Alex Merced's Data, Dev and AI Blog

Topic

Polaris

4 posts tagged “Polaris”.

  1. 29 min read

    Metadata Platforms in 2026: DataHub, OpenMetadata, Atlan, and Catalog Convergence

    How the technical catalog and the metadata platform are converging in 2026, and how to arrange the two layers for a lakehouse.

  2. 31 min read

    Moving Iceberg Tables Between Catalogs Without Rewriting Data

    Why moving Iceberg tables between catalogs is a pointer copy, and the protocol that makes a cutover safe for one table or thousands.

  3. 30 min read

    Can Seven Different Iceberg REST Catalogs Really Run the Same DuckDB Code?

    Can seven Iceberg REST catalogs run the same DuckDB script? What the protocol makes portable, what still differs, and a test matrix you can rerun.

  4. 31 min read

    The Apache Iceberg Market in the Middle of 2026

    A survey of the Apache Iceberg market in July 2026: the state of the specification, platform support, the acquisition wave, the catalog contest, and how.

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