On Friday, March 9, 2012 2:18:58 PM UTC-5, viniciusban wrote:
>
> Anthony, I'm not supposed to retrieve tens os thousands records from a
> single query in a web app
It's all a question of what each layer is doing. Let's say you have a
database with 100,000 records. You need a summary:
select su
On Friday, March 9, 2012 1:48:06 PM UTC-5, spiffytech wrote:
>
> Before we add special features to the DAL, has anyone profiled the DAL
> with queries and data similar to nick name's to see if there's any
> low-hanging fruit we can tackle to speed up the normal select()?
The suggested change i
>
> Anthony, I'm not supposed to retrieve tens os thousands records from a
> single query in a web app.
Mostly true, but not
always: https://groups.google.com/d/msg/web2py/A11z4UdMaIc/882_shAVk4UJ
Of course, if you've got a busy site with lots of queries, it can add up
even for relatively sma
Anthony, I'm not supposed to retrieve tens os thousands records from a
single query in a web app.
I would address this problem to app structure, instead of to DAL.
Anyway, we can execute raw SQL statements via DAL, right?
--
Vinicius Assef
On Fri, Mar 9, 2012 at 4:12 PM, Anthony wrote:
> mcm
mcm made some initial attempts and indicated about a 25% improvement, with
the expectation that some further improvement could be made with more
effort:
https://groups.google.com/forum/#!topic/web2py-developers/Tp6HXsSf7lk/discussion.
However, it sounded like we wouldn't be likely to get enoug
Before we add special features to the DAL, has anyone profiled the DAL with
queries and data similar to nick name's to see if there's any low-hanging
fruit we can tackle to speed up the normal select()?
nick name, can you please provide your table schema so we can test
performance on data sets
Nice. I added a comment.
On Friday, March 9, 2012 12:41:26 AM UTC-5, nick name wrote:
>
>
>
> On Friday, February 10, 2012 12:04:59 AM UTC-5, Massimo Di Pierro wrote:
>>
>> open a ticket, this can be done. I like the idea of passing a
>> processor.
>>
>
> Opened in http://code.google.com/p/web2p
On Friday, February 10, 2012 12:04:59 AM UTC-5, Massimo Di Pierro wrote:
>
> open a ticket, this can be done. I like the idea of passing a
> processor.
>
Opened in http://code.google.com/p/web2py/issues/detail?id=701 with
discussion and a much improved suggestion of how to handle this.
+1
Having this option would make it really simple to change between the
full-blown DAL result set and a faster stripped down one (which could
then be adapted with the processor to keep the rest of the code
working.)
> I've been thinking about something like this as well. Instead of a separate
> se
open a ticket, this can be done. I like the idea of passing a
processor.
On Feb 9, 3:14 pm, Anthony wrote:
> I've been thinking about something like this as well. Instead of a separate
> select_raw() method, maybe we can just add a raw=True|False argument to the
> existing select() method. I like
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