<@U0A71G31CDV> what is the next stable version of ...
# questions-and-troubleshooting
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@Rocky what is the next stable version of starrocks after 3.5. 4.0 or 4.1
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The next version of StarRocks after 3.5 is 4.0. Following the standard release sequence, the versions progressed from the 3.x series into the 4.x series. Version Timeline & Status As of August 2026, the release sequence is as follows: * 3.5: Released in mid-2025. It is currently considered a Stable (maintenance) version. * 4.0: Released in October 2025. This was the first major release after the 3.5 series, introducing native columnar performance for JSON and significantly improved Apache Iceberg support. * 4.1: Released in April/May 2026. It is currently the Latest stable release, featuring range-based tablet auto-splitting and native support for semi-structured data in Iceberg. Key Version Differences * StarRocks 4.0: Focused on a "Major Milestone" for performance (up to 60% faster on TPC-DS), native JSON types (no flattening required), and a new Compaction API for data lakes. * StarRocks 4.1: Introduced "Adaptive Layout" capabilities, such as automatic tablet splitting and merging for shared-data clusters, to handle data skew and multi-tenant scaling automatically. If you are planning an upgrade from 3.5, you would typically move to 4.0 first before moving to 4.1. Note that when upgrading to 4.0, you must be on at least v3.5.2 to ensure metadata compatibility for potential downgrades. References • release_notes/release-4.0.md • release_notes/release-3.5.md