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Open table formats (Delta UniForm & Iceberg), metadata control planes (Polaris & Unity Catalog), vectorized compute (Photon & Polars), 6 live interactive simulators, 18 production blueprints, and 20+ runnable Python/PySpark/SQL solutions.
Native write, metadata translation (UniForm / Polaris), and zero-copy cross-engine read support.
| Engine / Service | Delta Lake | Apache Iceberg | Apache Hudi | Metadata Catalog |
|---|---|---|---|---|
| Databricks | Native (_delta_log) | UniForm / Read | Read Support | Unity Catalog (OSS) |
| Snowflake | External Stage | Native Iceberg Table | None | Apache Polaris / S3 |
| Microsoft Fabric | OneLake Native | Iceberg Shortcut | Parquet Shortcut | OneLake Metastore |
| Google BigQuery | BigLake Delta | BigLake Iceberg | Manifest | BigLake Metastore |
| DuckDB | delta extension | iceberg extension | Direct Parquet | MotherDuck / In-Memory |
| AWS Athena / EMR | Athena Delta Connector | Athena v3 Native | Native Hudi | AWS Glue Data Catalog |
| Trino | Native Delta Connector | Native Iceberg Connector | Native Hudi Connector | Hive / Glue / Polaris |