January 2005
Beginner to intermediate
928 pages
22h 14m
English
book
Understanding DB2®: Learning Visually with Examples
by Raul F. Chong, Clara Liu, Sylvia F. Qi, Dwaine R. Snow
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Chapter 9. Leveraging the Power of SQL
Structured Query Language (SQL) lets users access and manipulate data in relational database management systems. Now that you have learned about the fundamentals of DB2, this chapter shows you how to leverage the power of SQL to obtain and update data that is stored in DB2 databases. The examples provided in this chapter use the sample database. Chapter 8, The DB2 Storage Model, describes the sample database in more detail.
In this chapter you will learn about:
The SELECT SQL statement to query data
The INSERT, UPDATE, and DELETE SQL statements to modify data
Recursive SQL statements
Select query data that just got inserted, updated, or deleted in the same SQL statement
The MERGE SQL statement to combine insert, ...
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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.
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.
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.