Dear MySQL users,
MySQL Connector/Python v1.0.6 is a new version of the pure Python
database driver for MySQL. This is the first in a series of beta
releases that will introduce users to new features and changes.
This release is feature complete, but as a non-GA release is not
recommended for
On 09/06/2012 10:23 AM, h...@tbbs.net wrote:
How about
SELECT lights.*, machine.mach_name
FROM lights JOIN machine USING (mach_id)
/* ORDER BY date DESC */
GROUP BY mach_id
? With USING the fields mach_id from lights and machine become one unambiguous
field mach_id.
Does mach_id really occur
On 09/06/2012 10:23 AM, h...@tbbs.net wrote:
SELECT lights.*, machine.mach_name
FROM lights JOIN machine USING (mach_id)
/* ORDER BY date DESC */
GROUP BY mach_id
? With USING the fields mach_id from lights and machine become one unambiguous
field mach_id.
Does mach_id really occur more
VIEWs have never been optimized well. Avoid them.
Please provide SHOW CREATE TABLE for each table.
Is `machine` used for anything other than the machine_name?
Are you expecting one row?
Here's another way:
SELECT lights.*,
( SELECT mach_name
FROM machine
2012/09/07 09:11 -0400, Mark Haney
All I need is the most recent record for EACH machine ID, THEN to pull the
machine name from the table that has the name in it.
Somehow I'm missing something incredibly obvious here.
That is not certain.
There is a fairly standard, fairly ugly means of
