Write a Minimum Viable Data Contract
Draft a minimum viable contract for a data product output port.
A producer added a new payment_status value and unintentionally broke a downstream Risk model. Minimum viable data contract: schema, semantics, quality, SLA, roles, support, and change rule The common trap is to document the column name but omit business meaning, allowed changes, and consumer-impact process. Before payment_status is a string in a warehouse table. Values exist in code, quality is implicit, and new statuses ship without consumer notice. After payment_status has allowed values, definitions, unknown-value threshold, versioning rule, owner, support channel, and incident response SLA. Schema Declare field name, type, nullability, and allowed value set. Schema is the technical surface…
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