Catalog Articles

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7/6/2026 • EN

The State of Apache Polaris in July 2026: From Incubating Catalog to the Governance Layer of the Open Lakehouse

Analysis of Apache Polaris in July 2026, covering its graduation, release updates, federation, governance, and adoption as an open lakehouse catalog.

Apache Polaris Catalog Data Federation Governance Lakehouse

Alex Merced

4/13/2026 • EN

What is Apache Polaris? Unifying the Iceberg Ecosystem

Apache Polaris is an open-source catalog service that unifies the Iceberg ecosystem by implementing the Iceberg REST API for vendor-neutral lakehouse metadata management.

Apache Iceberg Apache Polaris Catalog Iceberg open source

Alex Merced

4/4/2024 • EN

Understanding the Future of Apache Iceberg Catalogs

Explores the evolution of Apache Iceberg catalogs, focusing on the current REST Catalog and future proposals for server-side optimizations.

Apache Iceberg Catalog Data Engineering Data Lakehouse rest api

Alex Merced

2/16/2024 • EN

Catalogs in Flink SQL—A Primer

Explains the role and types of catalogs in Apache Flink SQL, comparing them to traditional RDBMS systems and highlighting their importance in data management.

Apache Flink Catalog Data Engineering Flink SQL SQL Ddl

Robin Moffatt

Catalog Articles

The State of Apache Polaris in July 2026: From Incubating Catalog to the Governance Layer of the Open Lakehouse

What is Apache Polaris? Unifying the Iceberg Ecosystem

Understanding the Future of Apache Iceberg Catalogs

Catalogs in Flink SQL—A Primer

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