June 2018
Beginner
722 pages
18h 47m
English
Content preview from Introduction to Programming
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Exercise – Selecting unique first names
Write an SQL statement that selects all the names from the person table without duplicates. For example, assume that there are three records in the person table that have these first names: Jim, Jim, and Bill. The SQL statement you write must return Jim and Bill, without repeating the name Jim twice.
We did not explain how to do it; you have to read the SQL documentation to find out how to select unique values.
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.