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More articles by Patricia E. O' Connor

Author Bio
Patricia E. O' Connor is an Associate Computer Programmer Analyst for the State of New York—Office of Temporary and Disability Assistance. She has experience developing, maintaining, and producing reports for hierarchical and relational databases on mainframes and servers since 1978.
For Database Development Zone | September 23, 2003
Associating tables in SQL is usually a breeze. But what happens when you find yourself looking at the completely wrong set of records and you don't know why? Find out how correctly applying joins can help you understand and avoid these mysterious data returns.
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