SQLx vs PL

SQLX is the most hands-on way to learn SQL on iPhone. Whether you're starting from scratch or preparing for your next job interview, SQLX takes you from the basics all the way to advanced techniques — step by step. LEARN BY DOING Every lesson ends with a real SQL challenge. Write actual queries, hit Run, and see instant results. No passive theory — just you and the database. 12 MODULES, FULLY STRUCTURED Each module builds on the last, covering everything you need: · SELECT & Filtering (WHERE, ORDER BY, LIMIT) · INSERT, UPDATE, DELETE · Schema Design (CREATE / DROP TABLE) · JOINs (INNER, LEFT, RIGHT) · GROUP BY & Aggregations · Subqueries & Correlated Queries · Common Table Expressions (CTEs) · CASE WHEN & Conditional Logic · UNION & Set Operations · Window Functions (ROW_NUMBER, RANK, AVG OVER) LIVE SQL LAB Practice freely in a built-in SQL playground. Choose from ready-made sample databases — e-commerce, HR, construction — or build your own schema from scratch and run any query you like. 6 CAREER PATHS Pick a structured path tailored to your goal: · Data Analyst (8 hrs) · BI Analyst (12 hrs) · Backend Developer (14 hrs) · Data Engineer (15 hrs) · Product Analyst (10 hrs) · SQL Interview Prep (16 hrs) EARN AS YOU LEARN Stay motivated with daily streaks, XP points, and 17 unlockable badges. Finish certification exams to earn verifiable certificates at Beginner, Intermediate, and Senior levels. WORKS OFFLINE All content is built into the app — no internet required. Learn on the subway, on a flight, anywhere. PRIVATE BY DESIGN No ads. No tracking. Your progress stays on your device and syncs privately through iCloud. Download SQLX and write your first query today.

PL-300 practice tests for the MS Power BI Data Analyst Associate exam. Why ExamCert.App ? Online Mock Exam (Just like a real exam) Up-to-date questions, reviewed and refreshed regularly. Lifetime access & lifetime updates 24/7 Chat & Email Support Ready to Pass PL-300 - MS Power BI Data Analyst Associate? Domain 1 — Prepare the data (25-30%) Domain 2 — Model the data (25-30%) Domain 3 — Visualize and analyze the data (25-30%) Domain 4 — Deploy and maintain assets (15-20%) WHY CHOOSE OUR APP? 1000+ Practice Questions - Expertly crafted questions covering all exam objectives Detailed Explanations - Understand the "why" behind every answer Multiple Question Types - Single choice, multiple choice, drag-and-drop, and more Offline Mode - Study anywhere, anytime without internet connection Progress Tracking - Monitor your improvement with detailed statistics Study Guide - Comprehensive reading materials for each exam domain Daily Reminders - Stay on track with customizable study notifications STUDY MODES Practice Mode - Learn at your own pace with instant feedback Exam Simulation - Timed tests that mirror the real exam experience Review Mode - Focus on questions you've answered incorrectly Bookmarks - Save difficult questions for later review Performance Analytics - Track your readiness across all domains PREMIUM FEATURES Unlock the full potential of your exam preparation with Premium access: • Access to ALL 1000+ practice questions • Complete Study Guide with in-depth explanations • Unlimited exam simulations • Priority updates with new questions SUPPORT Have questions or feedback? Contact us at support@examcert.app Privacy Policy: https://www.examcert.app/privacy Terms of Service: https://www.examcert.app/terms DISCLAIMER All content provided in this application is for educational and practice purposes only. The practice questions and study materials are designed to help candidates prepare for the PL-300 - MS Power BI Data Analyst Associate certification exam and do not represent actual exam questions from MS. This app does not guarantee that users will pass the PL-300 - MS Power BI Data Analyst Associate exam. Exam results depend on individual preparation, experience, and understanding of the subject matter. All trademarks, service marks, trade names, and logos referenced herein belong to their respective owners. Any reference to MS, PL-300, or related certification programs is purely for descriptive purposes. By using this application, you acknowledge and agree that the developers are not responsible for any exam outcomes or certification decisions made by MS. This application is an independent exam preparation resource and is not affiliated with, endorsed by, sponsored by, or associated with MS Corporation or any of its subsidiaries. PL-300 (MS Power BI Data Analyst Associate) is a registered trademark of MS Corporation.