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Exercises

This directory contains 8 workflows.

Icon00_​Building_​your_​first_​workflow_​optional 

Step 1: Read a File. 1. Drag&Drop CustomerInfoSystem1.csv from the data folder in the KNIME Explorer to the Workflow Editor. 2. Click Okay to close the […]

Icon01_​Data_​Access 

Exercise 1 for the KNIME Analytics Platform for Data Wranglers course - Import data from different file formats (csv, table, xls) - Import data from SQLite […]

Icon02_​Data_​Merging 

Exercise 2 for the KNIME Analytics Platform for Data Wranglers course - Convert a column from number to string - Concatenate data from two different […]

Icon03_​Data_​Cleaning 

Solution to exercise 3 for the KNIME Analytics Platform for Data Wranglers course - Explore the properties of the data with the Data Explorer node - Manage […]

Icon04_​Data_​Transformation 

Exercise 4 for the KNIME Analytics Platform for Data Wranglers course - Transform a data table with the Unpivoting node and remove superfluous rows and […]

Icon05_​Data_​Manipulation_​optional 

Exercise 5 for the KNIME Analytics Platform for Data Wranglers course - Create a new feature using the Rule Engine node and the Constant Value Column node - […]

Icon06_​DateTime_​Manipulation 

Exercise 6 for the KNIME Analytics Platform for Data Wranglers course - Convert a String column to Date&Time format - Extract rows according to a date […]

Icon07_​Data_​Aggregation 

Exercise 7 for the KNIME Analytics Platform for Data Wranglers course - Calculate multiple aggregations using the Pivoting and GroupBy node - Join grouped […]