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05 Components

Exercise for creating a component and using a shared component.

Use a flow variable to customize the workflow based on a user selection. Create a component and use a publicly available shared component.



Exercise: ComponentsExecute the workflow below. It filters the data to the northmost country or territory in the data. 1.1) Let's look for the northmost country or region on each continent. Create a Value Selection Configuration node to select one of the UNcontinental regions in the data.1.2) Add a Row Filter node in front of the GroupBy node. Filter the data by the selected continent. 1.3) Encapsulate the nodes into a component. Make sure you add a data output to the component. What is the northmost country in Asia?And in Africa?2.1) Visualize the pace of population increase in the countries in a choropleth world map. Drag&drop the Choropleth World Map sharedcomponent from the KNIME Hub (or the EXAMPLES Server). 2.2) Select the Country/Territory and Change (population) columns in its configuration dialog2.3) Open its interactive view. On which continent are the countries located where the population increases the fastest? JoinedCountryData.tableMaximum latitudeFilter to the northmost countryor territoryJoinedCountryData.tableLife expectancy bycountries Table Reader GroupBy Rule-basedRow Filter Table Rowto Variable Northmost countryby continent Table Reader ChoroplethWorld Map Exercise: ComponentsExecute the workflow below. It filters the data to the northmost country or territory in the data. 1.1) Let's look for the northmost country or region on each continent. Create a Value Selection Configuration node to select one of the UNcontinental regions in the data.1.2) Add a Row Filter node in front of the GroupBy node. Filter the data by the selected continent. 1.3) Encapsulate the nodes into a component. Make sure you add a data output to the component. What is the northmost country in Asia?And in Africa?2.1) Visualize the pace of population increase in the countries in a choropleth world map. Drag&drop the Choropleth World Map sharedcomponent from the KNIME Hub (or the EXAMPLES Server). 2.2) Select the Country/Territory and Change (population) columns in its configuration dialog2.3) Open its interactive view. On which continent are the countries located where the population increases the fastest? JoinedCountryData.tableMaximum latitudeFilter to the northmost countryor territoryJoinedCountryData.tableLife expectancy bycountries Table Reader GroupBy Rule-basedRow Filter Table Rowto Variable Northmost countryby continent Table Reader ChoroplethWorld Map

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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: 2020-10-23
On NodePit since: 2023-03-09
Last update: 2026-01-08
Created with KNIME version: v4.7.0
Tags: flow variablecomponentshared componentconfiguration

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