Error: ‘misaligned log IOs which required falling back to synchronous IO’ And Slow AG Synchronisation

I recently hit this rather interesting issue when migrating a bunch of SQL Servers onto a nice, shiny new SAN. The plan was simple enough, take the secondary servers...

Find Things Pointing at Production

Step AWAY from the Production servers! Read on...

Importance of Testing

I’ve always said if you’re running a script for the first time in a production environment, you’re doing it wrong. Testing is fundamental to technology, yet it is one...

Is That Database in Use?

This article demonstrates how to use Extended Events to determine if a database is being used by someone or something.
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Last Week Reading (2019-07-21)

Another week passed. Look what did I find during that time. Press British Airways faces record £183m fine for data breach The penalty imposed on BA is the first...

Moving Databases into Azure SQL Elastic Pools

Quite a simple requirement (when I needed it a few months ago). Study my Azure SQL database environment below. As you can see I have a standard elastic pool...

The Data platform has evolved – so too must the DBA.

This blog post is around the changing landscape of both SQL Server and the people who are our trusted guardians of it – DBAs. If you have been involved...

Top Modern Data Warehouse questions

Below are the top 15 questions I am seeing from customers looking to build a modern data warehouse in the cloud, and the blogs that I have wrote that...

Azure Cosmos DB: real-time data movement using Change Feed and Azure Functions

In this article, we will focus on creating a data pipeline to ETL (Extract, Transform and Load) Cosmos DB container changes to a SQL Server database. Note that this...