12月9日 的 SQL Practice: Learn Database 應用程式分析

Learn SQL in 15-minute daily sessions; no laptop required. SQL Practice: Learn Database turns idle moments into practical data-skills training. Interactive exercises, real-world datasets, and instant feedback take you from complete beginner to job-ready - all on your iPhone. Who it’s for - Career changers entering tech - Professionals adding SQL to their toolkit - Students prepping for technical interviews - Anyone curious about data and databases Why it’s different - Real business data – practice on realistic scenarios, not toy tables - Progressive curriculum – start simple, build confidence, master complex queries - Mobile-first design – learn anywhere, anytime - Instant feedback & AI hints – see results, understand mistakes - Gamified progress – streaks, XP, and achievements keep you motivated What you’ll master - SELECT, WHERE, and data filtering - JOINs and relationship queries - Aggregations (COUNT, SUM, AVG…) - Subqueries & advanced techniques - Core database-design concepts Stay engaged - Daily practice challenges - Hardcore mode for power users - Detailed progress stats - Shareable achievements Start your data journey today. No prior coding experience required — just 15 minutes of curiosity. Privacy Policy: https://martongreber.github.io/mvp/privacy.html Terms of Use: https://martongreber.github.io/mvp/terms.html