➔ ingestr v1.0.40 - Braze Source and KPI Window Fix
ingestr v1.0.40 was published on June 23, 2026, with a small but practical set of changes for teams moving product and marketing data. The main user visible item is a new Braze source, backed by catalog wiring so server based connector discovery can expose it. The same release also fixes a KPI window bug that could drop the start day from a metric range.
➔ Data Engineering Fundamentals: Databases, Spark, Data Lakes, and AWS Basics
Previous: Certification Essentials
Book: AWS Certified Data Engineer Associate Study Guide Authors: Sakti Mishra, Dylan Qu, Anusha Challa Publisher: O’Reilly Media ISBN: 978-1-098-17007-3
Chapter 2 is called “Prerequisite Knowledge for Aspiring Data Engineers.” It covers the foundation you need before touching any AWS service. Databases, big data concepts, processing frameworks, data lakes, warehouses, ETL patterns, CI/CD, and AWS basics.
If you already work in tech, a lot of this will feel like a refresher. It’s nice to have it all in one place though. Some of these topics honestly deserve more attention than people give them during cert prep.