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Events Video Library
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The Latest Big Data Topics

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Understanding HyperLogLog for Estimating Cardinality
Learn about the probabilistic algorithm designed to estimate the cardinality of a dataset with both high accuracy and low memory usage.
January 23, 2025
by Bhala Ranganathan DZone Core CORE
· 5,231 Views · 2 Likes
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OPC-UA and MQTT: A Guide to Protocols, Python Implementations
Explore two essential IoT protocols: OPC-UA for secure and structured industrial device communication and MQTT, a lightweight, real-time protocol for telemetry.
January 21, 2025
by Nikhil Makhija
· 5,550 Views · 2 Likes
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Seamless Transition from Elasticsearch to OpenSearch
A step-by-step guide for migrating from Elasticsearch to OpenSearch, ensuring compatibility, performance, and cost-efficiency.
January 20, 2025
by Nilesh Jain
· 6,741 Views · 3 Likes
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Building a Reactive Event-Driven App With Dead Letter Queue
Learn how to build fault-tolerant, reactive event-driven applications using Spring WebFlux, Apache Kafka, and Dead Letter Queue to handle data loss efficiently.
January 20, 2025
by Sulakshana Singh
· 4,745 Views · 4 Likes
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Dark Data: Recovering the Lost Opportunities
Dark data is the vast amounts of unstructured information collected by organizations that often go unused. It includes emails, customer interactions, sensor data, etc.
January 17, 2025
by Vijay Singh Khatri DZone Core CORE
· 3,527 Views
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Efficient Long-Term Trend Analysis in Presto Using Datelists
To make long-term trend analysis easier, we can leverage datelists, where we store each metric value corresponding to a date in an array in a sequential manner.
January 15, 2025
by Ajay Krishnan Prabhakaran
· 4,100 Views
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Kafka vs NATS: A Comparison for Message Processing
Kafka and NATS are both popular tools for message processing. This article provides a comparison between Kafka and NATS.
January 15, 2025
by Josson Paul Kalapparambath
· 7,205 Views · 2 Likes
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Data-First IDP: Driving AI Innovation in Developer Platforms
A Data-First IDP integrates governance, traceability, and quality into workflows, transforming how data is managed, enabling scalable, AI-ready ecosystems.
January 15, 2025
by Paul Gale
· 6,461 Views · 2 Likes
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Custom SCD2 Implementation Using PySpark
Learn to implement Slowly Changing Dimension Type 2 (SCD2) in a data warehouse for tracking historical data, ensuring data integrity, and enabling scalability.
January 13, 2025
by Abhishek Trehan
· 4,333 Views · 1 Like
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Process Mining Key Elements
This article introduces process mining, explaining its key elements and practical applications for discovering and analyzing workflows using event data.
January 13, 2025
by Puneet Malhotra
· 4,615 Views · 5 Likes
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Revolutionizing Catalog Management for Data Lakehouse With Polaris Catalog
Achieve cross-query-engine interoperability and zero-data-copy architecture with Polaris Catalog, enhance data management, and streamline workflows.
January 10, 2025
by Dipankar Saha
· 4,052 Views · 1 Like
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Quantum Machine Learning for Large-Scale Data-Intensive Applications
This article examines how QML can harness the principles of quantum mechanics to achieve significant computational advantages over classical approaches.
January 9, 2025
by Manasi Sharma
· 7,697 Views · 1 Like
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AI Governance: Building Ethical and Transparent Systems for the Future
This article takes a deep dive into AI governance, including insights surrounding its challenges, frameworks, standards, and more.
January 9, 2025
by Sukanya Konatam
· 8,216 Views · 3 Likes
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Top 5 Key Features of Apache Iceberg for Modern Data Lakes
Gain insight into key Iceberg features such as time travel, schema evolution, partition evolution, and ACID transactions with clear SQL examples and diagrams.
January 8, 2025
by Rajanikantarao Vellaturi
· 4,748 Views · 4 Likes
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Understanding WebRTC Security Architecture and IoT
Learn more about how WebRTC's triple-layer security architecture protects IoT communications and creates the building blocks of secure device interactions.
January 8, 2025
by Carsten Rhod Gregersen
· 6,851 Views · 1 Like
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Data Governance Challenges in the Age of Generative AI
Navigate privacy, security, and compliance challenges for innovation. Effective data governance is now more critical due to recent generative AI developments.
January 7, 2025
by nishchai jayanna manjula
· 6,827 Views · 3 Likes
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The Evolution of Adaptive Frameworks
Adaptive frameworks revolutionize collaboration by providing real-time, personalized updates that address traditional tool limitations.
January 6, 2025
by Manasi Sharma
· 3,707 Views · 2 Likes
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Efficiently Processing Billions of Rows Daily With Presto
In this article, we will delve into strategies for efficiently storing and processing large datasets using Presto.
January 6, 2025
by Ajay Krishnan Prabhakaran
· 5,265 Views · 3 Likes
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Setting Up Local Kafka Container for Spring Boot Application
Set up Kafka container for Spring Boot application, which covers container configuration, Docker Desktop, and Spring Boot integration.
January 6, 2025
by Amol Gote DZone Core CORE
· 6,301 Views · 4 Likes
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Event-Driven AI: Building a Research Assistant With Kafka and Flink
Learn about the development of an AI-powered research assistant created to help prepare for podcast interviews.
January 6, 2025
by Sean Falconer
· 3,340 Views · 3 Likes
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