Database Administrators Meta
to customize your list.
more stack exchange communities
Start here for a quick overview of the site
Detailed answers to any questions you might have
Discuss the workings and policies of this site
Why does ANSI SQL define SUM(no rows) as NULL?
The ANSI SQL standard defines (chapter 6.5, set function specification) the following behaviour for aggregate functions on empty result sets: COUNT(...) = 0 AVG(...) = NULL MIN(...) = NULL MAX(...) = ...
Oct 4 '12 at 16:49
newest relational-theory aggregate questions feed
Hot Network Questions
Entry to U.S with criminal record
Programming for future use of interfaces
Compare Intel Processors - Quad Core vs Dual Core
Moduli of curves in characteristic zero
understanding mathematical texts
Do teammates have to let someone else win if their team tells them to do so?
How to [politely?] tell software vendor they don't know what they're talking about
How can I explain away job-hopping 3 jobs in a year?
Should I let a user know they have entered an unknown username or email address?
Why are these periods the same: a low earth orbit and oscillations through the center of the earth?
How does the speed of electrons change around a circuit?
Hogwarts: So why aren't the kids doing it?
I can't drive can I get a drivers license in USA just to be used as an ID
What made Indra the king of Svargalok?
What are some good films about cycling?
What is a short exact sequence telling me?
Is the output mixed like this because of xargs and how can i fix it?
Song Structure: What's up with Verse/Chorus/Verse 2/Chorus/Verse 3/Bridge/Chorus?
LinkedIn logo in Latex
How can I run on multiple platforms using a custom engine?
Acoustic guitar live set ups
How do I change the edition in a developer account?
Finding the electric field strength of a collection of points
“For two shirts… they shot him?” she said as she fought by tears - fought by tears?
more hot questions
Life / Arts
Culture / Recreation
TeX - LaTeX
Unix & Linux
Ask Different (Apple)
Geographic Information Systems
Science Fiction & Fantasy
Seasoned Advice (cooking)
Personal Finance & Money
English Language & Usage
Mi Yodeya (Judaism)
Cross Validated (stats)
Theoretical Computer Science
Meta Stack Exchange
Stack Overflow Careers
site design / logo © 2014 stack exchange inc; user contributions licensed under
cc by-sa 3.0