--- Peter Brawley [EMAIL PROTECTED] wrote:
Brian
Hi,
I hope this is the right list for this question. If not, I'm happy
to get help on where to post this question. Apologies in advance
if
this is an old question.
We are designing a simple a tracking database with a table of
Shawn,
Yep that's the theory, but where (i) the aggregate result is a column
value, rather than a sum or average for example, and (ii) id is unique,
I
have not been able to get MySQL to give a wrong second_col
value with that approach, eg try the following with the northwind
database (it
LOL, three late nights in a row, lose that last post o' mine.
PB
-
Shawn Green wrote:
--- Peter Brawley [EMAIL PROTECTED] wrote:
Brian
Hi,
I hope this is the right list for this question. If not, I'm happy
to get help on where to post this question.
Here are the queries which illustrate Shawn's point. Now to sleep.
-- wrong
DROP TABLE IF EXISTS o1;
CREATE TABLE o1
SELECT customerid,shipcity,MAX(shippeddate) AS latest
FROM orders
GROUP BY customerid;
-- right
DROP TABLE IF EXISTS o2;
CREATE TABLE o2
SELECT DISTINCT
Hi,
I hope this is the right list for this question. If not, I'm happy
to get help on where to post this question. Apologies in advance if
this is an old question.
We are designing a simple a tracking database with a table of entries
showing the current location of each item in the system.
@lists.mysql.com
Subject: How to select the last entry per item
Hi,
I hope this is the right list for this question. If not, I'm happy to get
help on where to post this question. Apologies in advance if this is an old
question.
We are designing a simple a tracking database with a table of entries
showing
On 4/27/06, Brian J. Matt [EMAIL PROTECTED] wrote:
As the items move new time stamped entries are added to the
database. How would you query to find the current location of all
the items currently in the system. As you might expect we don't want
to replace the entry for an item when a
Brian
Hi,
I hope this is the right list for this question. If not, I'm happy
to get help on where to post this question. Apologies in advance if
this is an old question.
We are designing a simple a tracking database with a table of entries
showing the current location of each