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Understanding Data Types and Their Role in Calculation Performance

Understanding Data Types and Their Role in Calculation Performance

Mirko Peters - M365 Specialist's avatar
Mirko Peters - M365 Specialist
Jun 03, 2025
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Understanding Data Types and Their Role in Calculation Performance
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Understanding data types is crucial when working with calculations. The type you choose can significantly affect both speed and accuracy. For example:

  1. DECIMAL calculations often run slower than FLOAT/DOUBLE.

  2. DECIMAL128 conversions to LONG DOUBLE can slow computations with large datasets.

  3. DECIMAL32/64 sometimes outperform FLOAT/DOUBLE due to their raw integ…

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