September 2006
Intermediate to advanced
206 pages
6h 11m
English
book
Preparing for and Tuning the SQL Query Engine on DB2 for i5/OS
by Hernando Bedoya, Nicolas Bueso Quan, Monti Abrahams, Luis Guirigay, Sabine Jordan, Dave Martin, Barry Thorn, Steve Tlusty, JaeHee Yang
Content preview from Preparing for and Tuning the SQL Query Engine on DB2 for i5/OS
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12 Preparing for and Tuning the SQL Query Engine on DB2 for i5/OS
2.1 SQL in a nutshell
SQL is a standardized programming language that is used to define and manipulate data in a
relational database. The following sections provide a brief overview of the different methods in
which SQL programs are implemented. They also highlight some of the characteristics that
distinguish one type from the other.
2.1.1 Static SQL
Static SQL statements are embedded in the source code of a host application program.
These host application programs are typically written in high-level languages, such as
COBOL or RPG.
The host application source code must be processed by an SQL pre-compiler before
compiling the host application program itself. The SQL pre-compiler ...
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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.
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.