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1. www.w3schools.com › sqlSQL Tutorial - W3Schools

   www.w3schools.com › sql

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   SQL is a standard language for storing, manipulating and retrieving data in databases. Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, Postgres, and other database systems. Start learning SQL now » Examples in Each Chapter.

2. medium.com › javarevisited › 6-free-ebooks-and-pdfs-to-learn-sql-for-beginners-9b7 Free eBooks and PDFs to Learn SQL for Beginners (2024)

   medium.com › javarevisited › 6-free-ebooks-and-pdfs-to-learn-sql-for-beginners-9b

   1 maj 2023 · Here is my list of some of the best books to learn SQL, which is absolutely free. You can either download their PDF version for offline reading, or you can read them online. 1. SQL Indexing and...

3. riptutorial.com › ebook › sqlLearning SQL eBook (PDF) - riptutorial.com

   riptutorial.com › ebook › sql

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   Learning SQL eBook (PDF) Download this eBook for free. Chapters. Chapter 1: Getting started with SQL. Chapter 2: ALTER TABLE. Chapter 3: AND & OR Operators. Chapter 4: Cascading Delete. Chapter 5: CASE. Chapter 6: Clean Code in SQL.

4. www.freecodecamp.org › news › a-beginners-guide-to-sqlThe SQL Handbook – A Free Course for Web Developers

   www.freecodecamp.org › news › a-beginners-guide-to-sql

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   5 wrz 2023 · Table of Contents. Chapter 1: Introduction. Chapter 2: SQL Tables. Chapter 3: Constraints. Chapter 4: CRUD Operations. Chapter 5: Basic SQL Queries. Chapter 6: How to Structure Return Data in SQL. Chapter 7: How to Perform Aggregations in SQL. Chapter 8: SQL Subqueries. Chapter 9: Database Normalization. Chapter 10: How to Join Tables in SQL.

5. learnsql.com › blog › sql-practice-questions18 SQL Questions for Beginners: Theory and Practice

   learnsql.com › blog › sql-practice-questions

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   18 sty 2024 · Practice basic SQL – writing SELECT queries, joining multiple tables, using aggregate functions, and working with GROUP BY – for free with these 18 beginner-friendly exercises. Solutions and explanations included!

6. riptutorial.com › ebook › sql-serverLearning Microsoft SQL Server eBook (PDF) - riptutorial.com

   riptutorial.com › ebook › sql-server

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   Download this eBook for free. Chapters. Chapter 1: Getting started with Microsoft SQL Server. Chapter 2: Advanced options. Chapter 3: Aggregate Functions. Chapter 4: Alias Names in Sql Server. Chapter 5: Analyzing a Query. Chapter 6: Backup and Restore Database.

7. freecomputerbooks.com › dbSqlBooksSQL - The Structured Query Language - Free Computer, Programming...

   freecomputerbooks.com › dbSqlBooks

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   This book shows you how to craft queries in SQL, from basic CRUD statements and slicing and dicing the data, to applying filters and using aggregate functions to summarize the data, solving common problems, navigating hierarchical data, etc.