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DZone Big Data Zone

Recent posts in Big Data on DZone.com

Data Modeling: From ERwin to the Cloud

Data modeling has transformed beyond recognition. We have moved from a simple entity-relationship diagram to sophisticated cloud architectures, and...
Posted on 24 December 2025 | 5:00 pm

JavaScript Data Grid Comparison: 8 Popular Options Reviewed

Why does choosing the right JavaScript Data Grid still matter in 2026? Data grids remain a cornerstone of web applications: dashboards, admin panel...
Posted on 24 December 2025 | 4:00 pm

Implementing Automated Validation and Anomaly Detection

Ensuring data quality has become much harder because contemporary systems generate data at high volume, high velocity, and high variety. Ensuring d...
Posted on 23 December 2025 | 8:00 pm

Bridging the Gap Between Data Lakes and Warehouses

In the current analytics landscape, companies rely heavily on data lakes and data warehouses as their primary sources for data storage and analysis...
Posted on 23 December 2025 | 4:00 pm

Event-Driven Architecture's Dark Secret: Why 80% of Event Streams Are Wasted Resources

Event-driven architecture has become the darling of modern software engineering. Walk into any tech conference, and you'll hear evangelists preachi...
Posted on 16 December 2025 | 7:00 pm

Building Cost-Efficient ETL with Apache Spark Structured Streaming

Businesses want fraud detection within seconds, personalized recommendations while customers are still browsing, and instant updates for IoT dashbo...
Posted on 16 December 2025 | 1:00 pm

AI Data Storage: Challenges, Capabilities, and Comparative Analysis

The explosion in the popularity of ChatGPT has once again ignited a surge of excitement in the AI world. Over the past five years, AI has advanced ...
Posted on 15 December 2025 | 8:00 pm

Streaming vs In-Memory DataWeave: Designing for 1M+ Records Without Crashing

The Real Problem With Scaling DataWeave MuleSoft is built to handle enterprise integrations — but most developers test with small payloads. Everyth...
Posted on 15 December 2025 | 7:00 pm

Escaping the "Excel Trap": Building an AI-Assisted ETL Pipeline Without a Data Team

Business data often lives in hundreds of disconnected Excel files, making it invisible to decision-makers. Here is a pattern for Citizen Data Engin...
Posted on 15 December 2025 | 6:00 pm

Reproducibility as a Competitive Edge: Why Minimal Config Beats Complex Install Scripts

The Reproducibility Problem Software teams consistently underestimate reproducibility until builds fail inconsistently, environments drift, and ins...
Posted on 9 December 2025 | 6:00 pm

How to Prevent Quality Failures in Enterprise Big Data Systems

Problem Modern enterprises run on data pipelines, and the quality of these pipelines directly determines the quality of business decisions. Many or...
Posted on 9 December 2025 | 12:00 pm

Is TOON the Next Lightweight Hero in Event Stream Processing With Apache Kafka?

The data serialization format is a key factor when dealing with stream processing, as it decides how efficiently the data is forwarded on the wire ...
Posted on 28 November 2025 | 5:00 pm

AWS Airflow vs Step Functions: The Data Engineering Orchestration Dilemma

There's a moment in every data engineering project when you realize your growing collection of batch jobs, data transformations, and scheduled task...
Posted on 27 November 2025 | 4:00 pm

Optimizing Trino Performance With Materialized Views in a Data Lake

In this article, I share how we improved the performance of our Trino-based data lake by using materialized views. Our service evolved from a dual-...
Posted on 27 November 2025 | 3:00 pm

Revamping Real-Time Data Ingestion for Scalable Media Intelligence

In the era of 24/7 media and constant digital noise, the ability to process and act on real-time information is crucial. For any system designed to...
Posted on 25 November 2025 | 6:00 pm

Advanced Usage of Decodable in Swift: Handling Dynamic Keys

When your backend sends responses that don't follow a consistent structure, Swift's Decodable system can begin to reveal its limitations. It expect...
Posted on 20 November 2025 | 7:00 pm

Iceberg Compaction and Fine-Grained Access Control: Performance Challenges and Solutions

Modern data lakes increasingly rely on Apache Iceberg for managing large analytical datasets, while organizations simultaneously demand fine-graine...
Posted on 19 November 2025 | 8:00 pm

Meta Data: How Data about Your Data is Optimal for AI

Introduction All AI models are built on data collected from a wide range of sources, including vast internet repositories. The real challenge is n...
Posted on 19 November 2025 | 12:00 pm

Databricks vs Snowflake: Complete Architecture Mapping for Enterprise AI and Big Data

As data ecosystems continue to evolve in the multi-cloud environment, organizations are increasingly blending platforms to optimize for specific wo...
Posted on 13 November 2025 | 8:00 pm

Event-Driven Architecture Patterns: Real-World Lessons From IoT Development

Why This Matters for Back-End Developers I spent six years working with microservices before I truly understood event-driven architecture. Building...
Posted on 10 November 2025 | 6:00 pm