Icon

03 Row and Column Filtering

03 Row and Column Filtering
Exercise: Column Filtering1) Read the adult_education.table file by executing the Table Reader node2) Exclude the "education-num" column- manually- by including only string type columns Exercise: Row Filtering1) Read the adult.csv file by executing the CSV Reader node2) Filter out rows where the marital status is missing3) Extract rows where - the marital status is divorced- the marital status is never married and age is between 20 and 40 (both included)- the workclass starts with "S"5) How many adults are- divorced?- never married?- never married and between 20 and 40 years old?- with work class State-gov, Self-emp-not-inc, or Self-emp-inc? adult.csvRead adult_education.tableFiltered out missingmartial status DivorcedNever MarriedAge between 20 and 40Starts with 'S'Exclude eductaion-num CSV Reader Table Reader Row Filter Row Filter Row Filter Row Filter Row Filter Column Filter Exercise: Column Filtering1) Read the adult_education.table file by executing the Table Reader node2) Exclude the "education-num" column- manually- by including only string type columns Exercise: Row Filtering1) Read the adult.csv file by executing the CSV Reader node2) Filter out rows where the marital status is missing3) Extract rows where - the marital status is divorced- the marital status is never married and age is between 20 and 40 (both included)- the workclass starts with "S"5) How many adults are- divorced?- never married?- never married and between 20 and 40 years old?- with work class State-gov, Self-emp-not-inc, or Self-emp-inc? adult.csvRead adult_education.tableFiltered out missingmartial status DivorcedNever MarriedAge between 20 and 40Starts with 'S'Exclude eductaion-num CSV Reader Table Reader Row Filter Row Filter Row Filter Row Filter Row Filter Column Filter

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: 2020-04-20
On NodePit since: 2022-02-23
Last update: 2024-05-05
Created with KNIME version: v4.5.0
Tags: row filtercolumn filter

Deploy, schedule, execute, and monitor your KNIME workflows locally, in the cloud or on-premises – with our brand new NodePit Runner.

Try NodePit Runner!