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Vol. I · No. 251
Mon · 8 Jun
A Daily Lexicon of Trustworthy Data
The Lexicon

005·74

semantic layer

/sɪˈmæn.tɪk ˈleɪ.ər/ - n.

1 [colloq.] The place where the company agreed what 'revenue' means, except for the four teams that didn't get the invite.Keep. Punchy.This is the problem.

Working definition

2. A modeling tier that maps physical tables to shared business definitions so every tool computes a metric the same way.

Promoted
Seen in the wild · 3
See also
  • metric definitionThe document everyone cites and no one has read since the analyst who wrote it left.
  • metric layerA single place to disagree about 'active user', now with version control.
  • single source of truthTerm struck pending the definitions of ownership, metric, and certification it depends on; without them the source is single but the truth is plural.