioner, I’ve always focused on performance, scalability, and automation. But as...
By Brian Kelley
On Patch Tuesday, in addition to OS and Office security patches, Microsoft also released...
When mirroring was first released for Azure SQL Database, it used Change Data Capture...
We have two "identical" instances of an ASP.NET web service (or so I have...
Comments posted to this topic are about the item OPENQUERY Flexibility
Comments posted to this topic are about the item A Full Shutdown
Which of these are valid OPENQUERY() uses?
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