22-25 April 2026

Optimizing Your Delta Lake: Beyond the Defaults

Proposed session for SQLBits 2026

TL; DR

Delta Tables provide amazing out of the box features such as ACID Compliance and Time Travel to your datalake but there's a world of optimization beyond the default settings. This session is designed to take your Delta Lake to the next level. We'll start with a brief introduction to Delta Tables and dive into advanced optimization techniques.

Session Details

Delta Tables provide amazing out of the box features such as ACID Compliance and Time Travel to your datalake but there's a world of optimization beyond the default settings.

This session is designed to take your Delta Lake to the next level. We'll start with a brief introduction to Delta Tables and quickly dive into advanced optimization techniques.

Learn how to reduce storage costs, supercharge query performance, and govern your Delta Lake with precision.

We'll explore topics such as Delta Transaction Log retention, deletion vectors, liquid clustering, change data capture, and generated columns. Ever wondered, "What the heck is a bloom filter?" We've got you covered.

Join me to unlock the full potential of your Delta Lake and make informed decisions that go beyond just leaving things at their defaults.

3 things you'll get out of this session

Better Understand the Delta Table Format Advanced Configuration for Delta Tables How to make appropriate design choices for delta lakes

Speakers

Scott Bell

myyearindata.com