SQL Made Simple
Par :Formats :
- Compatible avec une lecture sur My Vivlio (smartphone, tablette, ordinateur)
- Compatible avec une lecture sur liseuses Vivlio
- Pour les liseuses autres que Vivlio, vous devez utiliser le logiciel Adobe Digital Edition. Non compatible avec la lecture sur les liseuses Kindle, Remarkable et Sony

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- FormatePub
- ISBN8227949059
- EAN9798227949059
- Date de parution19/11/2024
- Protection num.pas de protection
- Infos supplémentairesepub
- ÉditeurBig Dog Books, LLC
Résumé
Through these relatable scenarios, readers naturally discover how SQL commands mirror everyday thinking. You'll learn how WHERE clauses are just like sorting your laundry, JOIN operations are similar to matching items on two shopping lists, and GROUP BY functions work like summarizing your monthly credit card statement. This book focuses on the essential SQL skills that cover 80% of what you'll actually use in the real world.
Rather than documenting every possible command, it prioritizes practical problem-solving: how to filter data you need, combine information from different sources, calculate summaries and trends, and organize results in useful ways. Each concept builds naturally on the last, using consistent examples that grow in complexity as your understanding develops. What sets this book apart is its ruthless focus on practicality.
Every example comes with complete, working code that you can copy and adapt. Common errors and their solutions are explained in plain language, along with simple troubleshooting strategies for when things go wrong. You'll learn essential patterns for data analysis, tips for writing more efficient queries, and techniques for handling common data challenges - all explained through real-world situations rather than abstract concepts.
Whether you're a marketer needing to analyze customer data, a business owner tracking inventory, or an analyst crunching numbers, this guide teaches you exactly what you need to know - no fluff, no theory, just practical SQL skills you can use immediately. By the end, you'll understand not just how to write queries, but how to think about data problems and solve them efficiently using SQL.
Through these relatable scenarios, readers naturally discover how SQL commands mirror everyday thinking. You'll learn how WHERE clauses are just like sorting your laundry, JOIN operations are similar to matching items on two shopping lists, and GROUP BY functions work like summarizing your monthly credit card statement. This book focuses on the essential SQL skills that cover 80% of what you'll actually use in the real world.
Rather than documenting every possible command, it prioritizes practical problem-solving: how to filter data you need, combine information from different sources, calculate summaries and trends, and organize results in useful ways. Each concept builds naturally on the last, using consistent examples that grow in complexity as your understanding develops. What sets this book apart is its ruthless focus on practicality.
Every example comes with complete, working code that you can copy and adapt. Common errors and their solutions are explained in plain language, along with simple troubleshooting strategies for when things go wrong. You'll learn essential patterns for data analysis, tips for writing more efficient queries, and techniques for handling common data challenges - all explained through real-world situations rather than abstract concepts.
Whether you're a marketer needing to analyze customer data, a business owner tracking inventory, or an analyst crunching numbers, this guide teaches you exactly what you need to know - no fluff, no theory, just practical SQL skills you can use immediately. By the end, you'll understand not just how to write queries, but how to think about data problems and solve them efficiently using SQL.