ISBN: 9798192449431 - learn sql in 7 days: think in data. query with purpose. build with confidence. (1 Ergebnisse)

Taschenbuch. Zustand: Neu. Neuware - Learn SQL in 7 Days is a fast, practical journey from SQL beginner to confident data thinker.Forget endless syntax memorization. Learn how to think in data, write meaningful queries, join real-world datasets, handle messy data, optimize performance, and validate results you can trust.Inside, you'll learn: - SQL fundamentals through real-world business scenarios- Filtering, aggregation, joins, subqueries, and CTEs- Data quality, NULLs, duplicates, and inconsistencies- Query performance, indexing, execution plans, and scalability- SQL for analytics, cybersecurity, compliance, SaaS, and business- How to evaluate and safely use AI-generated SQL- Real-world projects, architecture challenges, and interview scenariosIn seven focused days, move beyond writing queries-and start thinking like a data professional.…