# Database: Tutorials

## Online Tutorials and Articles

W3 School's SQL Tutorial
  URL: http://www.w3schools.com/sql/
Andrew Cumming's A Gentle Introduction to SQL
  sqlzoo.net
Jim Hoffman
  Introduction to Structured Query Language www.thinkbrown.com/programming/sql_tutorial.pdf Good tutorial.
Selena Sol
  Introduction to Databases for the Web wdvl.com/Authoring/DB/Intro/toc.html Comprehensive, but intro level.
Philip Greenspun - Chapter 12: Database Management Systems
  philip.greenspun.com/panda/databases-choosing.html Not a how-to, but a good read.
Phillip Greenspun - SQL for Web Nerds
  philip.greenspun.com/sql
Chuo-Han Lee's SQL Tutorial
  http://www.1keydata.com/sql/sql.html
SQL Interpreter and Tutorial
  With live practice database sqlcourse.com for beginners.
Ian Gilfillan
  Database Normalization wdvl.com/Authoring/DB/Normalization/ good basic tutorial on why normalization is important.