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.
Explain the object qualification?
In Sybase illustrates the term Table Partitioning?
Illustrates the term normalization?
When is a functional dependency F considers as to be minimal?
Explain terms Data Cache in Sybase. Answer: It is the memory area where data which is required for the current queries running is bought by Disk upon to memory for
Write down the differentiation between Power Center and Power Mart?
Illustrates a stored procedure?
Explain some of the reasons which someone familiar with Microsoft Access will desire to learn VBA?
Give a brief introduction of the term data mining and data modeling? In what manner both the termed are used?
Explain the linked universes?
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