Mingyi World Elasticsearch

Jul 11, 2026 · Backend Development

Elasticsearch Introduces True Columnar Mode: What It Means for Storage and Analytics

Elasticsearch adds a new Columnar Mode in the 9.5 tech preview and 9.6 GA, storing data once in a columnar layout with on‑demand indexing, which cuts storage costs, speeds analytical queries, keeps the existing document mode intact, and offers a migration path for append‑only log and security workloads.