David Postlethwaite

David Postlethwaite has been a SQL Server and Oracle DBA since 2008. He now lives and works in Copenhagen supporting databases, Azure, NetApp, security, auditing, mentoring and whatever else his company asks him to work on. In a previous life he was a .NET developer and way back in history a Windows and Netware administrator.

Sessions for 2026

A Step-by-Step Guide to Building a Data-Driven Culture

Learn how to build a data-driven culture using practical strategies, strong leadership, and Power BI. Discover the blueprint for overcoming resistance, empowering teams, and transforming how your organisation uses data.

What you can do to protect your SQL Server and why it matters

How secure is your SQL Server? In this 20-minute session, David and Gethyn explore the CIS Benchmarks for SQL Server, discussing industry-agreed security best practices and helping you assess how well your own environment is protected.

Previous Sessions

What you can do to protect your SQL Server and why it matters

The CIS Benchmarks, from the Centre of Internet Security (CIS), are a set of globally recognized and consensus-driven best practices to help us implement and manage our cybersecurity defences. In this 20-minute session, listen to David and Gethyn discussing these best practices, see if you agree with them, and see how many you have implemented.

Top Five Disasters we've dealt with in our time as DBAs

Come and hear our top five disasters and how we managed them (or not)

I'm a SQL DBA. What do I do with this Oracle database?

This talk sets out to explain some of the terminology, the differences and the similarities between Oracle and SQL Server and hopefully make Oracle not look quite so intimidating.

Dynamic Data Masking in 20 Minutes

In this 20 minute session we will have an overview and demos of Dynamic Data Masking which allows us to obfuscate data in real time