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    Dewey Classifications

    Dewey Classifications
    Field Description Additional information
    Dewey Number Holds the first 3 digits of the Dewey Classification.  
    Group1 Stores the name of the first level.  
    Group2 Stores the name of the second level.  
    Group3 Stores the name of the third level.  
    Dewey Classifications Stores the Hierarchy column that allows the user to drill down from the first level of the Dewey Classification to the third level. Using this column provides the user with the option to view the accumulative measures (loans or returns) in each level of the hierarchy.  
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