Releasesby Glyphuv 0.12.11
Release Notes Released on 2026-09-08. Preview features Generate missing artifact hashes when exporting pylock.toml files to ensure they conform to PEP 751 ( #20146 ) Warn when pylock.toml artifact hash tables are empty, which will be rejected in a future uv release ( #21462 ) Performance Speed up installs that overwrite existing files by eliminating...
Also shipped Sep 8, 2026Astral in September 2026 →
Conversational analytics now supports predictive modeling questions using the AI.PREDICT function
Conversational analytics now supports predictive modeling questions using the AI.PREDICT function . This feature is in Preview .
Add and drop hybrid table constraints online (General availability)
With this release, you can add and drop UNIQUE and FOREIGN KEY constraints on an existing hybrid table by using alter table . Previously, you had to define these constraints when you created the table, so adding a foreign key to a table that was already serving a workload meant recreating and reloading the table.
Shadow traffic for gateways (Preview)
With this preview release, you can use a shadow traffic gateway to send all production requests to a primary service endpoint while mirroring a percentage of those requests to one or more shadow endpoints. Responses from shadow endpoints aren't returned to clients.
The partner-powered AI features setting will be removed
On November 1, 2026, Databricks will remove the account- and workspace-level toggle for partner-powered AI features. Each workspace will keep its current setting value: if the setting is enabled, it stays enabled, and if it's disabled, it stays disabled. Removing the toggle doesn't change any setting values.
Incremental ingestion for Salesforce formula fields in Lakeflow Connect will soon be generally available
Incremental ingestion for Salesforce formula fields in Lakeflow Connect will soon be generally available. Today, Lakeflow Connect ingests formula fields by taking a full snapshot on each pipeline run by default. When incremental formula field ingestion is generally available, full snapshots will no longer be the default.
ABAC DENY policies are in Beta
ABAC DENY policies are in Beta in Unity Catalog. DENY policies can be used to explicitly deny the MANAGE ACCESS CONTROL privilege to prevent specified principals, including object owners, from performing access-management operations. They always take precedence over any grant. For details, see ABAC DENY policies (Beta) .
More from uvEvery uv release →
uv 0.12.12
Release Notes Released on 2026-09-09. The executables in our macOS and Windows release archives and uv and uv_build wheels are now code-signed. macOS executables are signed with an Apple Developer ID certificate and notarized by Apple. Windows executables have timestamped Authenticode signatures from Azure Artifact Signing.
uv 0.12.13
Release Notes Released on 2026-09-10. Python Add GraalPy 3.13.0 ( #21431 ) Enhancements Verify hashes when downloading PEP 658 metadata sidecars ( #21563 ) Preview features Respect ty exclusions when uv check automatically selects members of a virtual workspace ( #21555 ) Performance Avoid full wheel downloads during resolution by reusing supported hashes...
uv 0.12.10
Release Notes Released on 2026-09-04. Enhancements Attempt to revoke short-lived PyPI trusted-publishing tokens after uv publish completes, including when publishing fails ( #21423 ) Preview features Omit exclude-newer-package settings for packages outside the resolution from uv.lock with the missing-exclude-newer-package-lock preview feature ( #21455 )...
uv 0.12.9
Release Notes Released on 2026-09-01. Python Add CPython 3.15.0rc2 ( #21413 , #21415 ) Enhancements Add --no-locked and --no-frozen to disable lock modes enabled by UV_LOCKED and UV_FROZEN for a single invocation ( #21408 ) Report the exact command-line lock-mode flag in warnings and errors ( #21402 ) Performance Speed up cold wheel installs by extracting...
uv 0.12.17
Release Notes Released on 2026-09-18. Enhancements Reject unsupported Git archive paths in lockfiles with a clear error instead of panicking during frozen exports ( #21780 ) Preview features Set minimum glibc and musl versions that universal resolutions must support with minimum-libc-version ( #21651 ) Reject pylock.toml files whose wheel filenames do not...
uv 0.12.16
Release Notes Released on 2026-09-17. Python Add Pyodide 314.0.7, 0.29.5, and 0.27.8 ( #21741 ) Enhancements Verify downloaded wheels and source distributions against hashes supplied by package indexes ( #21562 ) Allow build-constraint-dependencies entries to include hashes for verifying downloaded build dependencies ( #21467 ) Honor Darwin platform_release...
uv 0.12.15
Release Notes Released on 2026-09-15. Performance Speed up cold-cache resolution and HTTP cache revalidation by batching cache writes ( #21675 ) Bug fixes Fix regressions in 0.12.14 when installing to symlinked destinations or using uv pip install --target .
uv 0.12.14
Release Notes Released on 2026-09-15. Enhancements Resume interrupted downloads with HTTP Range requests when supported ( #21570 ) Use a consistent format for error rendering ( #17110 ) Render error and warning causes with compact cause: labels ( #21599 , #21603 ) Show underlying causes and hints in user warnings ( #21565 ) Show resolver hints for failed uv...