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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? ReadAB_NYC_2019Node 16Node 17Node 18Node 19Node 20 File Reader GroupBy Table Rowto Variable GroupBy Joiner Row Filter 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? ReadAB_NYC_2019Node 16Node 17Node 18Node 19Node 20File Reader GroupBy Table Rowto Variable GroupBy Joiner Row Filter

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Created by: Maarit Laukkanen
Created at: 2020-10-26
On NodePit since: 2021-07-03
Last update: 2024-11-18
Created with KNIME version: v4.3.2
Tags: flow variabletable row to variable

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