https://www.pistack.xyz/tags/data-lakehouse/ Recent content in Data-Lakehouse on Pi Stack Hugo en-us Wed, 21 Oct 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-10-21-iceberg-rest-catalogs-polaris-lakekeeper-gravitino-guide/ Wed, 21 Oct 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-10-21-iceberg-rest-catalogs-polaris-lakekeeper-gravitino-guide/ <p>Your Iceberg tables are not the hard part anymore. Every engine speaks the format, and object storage is cheap. What breaks at 3am is the <strong>catalog</strong>: the thing that answers &ldquo;where does this table live, who may read it, and which storage credential do I hand out?&rdquo; Get that wrong and you end up with three engines writing to the same bucket under three different metadata pointers, and a data lake that quietly forks itself.</p>