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03 Flow Variables

03 Flow Variables
Exercise: Flow VariablesRead the New York City Airbnb data by executing the File Reader node. Filter the data to the listings ofthe host with the most offers:1) Count the number of rows by host id2) Sort the aggregated data descending by the count of rows3) Transform the top row into a flow variable4) Use a Row Filter node to filter the original dataset. Overwrite the filtering pattern with the host_idflow variable. How many rooms or apartments does this host id offer? In which neighborhood groupare they located?5) show the result in bar chart with color ReadAB_NYC_2019Filter Top Host IDMax,Min,and Mean bygrouping neighbourhoodInteractive ChartNode 25Node 26 File Reader Row Filter GroupBy Bar Chart color Top Host ID Exercise: Flow VariablesRead the New York City Airbnb data by executing the File Reader node. Filter the data to the listings ofthe host with the most offers:1) Count the number of rows by host id2) Sort the aggregated data descending by the count of rows3) Transform the top row into a flow variable4) Use a Row Filter node to filter the original dataset. Overwrite the filtering pattern with the host_idflow variable. How many rooms or apartments does this host id offer? In which neighborhood groupare they located?5) show the result in bar chart with color ReadAB_NYC_2019Filter Top Host IDMax,Min,and Mean bygrouping neighbourhoodInteractive ChartNode 25Node 26 File Reader Row Filter GroupBy Bar Chart color Top Host ID

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Created by: Maarit Laukkanen
Created at: 2020-10-26
On NodePit since: 2021-04-09
Last update: 2024-04-27
Created with KNIME version: v4.3.2
Tags: flow variabletable row to variable

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