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How to Use DISTINCT on one column

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This article is from the book "Access 2007 Pure SQL

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Use DISTINCT on one column

Finding unique job titles


Suppose your next business goal is to retrieve the unique job titles of people who manage your orders from various corporate suppliers.  It is a good thing to know if you deal with managers, directors, or other positions.  Maybe you can get better discounts if you talk to higher positions with more decision-making flexibility.  You can easily achieve this goal using the DISTINCT keyword.  The unique corporate titles of people with whom you do business are seven in this example. 



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