Learn in small steps
One clear idea at a time, usually in a few focused minutes.
Database learning, made tangible
Build the schema.
Understand the data.
Learn database design and SQL through short lessons, visual challenges, and feedback that helps ideas click.
No prior SQL experience needed
books
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members
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Work with real concepts
Tables, keys, relationships, ER models, and practical SQL.
Understand mistakes
Immediate explanations show why an answer works and how to improve.
The full curriculum
From tables
to queries.
Database foundations, keys, relationships, normalisation, ER diagrams, and real SQL practice — the whole path is playable now.
Database basics
Tables, records, fields, and data types.
Keys & relationships
Identify records, connect tables, and avoid duplication.
ER modelling & SQL
Diagram a relationship, then query it for real.
Ready when you are