Databend Releases
This page provides information about recent features, enhancements, and bug fixes for Databend.
Dec 10, 2025 (v1.2.856-nightly)
What's Changed
Exciting New Features ✨
- feat: add explicit FLUSH PRIVILEGES to refresh role cache for query node by @camilesing in #19066
- feat: heuristic rule for fuse parquet dictionary page by @dantengsky in #19024
- feat: spill profile metrics by @BohuTANG in #19075
- feat(query): add metrics session_acquired_queries_total by @everpcpc in #19087
Code Refactor 🎉
- refactor(query): supports parallel data transmission between nodes by @zhang2014 in #18984
- refactor: build the runtime filter during the HashJoin block collection process by @SkyFan2002 in #19058
Build/Testing/CI Infra Changes 🔌
- ci: benchmark optimize by @everpcpc in #19086
Others 📒
- chore: combine the logic that triggers automatic compression upon write by @zhyass in #19050
- chore: revert structured spill config by @BohuTANG in #19088
Full Changelog: https://github.com/databendlabs/databend/releases/tag/v1.2.856-nightly
Dec 9, 2025 (v1.2.855-nightly)
What's Changed
Exciting New Features ✨
- feat: perf small_union and small_symmetric_difference by @KKould in #19069
Thoughtful Bug Fix 🔧
- fix: http handler cut block to pages using memory size after gc. by @youngsofun in #19071
- fix: query error when stream_consume_batch_size_hint is not 0 by @zhyass in #19074
Code Refactor 🎉
- refactor: try reduce aggregate hash index cost on hot path by @dqhl76 in #19072
Build/Testing/CI Infra Changes 🔌
- ci: fix do not sync debug symbols to R2 by @everpcpc in #19078
- ci: rename debug symbol for publish by @everpcpc in #19080
- ci: benchmark tpch1000 with local disk cache by @everpcpc in #19081
Full Changelog: https://github.com/databendlabs/databend/releases/tag/v1.2.855-nightly
