This Lesson is for PRO Members.

Subscribe today and get access to all lessons! Plus direct HD download
for offline use, member comment forums, and iTunes "podcast" RSS feed.
Level up your skills now!


Already subscribed? Sign In

Hide playlist

    Select Distinct Data in Postgres

    How many users visited our site yesterday? We can find out by looking at each visit, and limiting this list to a distinct list of users (who may have visited many times). In this lesson we’ll learn how to answer questions like these with the distinct keyword.

    Please take a moment to tell your friends:

    You must be a PRO Member to view code