DaemonCore Academy: Intro to SQL is a hands-on, offline SQL training studio built for beginners, developers, IT professionals, and aspiring data analysts. Learn by writing and executing real SQL against local SQLite databases. Work through 100 practical lessons covering queries, filtering, aggregation, relational design, transactions, JOINs, common table expressions, window functions, optimization, reporting, and production database practices. The course also explains when to use SQLite, Supabase, Firebase, managed PostgreSQL, or a self-hosted database.

100 interactive lessons across 10 learning tracks Real SQLite query execution Practical business, support, finance, and security datasets Result-based challenge grading Guided hints and canonical solutions Database schema exploration Query history and progress tracking SQL performance and query-plan exercises Offline operation with no account or subscription required Local achievements and progress export