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@dependabot dependabot bot commented on behalf of github Nov 24, 2025

Bumps duckdb from 1.3.0 to 1.4.2.

Release notes

Sourced from duckdb's releases.

Python DuckDB v1.4.2

This is a bug fix release for various issues discovered after we released v1.4.1.

Also see the DuckDB v1.4.2 Changelog.

What's Changed

Full Changelog: duckdb/duckdb-python@v1.4.1...v1.4.2

Changelog

Sourced from duckdb's changelog.

Changelog

v1.4.1

DuckDB Core: v1.4.1

Bug Fixes

  • ADBC Driver: Fixed ADBC driver implementation (#81)
  • SQLAlchemy compatibility: Added __hash__ method overload (#61)
  • Error Handling: Reset PyErr before throwing Python exceptions (#69)
  • Polars Lazyframes: Fixed Polars expression pushdown (#102)

Code Quality Improvements & Developer Experience

  • MyPy Support: MyPy is functional again and better integrated with the dev workflow
  • Stubs: Re-created and manually curated stubs for the binary extension
  • Type Shadowing: Deprecated typing and functional modules
  • Linting & Formatting: Comprehensive code quality improvements with Ruff
  • Type Annotations: Added missing overloads and improved type coverage
  • Pre-commit Integration: Added ruff, clang-format, cmake-format and mypy configs
  • CI/CD: Added code quality workflow
Commits
  • 70380a1 Submodule at 68d7555 for 1.4.2 release
  • 13827e7 Fix InsertRelation on attached database (#155)
  • 7ccc8e9 Add explicit .pl(lazy=True) overload (#172)
  • 20bfd52 review feedback
  • 10e0ef3 Add explicit polars overloads
  • 95a9968 Fix InsertRelation on attached database
  • f3b8c8a Bumped submodule
  • f5618a3 Bumped submodule
  • 17a0cad remove experimental import because of the transitive dependencies that requires
  • e35a2ce mypy shouldn't check experimental.spark
  • Additional commits viewable in compare view

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Bumps [duckdb](https://github.com/duckdb/duckdb-python) from 1.3.0 to 1.4.2.
- [Release notes](https://github.com/duckdb/duckdb-python/releases)
- [Changelog](https://github.com/duckdb/duckdb-python/blob/main/CHANGELOG.md)
- [Commits](duckdb/duckdb-python@v1.3.0...v1.4.2)

---
updated-dependencies:
- dependency-name: duckdb
  dependency-version: 1.4.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file python Pull requests that update Python code labels Nov 24, 2025
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