On Wed, Jan 15, 2014 at 3:23 AM, Larry Martell wrote:
>> As far as I'm concerned, you won geek cred the moment you said
>> "electron microscope", and "semiconductor wafers as they are being
>> manufactured" is just gravy.
>
> Thanks! You made my day. I showed this to my wife and she asked "Is that
On Tue, Jan 14, 2014 at 7:26 AM, Chris Angelico wrote:
> On Wed, Jan 15, 2014 at 1:18 AM, Larry Martell
> wrote:
>> if you're interested in what the application is, this is data
>> collected with an electron microscope from semiconductor wafers as
>> they are being manufactured. The x and y are
On Wed, Jan 15, 2014 at 1:18 AM, Larry Martell wrote:
> if you're interested in what the application is, this is data
> collected with an electron microscope from semiconductor wafers as
> they are being manufactured. The x and y are the position on the wafer
> that the data was collected, in micr
On Mon, Jan 13, 2014 at 11:32 AM, Chris Angelico wrote:
> On Tue, Jan 14, 2014 at 5:27 AM, Larry Martell
> wrote:
>> Thanks. Unfortunately this has been made a low priority task and I've
>> been put on to something else (I hate when they do that).
>
> Ugh, I know that feeling all too well! Life'
On Jan 13, 2014, at 7:42 PM, Mark Lawrence wrote:
> I've not followed this thread closely but would this help
> http://pandas.pydata.org/ ? When and if you get back to it, that is!!!
I doubt it. The mean overhead by far would be to shuffle pointless data between
the server & client. Best to
On Mon, Jan 13, 2014 at 1:32 PM, Chris Angelico wrote:
> On Tue, Jan 14, 2014 at 5:27 AM, Larry Martell
> wrote:
>> Thanks. Unfortunately this has been made a low priority task and I've
>> been put on to something else (I hate when they do that).
>
> Ugh, I know that feeling all too well!
Right
On 13/01/2014 18:27, Larry Martell wrote:
On Mon, Jan 13, 2014 at 1:09 AM, Chris Angelico wrote:
On Mon, Jan 13, 2014 at 2:35 PM, Larry Martell wrote:
Thanks for the reply. I'm going to take a stab at removing the group
by and doing it all in python. It doesn't look too hard, but I don't
know
On 13/01/2014 18:32, Chris Angelico wrote:
On Tue, Jan 14, 2014 at 5:27 AM, Larry Martell wrote:
Thanks. Unfortunately this has been made a low priority task and I've
been put on to something else (I hate when they do that).
Ugh, I know that feeling all too well! Life's better when you're
une
On Tue, Jan 14, 2014 at 5:27 AM, Larry Martell wrote:
> Thanks. Unfortunately this has been made a low priority task and I've
> been put on to something else (I hate when they do that).
Ugh, I know that feeling all too well! Life's better when you're
unemployed, and you can choose the interesting
On Mon, Jan 13, 2014 at 1:09 AM, Chris Angelico wrote:
> On Mon, Jan 13, 2014 at 2:35 PM, Larry Martell
> wrote:
>> Thanks for the reply. I'm going to take a stab at removing the group
>> by and doing it all in python. It doesn't look too hard, but I don't
>> know how it will perform.
>
> Well,
On Mon, Jan 13, 2014 at 2:35 PM, Larry Martell wrote:
> Thanks for the reply. I'm going to take a stab at removing the group
> by and doing it all in python. It doesn't look too hard, but I don't
> know how it will perform.
Well, if you can't switch to PostgreSQL or such, then doing it in
Python
On Sun, Jan 12, 2014 at 6:27 PM, Chris Angelico wrote:
> On Mon, Jan 13, 2014 at 6:23 AM, Larry Martell
> wrote:
>> I have an python app that queries a MySQL DB. The query has this form:
>>
>> SELECT a, b, c, d, AVG(e), STD(e), CONCAT(x, ',', y) as f
>> FROM t
>> GROUP BY a, b, c, d, f
>>
>> x a
On Sun, Jan 12, 2014 at 5:43 PM, Dennis Lee Bieber
wrote:
> On Sun, 12 Jan 2014 14:23:17 -0500, Larry Martell
> declaimed the following:
>
>>I have an python app that queries a MySQL DB. The query has this form:
>>
>>SELECT a, b, c, d, AVG(e), STD(e), CONCAT(x, ',', y) as f
>>FROM t
>>GROUP BY a,
On Sun, Jan 12, 2014 at 5:18 PM, Chris Angelico wrote:
> On Mon, Jan 13, 2014 at 6:53 AM, Petite Abeille
> wrote:
>> On Jan 12, 2014, at 8:23 PM, Larry Martell wrote:
>>
>>> AFAIK, there is no way to do this in SQL.
>>
>> Sounds like a job for window functions (aka analytic functions) [1][2].
>
On Sun, Jan 12, 2014 at 2:53 PM, Petite Abeille
wrote:
>
> On Jan 12, 2014, at 8:23 PM, Larry Martell wrote:
>
>> AFAIK, there is no way to do this in SQL.
>
> Sounds like a job for window functions (aka analytic functions) [1][2].
>
> [1] http://www.postgresql.org/docs/9.3/static/tutorial-window
On Mon, Jan 13, 2014 at 6:23 AM, Larry Martell wrote:
> I have an python app that queries a MySQL DB. The query has this form:
>
> SELECT a, b, c, d, AVG(e), STD(e), CONCAT(x, ',', y) as f
> FROM t
> GROUP BY a, b, c, d, f
>
> x and y are numbers (378.18, 2213.797 or 378.218, 2213.949 or
> 10053.4
On Mon, Jan 13, 2014 at 6:53 AM, Petite Abeille
wrote:
> On Jan 12, 2014, at 8:23 PM, Larry Martell wrote:
>
>> AFAIK, there is no way to do this in SQL.
>
> Sounds like a job for window functions (aka analytic functions) [1][2].
That's my thought too. I don't think MySQL has them, though, so it
On Jan 12, 2014, at 8:23 PM, Larry Martell wrote:
> AFAIK, there is no way to do this in SQL.
Sounds like a job for window functions (aka analytic functions) [1][2].
[1] http://www.postgresql.org/docs/9.3/static/tutorial-window.html
[2]
http://docs.oracle.com/cd/E11882_01/server.112/e26088/fu
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