nodejs-polars-v0.11.0

What's Changed

• 0.10.0 release by @universalmind303 in #188
• fix: df schema fix by @universalmind303 in #189
• Adding cloud options to scan_parquet by @Bidek56 in #173
• Adding quote option to writeCSV by @Bidek56 in #174
• Updating to rs-0.38.3 by @Bidek56 in #193
• Fix transpose with option columnNames working with arrays by @gustaferiksson in #195
• Upgrading to rs 0.39 by @Bidek56 in #196
• Replacing groupBy count with len by @Bidek56 in #192
• Upgrading to rs-0.39.2 by @Bidek56 in #199
• Adding trigonometry functions by @Bidek56 in #198
• Adding arc functions by @Bidek56 in #200
• ignore .DS_Store by @universalmind303 in #201

New Contributors

• @gustaferiksson made their first contribution in #195

Full Changelog: nodejs-polars-v0.10.0...nodejs-polars-v0.11.0

nodejs-polars-v0.10.0

Highlights

New support for polars sql 🎉

import pl from "nodejs-polars"

const df = pl.DataFrame({
    title: ["The Godfather", "The Dark Knight", "Schindler's List", "Pulp Fiction", "The Shawshank Redemption"],
    release_year: [1972, 2008, 1993, 1994, 1994],
    budget: [6000000, 185000000, 22000000, 8000000, 25000000],
    gross: [134821952, 533316061, 96067179, 107930000, 28341469],
    imdb_score: [9.2, 9.0, 8.9, 8.9, 9.3]
});

const ctx = pl.SQLContext({ films: df });

// Execute a SQL query against the registered frame data
const result = ctx.execute(`
    SELECT title, release_year, imdb_score
    FROM films
    WHERE release_year > 1990
    ORDER BY imdb_score DESC
`, { eager: true });

console.log(result);

>>> shape: (4, 3)
┌──────────────────────────┬──────────────┬────────────┐
│ title                    ┆ release_year ┆ imdb_score │
│ ---                      ┆ ---          ┆ ---        │
│ str                      ┆ f64          ┆ f64        │
╞══════════════════════════╪══════════════╪════════════╡
│ The Shawshank Redemption ┆ 1994.0       ┆ 9.3        │
│ The Dark Knight          ┆ 2008.0       ┆ 9.0        │
│ Schindler's List         ┆ 1993.0       ┆ 8.9        │
│ Pulp Fiction             ┆ 1994.0       ┆ 8.9        │
└──────────────────────────┴──────────────┴────────────┘

What's Changed

• Upgrading toolchain by @Bidek56 in #179
• Upgrading biome by @Bidek56 in #182
• Removing unused imports by @Bidek56 in #184
• Adding pivot separator option by @Bidek56 in #181
• feat: add sqlContext by @universalmind303 in #185
• fix: cjs compatibility by @universalmind303 in #187

Full Changelog: nodejs-polars-v0.9.0...nodejs-polars-v0.10.0

nodejs-polars-v0.9.0

What's Changed

• 0.8.4 release by @universalmind303 in #150
• Adding error message to date repeat by @Bidek56 in #149
• Upgrading to RS 0.36.2 by @Bidek56 in #156
• Adding sinkCSV to ldf by @Bidek56 in #168
• fix(partitionBy): set default value for includeKey by @invakid404 in #169
• Adding DF upsample by @Bidek56 in #163
• Adding ldf sinkParquet by @Bidek56 in #171
• Fixing documentation for DF .eq string expr by @Bidek56 in #159
• Adding Series valueCounts implementation by @Bidek56 in #166
• bump polars version by @universalmind303 in #177

New Contributors

• @invakid404 made their first contribution in #169

Full Changelog: nodejs-polars-v0.8.4...nodejs-polars-v0.9.0

Node Polars 0.8.4

What's Changed

• release: 0.8.3 by @universalmind303 in #137
• Upgrading biome and fixing linting errors by @Bidek56 in #139
• Using rs-0.34 and git hashes by @Bidek56 in #141
• Fixing top section of Readme by @Bidek56 in #135
• Fixing unique expr with maintainOrder option by @Bidek56 in #143
• Upgrading to rs-0.35 by @Bidek56 in #144
• Fixing skip_rows bug and adding scanCSV options by @Bidek56 in #147
• Updating libraries by @Bidek56 in #148
• drop support for i686 windows target by @universalmind303 in #152

Full Changelog: nodejs-polars-v0.8.3...nodejs-polars-v0.8.4

Node Polars 0.8.3

What's Changed

• Include missing pl.lit call in README.md by @rgbkrk in #112
• Adding bun step to CI by @Bidek56 in #115
• Fixing quoteChar typo by @Bidek56 in #117
• fix: from_rows by @universalmind303 in #118
• perf: string cast optimizations by @universalmind303 in #120
• Adding diagonal how to DF concat by @Bidek56 in #125
• Adding sum, min and max horizontal by @Icequeen3333 in #123
• Adding ddof to JsRollingOptions by @Bidek56 in #130
• Minor fix in doc of option quoteChar by @vreyespue in #131
• create built in way to visualize dataframe in Jupyter by @rgbkrk in #132
• Adding ewmMean, ewmStd, ewmVar by @Bidek56 in #129
• Fixing docs by @Bidek56 in #134

New Contributors

• @rgbkrk made their first contribution in #112
• @vreyespue made their first contribution in #131

Full Changelog: nodejs-polars-v0.8.2...nodejs-polars-v0.8.3

Node Polars 0.8.2

What's Changed

• fix: properly parse js regex patterns by @universalmind303 in #92
• Fixing date to time conversion by @Bidek56 in #94
• Adding categorical ToNapiValue by @Bidek56 in #97
• Adding webpack node-loader line to readme by @Bidek56 in #100
• Adding allHorizontal/anyHorizontal by @Icequeen3333 in #102
• Upgrading rs to 0.32 and few other packages by @Bidek56 in #99
• Fixing documentation for readJSONStream, adding a test for readJSONStream with lines by @Bidek56 in #103
• Migrate to Biome. by @denbezrukov in #104
• Adding Node 20 by @Bidek56 in #107
• Upgrading typedoc to match typescript by @Bidek56 in #105

New Contributors

• @Icequeen3333 made their first contribution in #102
• @denbezrukov made their first contribution in #104

Full Changelog: nodejs-polars-v0.8.1...nodejs-polars-v0.8.2

See latest release available in npm

Node Polars 0.8.1

What's Changed

• Updated polars to latest version by @Bidek56 and @universalmind303
• Adding intRanges by @Bidek56 in #86
• Adding jsonExtract function by @Bidek56 in #84

Full Changelog: nodejs-polars-v0.8.0...nodejs-polars-v0.8.1

nodejs-polars-v0.7.4

What's Changed

• Fix TS2556 for select when spreading an array by @sezanzeb in #59
• Allow to mixing series and expressions in withColumns by @sezanzeb in #58
• Adding check for null element in a DF by @Bidek56 in #60
• feat: 🎸 support dtypes option for read_csv function by @littledian in #64
• Allowing pl.when by @sezanzeb in #67
• fix: 🐛 dtypes should take effect on readCSV for buffer input by @littledian in #68

New Contributors

• @sezanzeb made their first contribution in #59
• @Bidek56 made their first contribution in #60
• @littledian made their first contribution in #64

Full Changelog: nodejs-polars-v0.7.3...nodejs-polars-v0.7.4

Node Polars 0.7.3

Highlights

• add support for aarch64-unknown-linux-musl, x86_64-unknown-linux-musl and aarch64-linux-android targets.
• better docs & autocomplete.

Enhancements

• add option interfaces for functions in intellisense
• add str padding methods

Bug Fixes

• add anti & semi join type
• fix broken link in join documentation

Other improvements

• migrate from eslint to the much faster rome linter.

Thank you to all our contributors for making this release possible!
@Brooooooklyn @johanroelofsen @cojmeister

nodejs-polars-v0.7.2

What's Changed

• fix: issue with scoped module by @alex-patow in #26

New Contributors

• @alex-patow made their first contribution in #26

Full Changelog: nodejs-polars-v0.7.1...nodejs-polars-v0.7.2