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Glossary

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“Jiahong” edited this page May 13, 2026 · 1 revision

Glossary

Terms used in this project, in plain language. One paragraph each — no jargon-defining-jargon.

Lakehouse concepts

Lakehouse

Medallion architecture (Bronze / Silver / Gold)

Table format

Components in this stack

Apache Iceberg

Hive Metastore

Trino

MinIO

Dagster

OpenMetadata

Apache Superset

MLflow

Data engineering terms

Schema-on-read vs schema-on-write

Partition / partitioning

Lineage

Data contract

Idempotency

ML terms

TimeSeriesSplit

Look-ahead bias

Experiment tracking

Compliance terms

DORA

BaFin BAIT / MaRisk

EU AI Act Title III

WORM (Write Once Read Many)

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