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Calculating intervals

There are often many ways to achieve certain goals in PostgreSQL.

In the next steps, you will practice different ways of obtaining a specified date from a different specified date. Each time you will do so by adding a different interval to the second date to obtain the first date.

This exercise is part of the course

Time Series Analysis in PostgreSQL

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Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

-- Add days to 2017-02-01 to get 2017-02-01
SELECT '2017-02-01'::DATE + INTERVAL '___' AS date;
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