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Top: Computers: Programming: Languages: SQL: FAQs,_Help,_and_Tutorials:
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» Database and SQL eLearning - Database theory and an online tutorial interface to an Oracle database system, allowing a user to learn SQL interactively. The site automatically checks and marks SQL and gives instant feedback.
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» A Gentle Introduction to SQL - An interactive tutorial. Allows access to tables using any of Oracle, SQL Server, MySQL, Access or PostgreSQL engines.
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» An Introduction to Database Normalization - Article by Mike Hillyer. Normalizing data is the most effective way to decrease storage requirements and increase data integrity. In this tutorial we cover the basics of data normalization.
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» SQL Cheat Sheet: Query By Example - Provides ANSI-SQL solutions to common database query/update tasks. These apply to such relational databases as PostGreSQL, MySQL, Microsoft SQL Server, Oracle, Microsoft Access, SQLite.
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» SQL exercises - Help everyone to gain or improve skills in building SQL Data Manipulation Language statements. A rating system is supported for SELECT exercises and certification. SQL handbook. English and Russian versions.
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» SQL for Web Nerds - A nicely structured manuscript on SQL by Philip Greenspun, based on the Oracle database. Queries, transactions, triggers, and RDBMS concepts are covered.
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» SQL In Simple English - SQL presented as a questions and answers session, with questions that novices would like to ask.
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» SQL School - Full set of SQL language tutorials featuring in depth coverage on each SQL command.
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» SQL Tutorial - This site aims to teach beginners the building blocks of SQL.
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» SQL Tutorial - SQL tutorial featuring a guide to SQL language concepts and SQL commands.
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» SQLCourse - Interactive/On-line SQL Tutorial with SQL Interpreter and live practice database.
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» SQLcourse2 - Online SQL tutorial featuring a live interpreter to test SQL commands.
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