- Web Scraping
- Relational Databases
- SQL
- JSON
- Data Cleansing
- Extract, Transform, Load
- Data Ethics
- Application Programming Interface (API)
- Pandas (Python Package)
- Generative AI
- Data Manipulation
- Data Validation
Data I/O and Preprocessing with Python and SQL
Completed by Rafał Alitojć
August 2, 2025
24 hours (approximately)
Rafał Alitojć's account is verified. Coursera certifies their successful completion of Data I/O and Preprocessing with Python and SQL
What you will learn
You’ll work with real-world data as it exists in practice: messy, unstructured, and spread across sources.
You’ll learn to extract data from websites, APIs, and databases, and clean it using both Python and SQL, an essential step in any analysis pipeline.
Skills you will gain
