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DZone.com Feed Recent posts on DZone.com Database Normalization, ACID Properties, and SCDs: A Comprehensive Guide Jul 10th 2026, 15:00 by arvind toorpu Database Normalization: Balancing Structure and Performance Normalization is a systematic approach to organizing database structures to minimize redundancy and improve data integrity. While theoretical normalization extends to six normal forms, most real-world database implementations target the third normal form (3NF) as the optimal balance between structural integrity and performance. Benefits and Drawbacks of Normalization Advantages Disadvantages Minimizes data redundancy May require complex joins Prevents update anomalies Can impact query performance Enhances data consistency May increase development complexity Reduces storage requirements Requires more tables to represent relationships Simplifies data maintenance May require more complex indexing strategies ‍ Exploring A Few Java 25 Language Enhancements Jul 10th 2026, 14:00 by Horatiu Dan Although Java 26 was released in mid-March this year, Java 25 is the latest LTS version available, and thus I chose to focus my attention on it in the first place. Irrespective of whether certain Java 25 language improvements are still available as preview features or not, this article briefly outlines a few. The main purpose is to first make the developers aware that Java is continuously refined and evolved by its API contributors and secondly, to raise the curiosity and interest of exploring these enhancements in detail. ‍ Replacing Direct Storage URLs With a Media Proxy at Scale Jul 10th 2026, 13:00 by Deepak Gupta The first enterprise client to use our automated reporting feature filed an escalation. Every image in their weekly email was a broken red X, every single one. No thumbnails rendered, so the report was effectively unusable. There was no bug. The code did exactly what I'd designed it to do months earlier, which was the problem. I had stored raw third-party storage URLs in our database and passed them straight to the frontend. Image tags, video tags, email templates — all of them pointed at someone else's domain. It worked in browsers. Then it hit a corporate email client with a strict image-domain allowlist. Our third-party hosts looked like tracking domains, so the client blocked every image. ‍ Top 10 Best Places to Prepare for Your Next Data Engineer Interview Jul 10th 2026, 12:00 by Rahul Han Landing a data engineering role means clearing a gauntlet that no other software discipline has to face all at once: airtight SQL, production-grade Python, data modeling instincts, distributed-compute fluency (Spark, warehouses, ETL), and system design that has to survive real data volume. Generic coding prep barely scratches the surface, and "just grind LeetCode" advice falls apart the moment an interviewer asks you to model a slowly changing dimension or reason about a skewed join. So we did the work. We evaluated the resources data engineers actually use, judged on five things that matter: relevance to the DE interview loop, depth of practice, realism of the questions, feedback quality, and price. Below is the ranked list. ‍ ‍ You are receiving this email because you subscribed to this feed at blogtrottr.com. By using Blogtrottr, you agree to our terms. If you no longer wish to receive these emails, you can unsubscribe from this feed, edit this subscription, or manage all your subscriptions.