Learning Data

Topics › Analytics engineering › In the weeds of data crafting

Make the call

Eight situations an analytics engineer really faces with an agent on the team: a failing reconciliation, emails pasted as evidence, a diff nobody expected, a request for production, a rule with two homes, a green CI, an incremental table, and a claim about a learner. Decide what you'd do; each answer explains why. Your answers stay in this browser.

Scenarios

In the series: In the weeds of data crafting

Film 8 of 10.

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Who owns what

Each fact's meaning has an owner. Owners publish a public, versioned core; consumers build on it, never on each other's marts.

5½ min · 4 labs · 8 scenarios · In the weeds of data crafting

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Written once

Every copy of a fact is a chance to drift. One home per fact, everything else generated, and a breaking change arrives as a new version with a date.

5½ min · 4 labs · 8 scenarios · In the weeds of data crafting

  1. 1Declare it, then build it
  2. 2Start from a question
  3. 3What makes it the same one
  4. 4One row of what, and when
  5. 5Promises and proofs
  6. 6Built in layers
  7. 7Who owns what
  8. 8An agent on the team
  9. 9Written once
  10. 10End to end