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Extremely fast Query Engine for DataFrames, written in Rust

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Polars rs-0.4.0

Polars: rs-0.4.0 Release

Release date:

October 11, 2020

Previous version:

py-polars-v0.14.13 (released September 23, 2022)

Magnitude:

24,591 Diff Delta

Contributors:

2 total committers

Data confidence:

Commits:

172

172 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

10 minutes to pypolars

Authored September 17, 2020

[python] init lazy api

Authored October 8, 2020

[Python] use dtype objects; closes #78

Authored September 21, 2020

use chunkset in may_apply on DataFrame docs

Authored August 30, 2020

increase perfomance of comparissons; #72

Authored September 12, 2020

increase performance parallel joins

Authored September 19, 2020

add lazy sort

Authored September 27, 2020

[Python] wrap more safety around ufunc utilizaton and implementation on all supported types; closes #38 closes #32

Authored September 20, 2020

parallel iterators for Utf8Chunked

Authored September 19, 2020

vendor arrow simd operations so that we can use latest nightly

Authored October 11, 2020

remove enum dispatch dependency

Authored September 24, 2020

lazy scanDataFrame

Authored September 26, 2020

[Lazy] HStack

Authored October 8, 2020

initial lazy setup

Authored September 26, 2020

[Python]: use python file handlers; closes #76

Authored September 21, 2020

[lazy] with then otherwise implemented

Authored October 9, 2020

[lazy] type coercion optimization; closes #96

Authored October 6, 2020

zero copy ufunc in rust memory?; #38

Authored September 15, 2020

[lazy] all eager aggregations added; #99

Authored October 4, 2020

Use AlignedVec wrapper for aligned vector allocaton, such that the destructor is called with the proper alignment

Authored October 3, 2020

ignore error option for readers; closes #69

Authored September 11, 2020

implicitly groupby without selection and return all column that support the operation

Authored September 23, 2020

random init and iris pipeline update

Authored September 6, 2020

group by aggregate function 'last'; #44

Authored September 21, 2020

groupby on multiple keys

Authored September 3, 2020

make lazy api sync

Authored October 7, 2020

[Python] apply lambda

Authored September 24, 2020

add cache optimal zip kernel

Authored October 9, 2020

drop schema in DataFrame. 0

Authored September 5, 2020

groupby select multiple columns; closes #65

Authored September 2, 2020

melt operation and df! macro

Authored September 25, 2020

explode operation

Authored September 25, 2020

add select projection to lazy process

Authored September 26, 2020

[python] add shift; closes #89

Authored September 26, 2020

join predicate pushdown optimization

Authored October 1, 2020

multiple aggregations on columns and 'agg' syntax; #44 ; closes #75

Authored September 23, 2020

use same formatting for ChunkedArrays as used for Series

Authored September 6, 2020

vendor arrow arithmetic kernel

Authored October 11, 2020

fix failing test and bad reference desing in LargeList builder

Authored September 6, 2020

expand_at_index operation and with_column operation in lazy api; closes #103

Authored October 7, 2020

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Top Contributors in rs-0.4.0

ritchie46

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