Iceberg - e6data Docs

e6data supports querying Apache Iceberg tables via external catalogs such as Snowflake Open Catalog, AWS Glue, and Apache Polaris. Iceberg is a high-performance, open table format built for large-scale analytics, with schema evolution, partitioning, and metadata versioning.

Capability	Iceberg v1	Iceberg v2
Copy-on-Write (CoW)	Supported	Supported
Merge-on-Read (MoR)	Supported	Supported
Position deletes	Supported	Supported
Equality deletes	Not supported	Not supported
Schema evolution	Supported	Supported
Time Travel	Not supported	Not supported
Hidden Partitioning	Supported	Supported
Partition evolution	Supported	Supported

Note - Support for Iceberg v3 spec is in progress

Sample queries

-- List all tables in a catalog namespace
SHOW TABLES FROM glue_catalog.sales;

-- Query records from an Iceberg table
SELECT *
FROM glue_catalog.sales.q1_orders
WHERE total_amount > 1000;

See also

Last modified on October 1, 2026