Summary

In this appendix, we discussed some commonly used SQL statements. You can access the following resources online:

• "A Gentle Introduction to SQL" by Andrew Cumming: http://sqlzoo.net

• Microsoft SQL Server product documentation: www.microsoft.com/sql/techinfo/productdoc/2000/default.asp

• Peter Gulutzan's Ocelot SQL site: www.ocelot.ca

• "SQL Tutorial" at W3Schools: www.w3schools.com/sql/default.asp

• "Trees in SQL" by Joe Celko: www.intelligententerprise.com/001020/celko1_1.shtml

• The SQL Tutorial site by Chuo-Han Lee: www.1keydata.com/sql/sql.html