Types of Data¶
Structured Data¶
Data that is organized in a defined manner or schema, typically found in relational databases
- Easy to query
- Organized rows and columns
- Consistent structure
Examples:
- Database tables
- CSV files
- Excel spreadsheets
Unstructured Data¶
Data that does not have a predefined structure or schema.
- Not easy to query without preprocessing
- May come in various formats
Examples:
- Text files without a fixed format
- Video and audio files
- Images
- Emails and word processing documents
Semi-Structured Data¶
Data that is not as organized as structured data but has some level of structure in the form of tags, markers, or other organizational properties.
Examples:
- XML and JSON files
- Email headers
- Log files