bigdata - CybAI news

17 Nov

Introduction to Big Data Analysis

stp2y0 CommentsNewsaws, bigdata, coding, community, development, engineering, hadoop, inclusive, software

Data refers to raw, unprocessed facts, statistics, or information collected for reference, analysis, and processing. They are of different formats: Structured Data: Organized in a defined format, such as rows and columns in a database Unstructured Data: No predefined structure, such as text, emails, images, videos, and social media posts. (Note: If 20 percent of the data available to enterprises is structured data, the other 80 percent is unstructured.) Semi-Structured Data: A hybrid of structured and unstructured data, like JSON or XML documents that have tags or markers to organize the data but don’t fit into a traditional database schema.…

Cassandra vs. MongoDB: Choosing the Right NoSQL Database

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With data progressing at an unprecedented pace, it becomes extremely important when choosing a NoSQL database for optimum usage. By specifically looking at Cassandra and MongoDB, it will be seen that both are excellent choices, each for different reasons. A comparison of the two frameworks will help you avoid significant aspects and make a proper choice that will meet your goal – be it scalability, flexibility, or performance – with the requirements of your project. It will assist you in working out your choices and deciding on the right database that suits your needs. When should you choose MongoDB over…

Tracking Data Over Time: Slowly Changing Dimensions (SCD)

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Slowly Changing Dimensions (SCD) in Data Warehousing In the world of data warehousing and business intelligence, Slowly Changing Dimensions (SCD) play a pivotal role in managing how data evolves over time. When businesses track information about customers, products, employees, and more, it’s critical to manage how this data changes. This is where SCDs come into the picture. This blog will explore the concept of Slowly Changing Dimensions, their various types, why they are important, and real-world examples illustrating how they are used. We will also provide illustrations to visualize these concepts. What is Slowly Changing Dimensions (SCD)? Slowly Changing Dimensions…