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 aggregate relational-theory questions feed
Announcing The Launch Of Meta Stack Exchange
Hot Network Questions
Why are sine/cosine always used to describe oscillations?
If there are obvious things, why should we prove them?
Did Arwen actually die?
Is there a better way to search the menus?
problem with inequality of modulus
Boot-repair PPA 404
Why does a nuclear explosion have directionality?
Is there any evidence to back up the theory elderly people won't know how to use a smartphone?
Would an "as if" block be a reasonable language feature?
When should a GM roll behind the GM Screen?
How to define a point between two points?
The antonym of political-savvy
Electric Field inside a regular polygon with corner charges
What is this large room with an assortment of monsters, a swarm of bees, and some items?
Is the Siesta a factor to consider when traveling around Argentina?
Expected maximum bin load, for balls in bins with equal number of balls and bins
Getting too close to a "cotton ball" cloud
How to explain Heartbleed without technical terms?
What should be included in a freshman 'Mathematics for computer programmers' course?
WordPress Terminology Options Vs. Settings
Is there one word for both horizontal or vertical, but not diagonal, adjacency?
Strictly from a biological perspective, what is the purpose of human existence
How can I find available network interfaces?
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