Diagram Atlas

DataDRAFT ENTRY

Medallion architecture

A layered data design that communicates increasing quality and business readiness across successive storage tiers.

Use this diagram to generate

USE WHEN

A lakehouse uses staged refinement and quality gates.

AVOID WHEN

The platform does not actually implement tiered persistence.

VISUAL GRAMMAR

01bronze02silver03gold04quality gates05consumers

SEMANTIC RULES

Define what quality means at each tier.
Show promotion criteria.
Do not present the tiers as mere colors.

QUESTIONS IT ANSWERS

How does raw data become trusted?
Which tier serves which user?

DRAFT MACHINE CONTRACT

id: medallion
status: draft
family: data
reading_task: Follow data through bronze, silver, and gold tiers.
grammar:
  - bronze
  - silver
  - gold
  - quality_gates
  - consumers
checks:
  - define_what_quality_means_at_each_tier
  - show_promotion_criteria
  - do_not_present_the_tiers_as_mere_colors

Medallion architecture

Choose by the question you need to answer.