|
|
Browse by Tags
All Tags » group by (RSS)
-
Hi,
In my life of Java development, I have used JDBC to homegrown solutions to EJB to hibernate in various projects.Currently I use hibernate in current application. As a small module, we had a requirement of displaying statistical data and Charts of various types. I had to use pure JDBC for it. Most queries look like:
select count(distinct ...
-
Carlos,
Por ahora vas a tener que hacerlo a manopla nomás.
http://tracker.db4o.com/jira/browse/COR-130
-
Hello,
first i'll try to explain the situation:
let's say you have a list of lp's. Each lp has as a proprity ''label'' and a proprity ''genre''. Now i wanna get the 5 labels who have the most albums in the list, and i also want to know how many. And rhe same for the genre.
(in sql this would be done with count and group by, ...
-
Imagine you're developing a weblog application and using DB40 to store Posts and Comments and stuff. Now it is quite common to show an archive of the number of posts per month, for example:
2005:
September(3)
October(5)
November(2)
My Posts have a DateTime property that represents the timestamp of the Post, what is the best approach ...
|
|
|