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data modeling
2 postsHow Airbnb rebuilt its data architecture for a multi-product world
Airbnb explains how its data teams built a consistent yet flexible data architecture using core principles and modeling guidelines for Homes, Experiences and Services.
Querying Historical Data in Postgres with the SCD Type 4 Pattern
A practical Postgres pattern using a history table, triggers, and valid_from/valid_to columns to answer point-in-time queries about record state in a single SELECT.
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