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01b. Data app - Exercise

<p><strong>Your Turn – Create a Data App from a Workflow</strong></p><p>This workflow is your starting point: a classic example covering data access, preprocessing, and visualization – ready for you to transform into your own interactive Data App.</p><p></p><p>You can find step-by-step instructions on how to turn this workflow into a Data App here: https://docs.knime.com/latest/data_apps_beginners_guide/#introduction</p>
Data Access

  • Provide file path

Data Preprocessing

  • Filter columns and rows

Data Visualization

  • Show sales by time and country

Start here!

  1. Group the visualizations in a component

    • Select the nodes

    • Right click

    • Create Component

  2. Now upload and execute the data app on KNIME Hub.

Create Your Own Data App

The example workflow demonstrates how to access, preprocess, and visualize sales data. You can find step-by-step instructions on how to turn this workflow into a Data App here.

Note that you need a paid plan subscription to schedule workflows on KNIME Hub.

Select "country", "date" and "amount" columns
Column Filter
Read sales_2008-2011.csv
CSV Reader
Exclude rows where country unknown
Row Filter
Pie Chart
Total sales by date
Line Plot
Color Manager

Nodes

Extensions

Links

Download

To use this workflow in KNIME, download it from the below URL and open it in KNIME:

Download Workflow
Created by: Maarit Laukkanen
Created at: 2018-07-23
On NodePit since: 2025-10-28
Last update: 2025-10-30
Created with KNIME version: v5.8.0

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