Download datasets for clickstream analysis from https://github.com/hortonworks/fieldeng-modern-clickstream/tree/master/data. To execute the "01_Clickstream_Analysis" workflow, the following datasets must be accessible at knime://knime.workflow/../_data: 1. clickstream-feed-generated.tsv.gz 2. products.tsv.gz 3. users.tsv.gz Datasets are downloaded only if they don't exist in the knime://knime.workflow/../_data folder. The datasets to download are in .tsv.gz format, which can be read with the File Reader node.