Re: [Numpy-discussion] mysql -> record array

2006-11-19 Thread Tim Hochberg
Eric Emsellem wrote: > Hi Travis, > > sorry to bother you with that, but who's responsible with the numpy list? > I am receiving ALL numpy-list emails directly now (although I always opted for > the bundle option and checked that it is still on). I sent a mail about this, > but no answer so far. >

Re: [Numpy-discussion] mysql -> record array

2006-11-19 Thread Eric Emsellem
Hi Travis, sorry to bother you with that, but who's responsible with the numpy list? I am receiving ALL numpy-list emails directly now (although I always opted for the bundle option and checked that it is still on). I sent a mail about this, but no answer so far. Anything wrong with the list? Som

Re: [Numpy-discussion] mysql -> record array

2006-11-18 Thread Robert Kern
nicholas cunliffe wrote: > I think someone needs to sort out distribution lists, im getting lots > of unstructured emails under many different titles What exactly is the problem? If you mean that you used to get the digests rather than the list emails themselves, this is an unfortunate side effect

Re: [Numpy-discussion] mysql -> record array

2006-11-18 Thread Travis Oliphant
Erin Sheldon wrote: > Hi Travis - > > That is an impressive speed increase. Why is w/o dtype taking > so much longer? Is this just from determining elements sizes and > counts? > If you don't specify the data-type, then the auto-discovery algorithm looks at each element in the nested sequence

Re: [Numpy-discussion] mysql -> record array

2006-11-18 Thread Erin Sheldon
On 11/16/06, Travis Oliphant <[EMAIL PROTECTED]> wrote: > John Hunter wrote: > > >> "Erin" == Erin Sheldon <[EMAIL PROTECTED]> writes: > >> > > > > > >Erin> The question I have been asking myself is "what is the > >Erin> advantage of such an approach?". It would be faster, but

Re: [Numpy-discussion] mysql -> record array

2006-11-18 Thread nicholas cunliffe
I think someone needs to sort out distribution lists, im getting lots of unstructured emails under many different titles On 11/17/06, Francesc Altet <[EMAIL PROTECTED]> wrote: > A Dijous 16 Novembre 2006 22:28, Erin Sheldon escrigué: > > Hi Francesc - > > > > Unless I missed something, I think wha

Re: [Numpy-discussion] mysql -> record array

2006-11-18 Thread Travis Oliphant
John Hunter wrote: >> "Erin" == Erin Sheldon <[EMAIL PROTECTED]> writes: >> > > >Erin> The question I have been asking myself is "what is the >Erin> advantage of such an approach?". It would be faster, but by > > In the use case that prompted this message, the pull

Re: [Numpy-discussion] mysql -> record array

2006-11-17 Thread Francesc Altet
Hi, First of all, sorry that I've mixed t1, t2 and t3 in my previous message (don't doing an overhaul before sending a message has consequences :(). I'd try to clarify things here along introducing new timings and other discoveries. Then, as the message below is quite long, I will mention now my

Re: [Numpy-discussion] mysql -> record array

2006-11-17 Thread Erin Sheldon
Those preferences did not make it through. You have to go back and re-check that preference. Erin On 11/17/06, Eric Emsellem <[EMAIL PROTECTED]> wrote: > Hi, > I am getting all the individual emails from the numpy discussion (and > not the bundles), directly from their authors: something is wrong

Re: [Numpy-discussion] mysql -> record array

2006-11-17 Thread Eric Emsellem
Hi, I am getting all the individual emails from the numpy discussion (and not the bundles), directly from their authors: something is wrong with the new list I think. cheers Eric ___ Numpy-discussion mailing list Numpy-discussion@scipy.org http://project

Re: [Numpy-discussion] mysql -> record array

2006-11-17 Thread Francesc Altet
A Dijous 16 Novembre 2006 22:28, Erin Sheldon escrigué: > Hi Francesc - > > Unless I missed something, I think what you have > shown is that the combination of > (getting data from database into python lists) + > (converting to arrays) > is what is taking time. I would guess the first

Re: [Numpy-discussion] mysql -> record array

2006-11-16 Thread Erin Sheldon
Hi Francesc - Unless I missed something, I think what you have shown is that the combination of (getting data from database into python lists) + (converting to arrays) is what is taking time. I would guess the first takes significantly longer than the second. Erin On 11/16/06, Fran

Re: [Numpy-discussion] mysql -> record array

2006-11-16 Thread Francesc Altet
Hi, Well, lets see whether this shiny new list works :) El dj 16 de 11 del 2006 a les 11:05 -0700, en/na Tim Hochberg va escriure: > One weakness of this benchmark is that it doesn't break out how much of > the sqlite3 overhead is inherent to the sqlite3 engine, which I expect > is somewhat mor