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medallion architecture
/məˈdæl.jən ˈɑːr.kɪ.tɛk.tʃər/ - n.
1 [colloq.] A medal ceremony for data that has not yet competed.Keep. Punchy.This is the problem.
Working definition
2. A layered design that refines data through successive bronze, silver, and gold zones of increasing cleanliness and business readiness.