Chapter 3: Getting Started with SQL and Relational Databases
According to a recent article published in the Journal of Big Data Analytics and Its Applications, every 60 seconds on the internet, the following happens:
- 700,000 status updates are made.
- 11 million messages are sent.
- 170 million emails are received.
- 1,820 terabytes (TB) of new data is created.
It would be an understatement to claim that data within the business landscape is growing rapidly at an unprecedented rate. With this major explosion of information, companies around the globe are investing a great deal of capital in an effort to effectively capture, analyze, and deliver benefits from this data for the company. One of the main methods by which data can be managed and subsequently retrieved to provide actionable insights is through Structured Query Language (SQL).
Similar to how we used the Terminal command line to create directories, or Python to run calculations, you can use SQL to create...