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Why Must a Data Warehouse Include Both Detail and Summary

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Why must a data warehouse include both detail and summary data?


Definitions:

Twin-Countershaft Transmission

A transmission design with two parallel countershafts, providing high durability and efficiency.

PTO Gears

Gears associated with the Power Take-Off system, which allows auxiliary equipment to draw power from a vehicle's engine.

Mainshaft Washers

Washers placed on the mainshaft of a gearbox or transmission system to ensure proper spacing and prevent metal-to-metal contact.

Low Oil Level

A condition indicating that the volume of oil in a system, such as an engine, is below the recommended threshold, potentially leading to damage or failure.

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