Delta Lakes: ACID Transactions, Time Travel & Delta Tables

Delta Lake for Dummies: ACID Transactions, Time Travel & Delta Tables If there's one concept in this entire series that separates a data engineer who knows Databricks from one who truly gets it — it's Delta Lake . It's the technology that makes your data lake reliable. It's what turns a folder of Parquet files into something that behaves like a proper database. And it's baked into everything you build in Databricks. Let's break it down from scratch. What is Delta Lake and Why It Exists Befor