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

006·31

deduplication

/diːˌduː.plɪˈkeɪ.ʃən/ - n.

1 [colloq.] The quarterly project to merge the duplicate customers, which itself runs in three teams under two names.Keep. Punchy.This is the problem.

Working definition

2. The identification and removal or merging of records that represent the same entity, reducing a set to its distinct members.

Filed
Seen in the wild · 2
See also
  • entity resolutionDeciding whether these four customers are one customer, a question the org would rather bill four times than answer once.
  • golden recordThe one true version of the customer, assembled from five wrong ones by a rule no one in the room can recite.
  • survivorshipThe logic that picks which of three addresses is real, optimized so the survivor is always the one entered most recently and least correctly.