Big Data Articles

Sara A. Metwalli

Updated on June 04, 2025

MySQL is a relational database management system commonly used to store and manage the structured data needed to run complex websites. Here’s how it works.

Sara A. Metwalli

Updated on May 28, 2025

Git is a distributed version control system that tracks and manages changes to code. Learn Git and how to use it with these five resources.

Anthony Figueroa

Updated on May 27, 2025

Correlation occurs when two variables change at the same time, while causation is when a change in one variable causes the other to change. Here’s why you need to understand the difference.

Edoardo Romani

Updated on May 22, 2025

Database normalization refers to organizing data into tables to improve the efficiency of a database and ensure the consistency and accuracy of its data. Here’s why it matters and the normal forms involved in the process.

Abdishakur Hassan

Updated on May 22, 2025

Statistical analysis is the process of collecting and analyzing data using statistical methods to uncover trends, develop meaningful data insights and tell quantitative stories.

Abdishakur Hassan

Updated on May 22, 2025

Extrapolation is a statistical technique that uses existing data to predict future or unknown values that fall outside the range of the existing data. Here are common extrapolation methods, how extrapolation works and its pros and cons.

Satyapriya Chaudhari

Updated on May 22, 2025

Descriptive statistics describe data through numbers — like mean, median and mode — and graphical methods — like histograms, box plots and pie charts — to make data easier to understand. Here’s an in-depth look at how to calculate them.

Justin Giardina

Updated on May 01, 2025

Data backup and recovery involves ensuring that your business can maintain continuity amidst disaster. Our expert offers tips for keeping costs under control.

Stepan Solovev

Updated on April 23, 2025

Big Tech platforms are redefining the rules around public data. Our expert examines what that could mean for the digital marketplace. 

Margo Steines

Updated on April 16, 2025

Companies across sectors like fintech, SaaS and defense are hiring database administrators to manage their data and keep it secure.