• Convert parquet files to lance

• Working with GCS

  • Using gcloud auth application-default login to generate Application Default Credentials (ADC)

```zsh parquet2lance \ -i gs://cloud-samples-data/bigquery/us-states/ \ -o test.lance -O

parquet2lance \ -i gs://cloud-samples-data/bigquery/us-states/us-states.parquet \ -o test.lance -O ```

• From GCS to GCS

```zsh parquet2lance \ -i gs://cloud-samples-data/bigquery/us-states/ \ -o gs://your-bucket-name/bigquery/us-states/

parquet2lance \ -i gs://cloud-samples-data/bigquery/us-states/us-states.parquet \ -o gs://your-bucket-name/bigquery/us-states/us-states.lance ```

• Working with local FS

```zsh gsutil cp gs://cloud-samples-data/bigquery/us-states/us-states.parquet test.parquet

parquet2lance -i test.parquet -o test.lance -O ```