Data aggregation
Define the term data aggregation?
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An operational data source generally consists of the records of individual transactions just like the product sales. If user of the data warehouse only requires a summed total, you may decrease the records to more manageable number by aggregating the data.
Specify the types of connections we use while connecting with the database?
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Illustrates the way to assign an address to an element of a pointer array? Answer: We can assign a memory address to an element of an array of pointers by usin
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