![]() The Redshift last_value function on the other hand will return the value of the expression in respect to the last row in the frame. When you have a set of ordered rows, the Redshift first_value function will return the value of the specified expression in respect to the first row of the window frame. The functions require you to specify the sort criteria to help in determining the first and the last values. The Redshift first_value and last_value analytic functions help you to find the first value and the last value in an expression or column or within a group of rows. Sign up here for a 14-day free trial! Redshift First_Value and Last_Value Functions Image Source: When you have a group of items in a table column or expression, you may need to determine the first and the last items after sorting them. Live Support: Hevo team is available round the clock to extend exceptional support to its customers through chat, email, and support calls.Live Monitoring: Advanced monitoring gives you a one-stop view to watch all the activities that occur within Data Pipelines.Scalable Infrastructure: Hevo has in-built integrations for 100’s of sources that can help you scale your data infrastructure as required.Schema Management: Hevo can automatically detect the schema of the incoming data and map it to the destination schema.So, your data is always ready for analysis. Real-Time: Hevo offers real-time data migration. ![]()
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