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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? 4,441- never married? 10,680- never married and between 20 and 40 years old? 7,908- with work class State-gov, Self-emp-not-inc, or Self-emp-inc? 4,953 adult.csvRead adult_education.tableexclude missingmarital statusmarital status = never marriedworkclass beginswith "S"marital status = divorcedage between20 and 40exclude "education-num"by type selectionexclude "education-num"manually CSV Reader Table Reader Row Filter Row Filter Row Filter Row Filter Row Filter Column 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? 4,441- never married? 10,680- never married and between 20 and 40 years old? 7,908- with work class State-gov, Self-emp-not-inc, or Self-emp-inc? 4,953 adult.csvRead adult_education.tableexclude missingmarital statusmarital status = never marriedworkclass beginswith "S"marital status = divorcedage between20 and 40exclude "education-num"by type selectionexclude "education-num"manually CSV Reader Table Reader Row Filter Row Filter Row Filter Row Filter Row Filter Column Filter Column Filter

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Created by: Maarit Laukkanen
Created at: 2020-04-20
On NodePit since: 2022-02-24
Last update: 2024-05-05
Created with KNIME version: v4.5.1
Tags: row filtercolumn filter

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