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Quote: a glumping function groups by equality; e.g., orders for a part in a back order file (PartNum, QuantityOrdered, Date)
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database queries, joins, and relational algebra
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As an example [of "glumping", i.e., selection using equality], let the Back Order … a glumping function to be simple Part Number. … Google-1 Google-2
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Topic: database queries, joins, and relational algebra (33 items)