March 2006
Intermediate to advanced
367 pages
11h 20m
English
Content preview from The Art of SQLBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
Chapter 5. Terrain
Understanding Physical Implementation
[...] haben Gegend und Boden eine sehr nahe [...] Beziehung zur kriegerischen Tätigkeit, nämlich einen sehr entscheidenden Einfluß auf das Gefecht.
[...] Country and ground bear a most intimate [...] relation to the business of war, which is their decisive influence on the battle.
—Carl von Clausewitz (1780-1831) Vom Kriege, V, 17
What a program sees as a table is not always the plain table it may look like. Sometimes it’s a view, and sometimes it really is a table, but with storage parameters that have been very carefully established to optimize certain types of operations. In this chapter, I explore different ways to arrange the data in a table and the operations that those arrangements facilitate.
I should emphasize from the start that the topic of this chapter is not disk layout, nor even the relative placement of journal and data files. These are the kinds of subjects that usually send system engineers and database administrators into mouth-watering paroxysms of delight—but no one else. There is much more to database organization than the physical dispersion of bytes on permanent storage. It is the actual nature of the data that dictates the most important choices.
Both system engineers and database administrators know how much storage is used, and they know the various possibilities available in terms of data containers, whether very low-level data containers such as disk stripes or high-level data containers such as tables. ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.