Databases

Database Design

http://www.cit.cornell.edu/atc/materials/old/dbdesign/erd.shtml, http://www.cit.cornell.edu/atc/materials/old/dbdesign/glossary.pdf
http://www.katsueydesignworks.com/tutorials_databases.htm
http://www.martinfowler.com/articles/evodb.html
http://www.utexas.edu/its/windows/database/datamodeling/dm/design.html
http://www.evolt.org/article/Beginning_Database_Design_Part_I/18/27137/
http://www.smart-it-consulting.com/database/progress-database-design-guide/
UOfTexas Site: http://www.utexas.edu/its/windows/database/datamodeling/dm/overview.html

Database Connections

Database connection settings:
http://www.carlprothman.net/Default.aspx?tabid=86#OraDirectNETDataProviderFromCoreLab
ADO.NET comparison: http://www.devarticles.com/c/a/ADO.NET/A-Practical-Comparison-of-ADO-and-ADO.NET/6/ ADO.NET Overview: http://www.developer.com/net/vb/article.php/10926_1540311_5
SQL Join: http://www.w3schools.com/sql/sql_join.asp
Database Joins: http://www.snook.ca/archives/000399.php
SQL Course: http://sqlcourse2.com/select2.html
SQL in plain English: http://www.codecoffee.com/articles/sql1.html
Product: http://www.red-gate.com/products/SQL_Packager/index.htm
Oracle Explain Plan: http://www.adp-gmbh.ch/ora/explainplan.html
Database comparator: http://www.dbbalance.com/index.htm