October 2013
Intermediate to advanced
580 pages
18h 5m
English
book
Pro Oracle SQL, Second Edition
by Karen Morton, Kerry Osborne, Robyn Sands, Riyaj Shamsudeen, Jared Still
Content preview from Pro Oracle SQL, Second Edition
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CHAPTER 5
It’s about the Question
“It’s not about the query; it’s about the question.” This is one of my favorite sayings when it comes to writing SQL. Regardless of your level of proficiency, writing SQL well is as much about questions as it is about queries.
There are many ways that questions play an important role when writing SQL. First, understanding the question behind the query is often more important than the query syntax itself. If you start with the question the SQL is intended to answer, you are more likely to think through and understand how best to formulate the query to get the desired result. Second, it is critical to be able to ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.