O'Reilly vs SupaSQL

Build the skills you need for the job you have—or the one you want. With the O’Reilly app paired with a membership, you’ll get access to thousands of books, videos, and courses trusted by tech practitioners around the world. Whether you’re a developer, data professional, or technology leader, O’Reilly helps you stay ahead in a rapidly evolving industry. Here are just a few ways you can use the O’Reilly app to learn today’s most critical skills: • Explore the latest in programming, AI, cloud, DevOps, and cybersecurity, with content from the people actually putting the technology to work—plus in-depth content on leadership, soft skills, and much more. • Discover best-selling titles and early releases from leading publishers, all in one digital library built for technology professionals. • Listen to thousands of audiobooks to keep the learning going while you multitask. • Watch live events and training sessions, or dive into 5,000+ courses on-demand. • Use playlists to save and organize content you’re exploring, and share them with your friends and coworkers. • Learn on the go, anywhere, with downloadable content and progress syncing across devices. • Quickly find the resources that will help you solve the problems you encounter in your day-to-day work with AI-powered search, plus AI overviews (with citations) to get up to speed on the basics. Powerful tools to support your learning: • Recommendations based on your interests and history • Playlists to organize the content you want to learn • Deep search to find answers fast across 75K+ titles, 3.7K+ audiobooks, 30K+ hours of video, and much more • Highlights and notes to capture key ideas • Adjustable reading settings including font size and night mode • Playback speed controls for faster learning Get started with one of our most popular skills: • AI and machine learning • Software development and programming • Data engineering and data science • Cloud, DevOps, and infrastructure • Cybersecurity • Product management and leadership The O’Reilly app works best with a membership. Learn more at oreilly.com.

Learn SQL by writing real queries, not by choosing from multiple-choice answers. SupaSQL gives you realistic datasets, practical challenges, a mobile SQL editor, and instant feedback based on your actual query results. Progress from foundational SELECT statements to advanced analytics, window functions, cohorts, retention, funnels, and data-engineering concepts. LEARN BY DOING • Write and run real PostgreSQL queries • Practice across 13 realistic datasets • Work through more than 300 curated challenges • Follow a guided path from beginner to expert • Receive instant, result-based feedback • Build streaks, earn XP, and track skill proficiency • Explore table schemas directly inside each challenge • Get progressive help from the AI tutor • Prepare for SQL interviews with role-specific practice PERSONALIZED PRACTICE Choose a dataset, difficulty, and SQL skill to practice. SupaSQL tracks your progress and helps you focus on the concepts that need the most attention. INTERVIEW PREPARATION Practice realistic SQL interviews for data analyst, data scientist, data engineer, analytics engineer, BI analyst, backend engineer, and related roles. Receive follow-up questions and a detailed performance report. SUPASQL PRO SupaSQL includes free learning content. SupaSQL Pro unlocks all datasets, the advanced and expert curriculum, a larger AI tutor allowance, personalized challenges, and Interview Mode. Subscriptions renew automatically unless cancelled through your App Store account. Available plans and localized prices are shown before purchase. Privacy Policy: https://supasql.utivilla.com/privacy Terms of Use: https://supasql.utivilla.com/terms Support: https://supasql.utivilla.com/support