IoT context with Big Data
many of IOT device connect to the internet these continual stream of data
have let to revolution of database technology to accommodate the volume of variety and complexity and become know as big data.
What is Big Data?
Big Data means a very large amount of data that is collected from different sources every day.
It’s too big for normal computers to handle, so we use special tools to store, process, and analyze it.
Example:
- Social media apps (Facebook, TikTok, Instagram) collect billions of likes, comments, and videos daily.
- Apple Watch collects health data from millions of users.
- CCTV cameras generate endless video recordings.
All of this together is Big Data.
Why is Big Data Important?
- Understand patterns: Example, Apple can see global fitness trends from watch users.
- Make predictions: Example, predicting traffic jams based on CCTV and GPS data.
- Improve services: Example, Netflix recommends movies based on what millions of people watch.
Data Forms (Types of Data in Big Data)
- Structured Data
- Organized, easy to store in tables (rows & columns).
- Example: Student names, phone numbers, exam scores.