Data Engineering Glossary

Browse 4 data engineering terms defined in plain English, from the cultural dictionary of computing.

4 Data Engineering Terms

data lake
A centralized storage repository that holds vast amounts of raw data in its native format — structured, semi-structured, and unstructured — until it is needed...
data mesh
A decentralized data architecture that treats data as a product owned by domain teams rather than a centralized data platform team. Each domain publishes its...
data warehouse
A central repository of structured, cleaned, and organized data optimized for analytical queries and reporting. Unlike operational databases designed for fast...
feature store
A centralized repository for storing, managing, and serving machine learning features — the computed input variables used by ML models. Feature stores ensure...

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