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pola-rs/polars
Dataframes powered by a multithreaded, vectorized query engine, written in Rust
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Polars rs-0.19.0

Polars: rs-0.19.0 Release

Release date:
January 19, 2022
Previous version:
rs-0.18.0 (released November 28, 2021)
Magnitude:
26,595 Diff Delta
Contributors:
7 total committers
Data confidence:
Commits:
197 impacting commits

197 Commits in this Release

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

WIP: TimeUnits and TimeZones init (#2209)
Authored December 29, 2021
Duration datatype (#2265)
Authored January 6, 2022
chore: increase nodejs code cov (#2200)
Authored December 28, 2021
remove awkward traits
Authored January 17, 2022
update arrow: completely backed by Vec (#2114)
Authored December 22, 2021
Nodejs interop (#2401)
Authored January 16, 2022
remove old pivot code
Authored January 17, 2022
nodejs json writer updates, and #2210 fix (#2216)
Authored December 29, 2021
add rolling options to rolling_apply (#2283)
Authored January 12, 2022
fix bug in predicate pushdown
Authored January 16, 2022
redo pivot
Authored January 15, 2022
feat(js): Buffer read functionality (#2193)
Authored December 28, 2021
Add DataFrame tests (#2138)
Authored December 23, 2021
remove itertools dep
Authored December 26, 2021
restructure lazy logicalplan module
Authored December 26, 2021
feat(js): add extend & horizontal concat (#2177)
Authored December 27, 2021
update arrow and json writers (#2201)
Authored December 28, 2021
fix bug in outer join on categorical
Authored January 17, 2022
cleanup more old code
Authored January 17, 2022
initial emwa implementation (#2150)
Authored December 24, 2021
parallel parquet reader
Authored December 21, 2021
ewma null implementation (#2166)
Authored December 25, 2021
Tighten type annotations on DataFrame and Series get/set (#2142)
Authored December 23, 2021
nodejs: minor update to constructor types (#2361)
Authored January 12, 2022
lazy: fix bug in join suffix and improve call ergonomics
Authored January 11, 2022
Refactor DataFrame.__getitem__ (#2134)
Authored December 23, 2021
feat(nodejs): add ceil & clip (#2410)
Authored January 17, 2022
improve conversion to ndarray/numpy
Authored January 19, 2022
improve Expr::apply
Authored January 9, 2022
implement emw_std/var (#2167)
Authored December 25, 2021
product expression
Authored January 8, 2022
add arr.concat singleton lists (#2279)
Authored January 6, 2022
Refactor Series arithmetic methods (#2121)
Authored December 22, 2021
fix bug in predicate pushdown when multiple predicates have the same root column
Authored January 12, 2022
parallel dispatch in lazy scanner
Authored December 22, 2021
implement clip and ceil (#2369)
Authored January 14, 2022
update arrow
Authored January 9, 2022
add min_periods to ewma (#2165)
Authored December 25, 2021
WIP: Fix pygroupby dispatch (#2136)
Authored December 25, 2021
List builder for arbitrary nested types (#2297)
Authored January 7, 2022

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Top Contributors in rs-0.19.0

ritchie46
universalmind303
zundertj
mhconradt
marcvanheerden
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