Build from source
cargo install --locked --path .$ polars
Polars CLI version 0.3.0
Type .help for help.
>> select * FROM read_csv('examples/datasets/foods1.csv');
┌────────────┬──────────┬────────┬──────────┐
│ category ┆ calories ┆ fats_g ┆ sugars_g │
│ --- ┆ --- ┆ --- ┆ --- │
│ str ┆ i64 ┆ f64 ┆ i64 │
╞════════════╪══════════╪════════╪══════════╡
│ vegetables ┆ 45 ┆ 0.5 ┆ 2 │
│ seafood ┆ 150 ┆ 5.0 ┆ 0 │
│ meat ┆ 100 ┆ 5.0 ┆ 0 │
│ fruit ┆ 60 ┆ 0.0 ┆ 11 │
│ … ┆ … ┆ … ┆ … │
│ seafood ┆ 200 ┆ 10.0 ┆ 0 │
│ seafood ┆ 200 ┆ 7.0 ┆ 2 │
│ fruit ┆ 60 ┆ 0.0 ┆ 11 │
│ meat ┆ 110 ┆ 7.0 ┆ 0 │
└────────────┴──────────┴────────┴──────────┘Or pipe your SQL command directly inline:
$ echo "SELECT category FROM read_csv('examples/datasets/foods1.csv')" | polars
┌────────────┐
│ category │
│ --- │
│ str │
╞════════════╡
│ vegetables │
│ seafood │
│ meat │
│ fruit │
│ … │
│ seafood │
│ seafood │
│ fruit │
│ meat │
└────────────┘| Feature | Description |
|---|---|
| default | The default feature set that includes all other features. |
| highlight | Provides syntax highlighting |
| parquet | Enables reading and writing of Apache Parquet files. |
| json | Enables reading and writing of JSON files. |
| ipc | Enables reading and writing of IPC/Apache Arrow files |