use the new (KNIME 4.6) integrated Python extension to read and write ARFF file into KNIME, export it again as Parquet, put it into SQLite database and read it back

use the new (KNIME 4.6) integrated Python extension to read and write ARFF file into KNIME, export it again as Parquet, put it into SQLite database and read it back

How to Set Up Your Python Extensions
https://www.knime.com/blog/how-to-setup-the-python-extension

External resources

• MEDIUM Blog: KNIME and Python — Setting up and managing Conda environments
• Attribute Relation File Format (ARFF)
• Problem with sidebar in Python Script node
• KNIME Python Integration Guide
• Meta Collection about KNIME and Python
• Read ORC file into KNIME's Python node
• SQLite Tutorial