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03 Row and Column Filtering

Exercise for filtering rows and columns









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? Filter out rows where the gender is missingMaleMultiple lines starts with "n"FemaleFemale and MarriedExclude GenderExclude Payment Methodby type selectionCustomer Data.CSVCustomer Data.CSVRow Filter Row Filter Row Filter Row Filter Row Filter Column Filter Column Filter CSV Reader CSV Reader 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? Filter out rows where the gender is missingMaleMultiple lines starts with "n"FemaleFemale and MarriedExclude GenderExclude Payment Methodby type selectionCustomer Data.CSVCustomer Data.CSVRow Filter Row Filter Row Filter Row Filter Row Filter Column Filter Column Filter CSV Reader CSV Reader

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Created by: Maarit Laukkanen
Created at: 2020-04-20
On NodePit since: 2023-03-09
Last update: 2024-05-05
Created with KNIME version: v4.7.0
Tags: row filtercolumn filter

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