Introduction to Relational Database Management Systems (X-409.1)
Useful Links
Database Software
CA ERwin Data Modeler Community Edition (free 1 year license)
Database Design
A Simple Guide to Five Normal Forms in Relational Database Theory (William Kent)
Database Normalization Basics (Microsoft)
Normalization: Jose's Database Programming Corner
Database Normalization (Database Journal)
SQL
Online SQL Course with SQL Interpreter
Online SQL Course2 (Intermediate/Advanced)
Oracle Technology Network (OTN)
Note: You must sign up with OTN to use the links below, but there is no fee to do so.
(You will see a link to register the first time you use one of the links below).
SQL and PL/SQL Syntax and Examples
SQL*Plus Quick Reference (Web Page)
SQL*Plus Quick Reference (PDF Format)
Miscellaneous
Explanation of "Ambiguous Outer Joins" Error (MS Access)