What Is Drilling Down And Its Importance In Data Warehouse Fundamental Themes?
DRILLING DOWN – This important data warehouse fundamental theme requires us to “add a row header” to an already defined SELECT statement.
With this, product sales at a manufacturer can now add specific constraints in parts of the database. As such, each manufacturer row has the opportunity to fork into multiple existing rows that show new listings.
Furthermore, this is considered the most basic and important capability that each data warehouse needs to implement. Using this allows business users to see more as queries provide more details in an interesting result.
Another important fundamental we need to learn about is “handling time”.This is the relationship between data and time has been tested and proven throughout history.
As such, the same could be said in the context of data warehouse fundamentals. When collecting data, the “Handling Time” fundamental ensures us that the traditions of collecting data over time remain the same.
These could include instantaneous events, regular periodic reports, and the latest data collection.
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