Multiple choice technology platforms and products

One logical column can have more than one logical source.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A logical column in the BMM layer can map to multiple physical sources through logical table sources. This enables features like fragmentation (splitting data across sources), federation (combining sources), or handling time-variance. The logical column abstracts the underlying physical complexity.

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