Data and AI releases

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DuckDB v1.5.0 "Variegata"

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This release of DuckDB is named "Variegata" after the paradise shelduck Tadorna Variegata, also known as the paradise duck, a species of Shelduck (a group of goose-like ducks), endemic to New Zealand.

SQLObservabilityDeveloper tools

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Also shipped Mar 9, 2026DuckDB in March 2026 →

Reasoning mode for OpenAI thinking models

You can now control the reasoning effort of supported OpenAI reasoning models using the new reasoning_mode parameter in the think provider configuration. This parameter maps to OpenAI's reasoning_effort and accepts low , medium , or high .

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Logs - New MCP Portal Logs dataset and new fields across multiple Logpush datasets in Cloudflare Logs

Cloudflare has added new fields across multiple Logpush datasets : New dataset MCP Portal Logs : A new dataset with fields including ClientCountry , ClientIP , ColoCode , Datetime , Error , Method , PortalAUD , PortalID , PromptGetName , ResourceReadURI , ServerAUD , ServerID , ServerResponseDurationMs , ServerURL , SessionID , Success , ToolCallName ...

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truss 0.15.3

- feat(truss-train): Add REGISTRY_SECRET docker auth type Add OIDC documentation link to truss whoami --show-oidc output Release 0.15.3

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More from DuckDBEvery DuckDB release →

DuckDB v1.5.1 Bugfix Release

This is a bug fix release for various issues discovered after we released v1.5.0. Please also refer to the announcement blog post: https://duckdb.org/2026/03/23/announcing-duckdb-151 [Extensions] Preserve require order in InterpretedBenchmark CLI: Make help entry uppercase Restore view's bind_state when binding fails [Regression v1.5] Fix INTERNAL Error in...

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DuckDB v1.5.2 Bugfix Release

This is a bug fix release for various issues discovered after we released v1.5.1 Backport various race condition fixes to v1.4 bump ref to azure for v1.4.4 (rebuild) Internal #7584 : AsOf Simple Joins Do not write ccache to github cache for v1.4-andium Disable extension caching for v1.4 to free github cache space Disable save_cache for v1.4-andium Backport...

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DuckDB 1.4.4 Bugfix Release

This is a bug fix release for various issues discovered after we released 1.4.3. Please excuse the erroneous release earlier. Cast Fix: Correctly handle negative exponent with a number with a decimal in VARCHAR -> INTEGER cast [Storage] Fix NULL filter check for constant segments fixing staged upload for install.duckdb.org - hopefully Remove undefined loop...

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DuckDB v1.5.3 Bugfix Release

This is a bugfix release for various issues discovered after we released v1.5.2. Please also refer to the announcement blog post: https://duckdb.org/2026/05/20/announcing-duckdb-153 Use DB serialization compatibility for json_serialize_sql DuckLake Bump fix: resolve current catalog in ADBC Ingest to avoid temp table shadowing Fix TIMESTAMPFORMAT being...

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DuckDB 1.4.3 Bugfix Release

This is a bug fix release for various issues discovered after we released 1.4.2. implement proper equals for table functions Fix behavior for HAVING clause without a GROUP BY Remove httpfs patches and bump Correctly use a lock when accessing the EncryptionKeyManager Bump iceberg to now default available extension Extract all column bindings of json each...

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DuckDB v1.5.4 Bugfix Release

This is a bug fix release for various issues discovered after we released v1.5.3. Please also refer to the announcement blog post: https://duckdb.org/2026/06/17/announcing-duckdb-154.html backport 22094 backport 21815 & 21427 remove CleanupState destructor and remove noexcept on DuckCleanupInfo… Backport revert append fix to v1.4 Backport windows-32bit test...

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DuckDB v1.4.5 Bugfix Release

This is a bug fix release for various issues discovered after we released v1.4.4. Please also refer to the announcement blog post: https://duckdb.org/2026/06/17/announcing-duckdb-145.html Internal #7212 : FILL Empty Chunk Secret Manager: Ensure secrets are created exactly once Use FileSystem APIs in QueryProfiler::Write Fix escape handling in AddEscapes...

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DuckDB 1.4.2 Bugfix Release

This is a bug fix release for various issues discovered after we released 1.4.1. PR #19716 addresses the issues raised in CVE-2025-64429 . Users of the DuckDB encryption feature are encouraged to update.

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