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03 Flow Variables

03 Flow Variables
Exercise: Flow VariablesRead the New York City Airbnb data by executing the CSV 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? Read ITHelpDesk.csvCount byRequestorId with most ticketsFilter to theRequestor with most tickets CSV Reader GroupBy Sorter Row Filter Table Rowto Variable Exercise: Flow VariablesRead the New York City Airbnb data by executing the CSV 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? Read ITHelpDesk.csvCount byRequestorId with most ticketsFilter to theRequestor with most ticketsCSV Reader GroupBy Sorter Row Filter Table Rowto Variable

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Created by: Maarit Laukkanen
Created at: 2020-10-26
On NodePit since: 2022-03-11
Last update: 2024-12-17
Created with KNIME version: v4.5.1
Tags: flow variabletable row to variable

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