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08 Database Data Manipulation

Exercise for manipulating data on a database.

Select a table on the database and aggregate and filter the data directly on the database.












Exercise: Database Data Manipulation1) Execute the metanode below. It writes the joined table containing demographics, travel advisory, andgeocoordinates information into a SQLite database. 2) Select the JoinedTable table on the database3) Calculate the number of rows (countries) in the database table4) Filter the table to countries where the maximum overall life expectancy is > 805) Calculate the numbers of countries with life expectancy >80 in each travel risk category. What is the most commoncategory among these countries? How many countries belong to the risk category 3 (Reconsider travel)? 2 Count of rows Filter rows where max LE> 80Counts by risk levelsDB Table Selector DB GroupBy DB Row Filter DB GroupBy Write joineddata to database Exercise: Database Data Manipulation1) Execute the metanode below. It writes the joined table containing demographics, travel advisory, andgeocoordinates information into a SQLite database. 2) Select the JoinedTable table on the database3) Calculate the number of rows (countries) in the database table4) Filter the table to countries where the maximum overall life expectancy is > 805) Calculate the numbers of countries with life expectancy >80 in each travel risk category. What is the most commoncategory among these countries? How many countries belong to the risk category 3 (Reconsider travel)? 2 Count of rows Filter rows where max LE> 80Counts by risk levelsDB Table Selector DB GroupBy DB Row Filter DB GroupBy Write joineddata to database

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Created by: Maarit Laukkanen
Created at: 2020-04-20
On NodePit since: 2023-03-09
Last update: 2024-05-01
Created with KNIME version: v4.7.0
Tags: sqlitedatabase

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