[Mono-dev] How to improve Dataset Performance

[Nagappan Alagappan]

Hello,

Do you have a test case to reproduce this issue, which you could share with
the Mono team ?

Thanks
Nagappan

On Wed, Dec 2, 2009 at 4:05 AM, APS <dev.malst at apsystems.it> wrote:

> Hi,
>
> I'm testing some old elaboration that cycles on a large datatable and
> for every rows makes several selections on separated datatables.
> This elaboration is really slow on mono and fast on MS.NET, let say
> 400secs vs 4 secs.
> It seems that last rows are slower that first rows.
> I made some test on datasets scroll and I saw that mono performance
> is better than MS.NET so the delay is due to inner selections.
> I changed datatable.select in defaultview.sort and I gained 200secs,
> still too slow.
> Now I've identified some datatable.compute as the main delay source.
> I'll try to change them using Linq but the question is: there's some
> known performance problem in dataset heavy usage, there's some best
> pratice that you can suggest to speed up elaborations?
> Thanks in advance.
>
>
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>



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