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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.

2. www.sqltutorial.orgSQL Tutorial - Essential SQL For The Beginners

   www.sqltutorial.org

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   This SQL tutorial helps you get started with SQL quickly and effectively through many practical examples. If you are a software developer, database administrator, data analyst, or data scientist who wants to use SQL to analyze data, this tutorial is a good start.

3. database.guide › sql-tutorial-for-beginnersSQL Tutorial for Beginners - Database.Guide

   database.guide › sql-tutorial-for-beginners

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   9 gru 2020 · In this SQL tutorial, I’ll show you how to create such a database using SQL. I’ll also show you how to insert data into that database, update data, delete data, and run queries against it. What is SQL?

4. www.codecademy.com › learn › learn-sqlLearn SQL - Codecademy

   www.codecademy.com › learn › learn-sql

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   1. Manipulation. Learn how to use SQL to access, create, and update data stored in a database. 2. Queries. Perform more complex queries by learning essential query keywords and functionality. 3. Aggregate Functions.

5. www.learnsqlonline.orgLearn SQL - Free Interactive SQL Tutorial

   www.learnsqlonline.org

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   Get started learning SQL with DataCamp's free Introduction to SQL tutorial. Learn Data Science by completing interactive coding challenges and watching videos by expert instructors. Start Now! This site is generously supported by DataCamp. DataCamp offers online interactive SQL Tutorials for Data Science.

6. datagy.io › sql-beginners-tutorialSQL for Beginners Tutorial (Learn SQL in 2023) - datagy

   datagy.io › sql-beginners-tutorial

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   29 kwi 2020 · Learn everything you need to know to get started in this SQL for Beginners Tutorial! Follow along in a step-by-step guide to create your own database.

7. www.youtube.com › watchLearn SQL in 4 Hours - YouTube

   www.youtube.com › watch

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   Learn SQL from scratch in just 4 hours! Whether you're a complete beginner or need a refresher, this comprehensive SQL tutorial covers everything you need to...