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  3. Functions for Manipulating Data in PostgreSQL

Exercise

Replacing string data

Sometimes you will need to make sure that the data you are extracting does not contain any whitespace. There are many different approaches you can take to cleanse and prepare your data for these situations. A common technique is to replace any whitespace with an underscore.

In this example, we are going to practice finding and replacing whitespace characters in the title column of the film table using the REPLACE() function.

Instructions

100 XP
  • Replace all whitespace with an underscore.