Polars-readme-3.sh
· 415 B · Bash
原始檔案
# run an inline SQL query
> polars -c "SELECT species, AVG(sepal_length) AS avg_sepal_length, AVG(sepal_width) AS avg_sepal_width FROM read_csv('docs/assets/data/iris.csv') GROUP BY species;"
# run interactively
> polars
Polars CLI v0.3.0
Type .help for help.
> SELECT species, AVG(sepal_length) AS avg_sepal_length, AVG(sepal_width) AS avg_sepal_width FROM read_csv('docs/assets/data/iris.csv') GROUP BY species;
| 1 | # run an inline SQL query |
| 2 | > polars -c "SELECT species, AVG(sepal_length) AS avg_sepal_length, AVG(sepal_width) AS avg_sepal_width FROM read_csv('docs/assets/data/iris.csv') GROUP BY species;" |
| 3 | |
| 4 | # run interactively |
| 5 | > polars |
| 6 | Polars CLI v0.3.0 |
| 7 | Type .help for help. |
| 8 | |
| 9 | > SELECT species, AVG(sepal_length) AS avg_sepal_length, AVG(sepal_width) AS avg_sepal_width FROM read_csv('docs/assets/data/iris.csv') GROUP BY species; |