Introduction into files & databases
This lesson explains the most common ways to store data — using file systems or databases — and builds on concepts introduced in previous lessons
What you learn in this lesson #
Different forms of data #
- files on a file system
- entries or records in a database
File systems #
- files on file systems
- hierarchical storage
- where to store files
Introduction into databases #
- types of data in a database
- SQL and NoSQL databases
- Where databases run and data is stored
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