SQL and Databases

Explore SQL and Databases

Review relational data, queries, joins and good database practices.

Start by identifying the problem you want to solve, then build familiarity with the key concepts, tools and ways to evaluate outcomes. Meaningful progress combines critical thinking with practical projects and clear communication.

A thoughtful learning pathway

• Understand essential terms and foundational concepts before using complex tools.
• Practice with small, appropriately sourced datasets or realistic examples.
• Assess assumptions, quality, privacy, fairness and the limits of analytical findings.
• Communicate what was learned and document a reproducible workflow.