The Relational Database
A brief overview of SQL/relational database. Author uses MySQL for examples and touches on the concepts of database creation and use.
SQL - Structured Query Language
Tutorial covering basics of SQL Language
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.
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.
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.
SQL Fundamentals
Introduction to SQL
SQL In Simple English
SQL presented as a Q&A session, with questions that many novices would like to ask.
SQL Primer
An SQL Tutorial.
SQL School
Full set of SQL language tutorials featuring in depth coverage on each SQL command.
SQL Tutorial
Complete SQL Tutorial using SQL92.
SQL Tutorial
This site aims to teach beginners the building blocks of SQL.
SQL Tutorial
SQL tutorial featuring comprehensive guide to SQL language concepts and SQL commands.
SQL Tutorial by Josh Grant
Brief introduction to basic SQL commands
SQLCourse
Interactive/On-line SQL Tutorial with SQL Interpreter & live practice database.
SQLcourse2
Online SQL tutorial featuring a live interpreter to test SQL commands.
SQL-Tutorials.net
SQL tutorials that are database and programming language independent. Also FAQs and news.
Steve Litt's SQL Troubleshooting Page
Tips on how to troubleshoot SQL queries.
Summarizing data with SQL (Structured Query Language)
This article provides a brief SQL How-to on how to summarize data. Most of the examples we provide will be based on the ANSI-SQL 92 standard. Some examples will show features specific to SQL Server 7.
Thomas Beck's Home Page
Physical Data Model Patterns.
Wikipedia: SQL
History and overview of the language.
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