polars Releases
177 releases of pola-rs/polars
- py-1.32.3Python Polars 1.32.3
Python Polars 1.32.3 focuses on streaming engine improvements, IR graph visualization, and fixes for Arrow C API and serialization issues.
Aug 14, 2025
- py-1.32.2Python Polars 1.32.2
Python Polars 1.32.2 is a minor release primarily fixing the python package version reporting and adding documentation for arr.len().
Aug 7, 2025
- py-1.32.1Python Polars 1.32.1
Python Polars 1.32.1 focuses on streaming engine lowering of operations and Iceberg/Delta Lake pre-filtering optimizations.
Aug 6, 2025
- rs-0.50.0Rust Polars 0.50.0
A major release focusing on performance improvements, new streaming engine optimizations, and enhancements to the DSL and Categorical/Enum handling. Introduces `Selector` as a concrete part of the DSL and reworks categorical systems using (Frozen)Categories.
Aug 1, 2025
- py-1.32.0Python Polars 1.32.0
Python release synchronized with Rust 0.50.0, featuring the same highlights regarding `Selector`, Categoricals, and streaming performance. Includes Python-specific enhancements like caching credentials and AWS endpoint loading.
Aug 1, 2025
- v0.5.2Release v0.5.2
This release updates the default model to GPT-4.1-mini, which is reported to bring considerable quality improvements. Users are advised to retest important scenarios as the new model may exhibit significant behavioral differences compared to the previous default of GPT-4o-mini.
Jul 31, 2025
- v0.5.1-alphaRelease v0.5.1-alpha (including paper resources)
This alpha release introduces the TinyTroupe paper preprint and includes major improvements to agent generation, simulation performance, and LLM integration utilities.
Jul 16, 2025
- rs-0.49.1Rust Polars 0.49.1
A minor patch release fixing bugs and adding a few enhancements following the major 0.49.0 release.
Jun 30, 2025
- rs-0.49.0Rust Polars 0.49.0
Major release introducing the new streaming engine and removing the old one. Significant changes to the DSL, including `DataTypeExpr` and `list.eval` becoming AExprs. Includes Iceberg support.
Jun 30, 2025
- py-1.31.0Python Polars 1.31.0
Python release synchronized with Rust 0.49.0. Includes the removal of the old streaming engine and new features like `list.filter` and `LazyFrame.match_to_schema`.
Jun 18, 2025
- py-1.30.0Python Polars 1.30.0
Python release synchronized with Rust 0.48.0. Introduces `list.filter`, new streaming cross-join, and various IO enhancements including improved time-string parsing.
May 21, 2025
- rs-0.48.1Rust Polars 0.48.1
Patch release fixing serialization issues and build system problems.
May 21, 2025
- rs-0.48.0Rust Polars 0.48.0
Rust release synchronized with Python 1.30.0. Focuses on the new streaming engine (cross-join, multiscan) and various bug fixes.
May 20, 2025
- rs-0.47.0Rust Polars 0.47.1
This release focuses on advancing the 'new streaming engine' by introducing lazy sinks, partitioning strategies, and performance optimizations. It also includes significant SQL enhancements and cloud support for Unity Catalog.
May 5, 2025
- py-1.29.0Python Polars 1.29.0
Python release synchronized with Rust 0.47.1. Focuses on the new streaming engine features and bug fixes.
Apr 30, 2025
- py-1.28.1Python Polars 1.28.1
A maintenance release focusing on bug fixes for categorical re-encoding in Parquet and parquet predicate filtering, along with documentation updates for the new multiplexing feature.
Apr 27, 2025
- py-1.28.0Python Polars 1.28.0
Significant performance improvements for the streaming engine and new features including GPU support for sinks and enhanced rolling statistics like kurtosis.
Apr 26, 2025
- py-1.27.1Python Polars 1.27.1
A bug fix release addressing deadlocks in streaming distributors and predicate filters, alongside improvements to expression autocomplete.
Apr 11, 2025
- py-1.27.0Python Polars 1.27.0
Introduces SQL string functions and business day checks, modifies the Partition API, and includes performance optimizations for streaming joins.
Apr 9, 2025
- v3.0.0n.eko v3.0.0
Major version update focusing on server-side refactoring, introducing a REST API, Prometheus metrics, and enhanced capture capabilities like webcam passthrough and simulcast.
Apr 1, 2025