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Dremio · Company blog · 10 a month · last post Oct 12, 2026 · Active
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10 on file since Sep 25, 2026Data engineeringOct 12 12d12 days agoApache Iceberg vs Apache Parquet: Table Format or File Format?Iceberg is a table format and Parquet is a file format. They are different layers of one stack, not alternatives, and an Iceberg table contains Parquet files.Data engineeringOct 12 12d12 days agoWhy Apache Arrow and Apache Parquet Are Not the Same ThingParquet is how columnar data sits on disk and Arrow is how it sits in memory. Every difference between them follows from that one split.Data engineeringOct 12 12d12 days agoParquet vs Avro vs ORC: Choosing a File Format in 2026Parquet and ORC are columnar and built for reading. Avro is row-oriented and built for writing. How to choose, and why Iceberg quietly uses all three.Data engineeringOct 12 12d12 days agoApache Iceberg Concurrency: Commit Conflicts, Isolation and RetriesWhat causes an Iceberg commit conflict, the retry properties that govern it, the two isolation levels, and how to design conflicts out of a busy table.Data engineeringOct 12 12d12 days agoDisaster Recovery for Apache Polaris: Backup and RestoreRecovering Polaris means recovering a metastore and object storage separately. What to back up, the order to restore in, and the failure mode nobody plans for.Data engineeringOct 12 12d12 days agoApache Iceberg Table Statistics: NDV, Puffin and Query PlansIceberg keeps per-file bounds automatically but table-level NDV statistics only when you compute them. Why that decides join order, and how to keep them fresh.DatabasesSep 30 3w3 weeks agoApache Polaris 1.8.0: What’s New, Breaking Changes, and Upgrade GuideApache Polaris 1.8.0 adds semantic-model privileges, safer commit handling, pagination controls, CLI improvements, and important database upgrade steps.Data engineeringSep 30 3w3 weeks agoApache Iceberg 1.12.0: What’s New, Breaking Changes, and Upgrade GuideApache Iceberg 1.12.0 expands v3 engine support, REST catalog operations, streaming reliability, and v4 groundwork. Learn the breaking changes and use a practical upgrade plan.Data engineeringSep 25 4w4 weeks agoApache Iceberg Views: Portable View Metadata Across SQL EnginesSee how the Iceberg View Spec stores SQL representations, schemas, dependencies, versions, and dialects so catalogs can share views across engines.Data engineeringSep 25 4w4 weeks agoApache Iceberg Geospatial Types: Geometry and Geography in the LakehouseLearn how Iceberg v3 stores geometry and geography, handles CRS metadata, writes Parquet values, and preserves spatial statistics across engines. About this blog
Dremio's own blog on dremio.com, found by the daily check.
Posts per week, last 26 weeks
10 a month over the last six months (or since the feed's oldest post)
History
Listed on Blogs Oct 24, 2026. No changes to its feed, status or cadence since.
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