November 2015
Intermediate to advanced
582 pages
16h 19m
English
Content preview from SQL and Relational Theory, 3rd EditionBecome 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.
Index
For alphabetization purposes, (a) differences in fonts and case are ignored; (b) quotation marks are ignored; (c) other punctuation symbols—hyphens, underscores, parentheses, etc.—are treated as blanks; (d) numerals precede letters; (e) blanks precede everything else.
≠ (inequality), 54
(is defined as), | (Sheffer stroke), 403
↓ (Peirce arrow), 403
∈ (member of), 91
∉ (not member of), 92
≡ (equivalent to), 125, 209, 367, 400, 412
⇔ (bi-implies, equivalent to), 367
⊂ (properly included in), 93
⊃ (properly includes), 93
⊆ (included in), 93
⊇ (includes), 93
→ (functional dependency), 152, 291
→→ (multivalued dependency), 348
!! (image relation reference), 224
∃ (existential quantifier), 375
∀ (universal quantifier), 375
θ-join, 194-195
1NF, see first normal form
2NF, see second normal form
2VL, see two-valued logic
3NF, see third normal form
3VL, see three-valued logic
4NF, see fourth normal form
5NF, see fifth normal form
access method, 16
ACID properties, 295
aggregate operators, 228-235
relation valued, 252
vs. summaries, see summary
algebra, see relational algebra
ALL BUT, 181-182
ALL or ANY comparison, 63, 432-436
ALTER TABLE, 32, 179, 199, 220
alternate key, 151
AND (aggregate operator), ...
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.