Alex Merced • 7/31/2024

Understanding the Polaris Iceberg Catalog and Its Architecture

This technical article provides an in-depth look at Polaris, an open-source catalog service designed for Apache Iceberg. It explains Polaris's role in data lakehouse architecture, detailing its core entities (catalogs, namespaces, tables, views), the concepts of internal vs. external catalogs, and its security model based on principles and roles. The content is focused on data management, scalability, and interoperability with tools like Spark and Dremio.

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#open source #Apache Iceberg #Data Lakehouse