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Hello,
You can set to way more than 30000, but it won't backfill more than 30 days at once.
You will need to accumulate over time which will happen automatically.
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "loveyourenemynow" <loveyourenemynow@xxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Friday, January 26, 2007 1:18 PM
Subject: [amibroker] Re: Accumulating IB backfill data ?
> Hi John,
>
> I don't think you can go beyond 30000 bars in the database settings.
> I tried and it doesn't work, as I think is also explained in AB
> manual.
>
> Backfill is 30000 bars, but what I want is to store new data in real
> time, so that over time there are more than 30000 bars.
> Right now I can only get the last 30000, so that for each new bar one
> is loss from at the beginning of the database (oldest data are loss)
> Can you accumulate more than a month of 1 minute data the way you
> said?
>
> Thanks
>
> Ly
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "John Tierney" <johntierney@xxx>
> wrote:
>>
>> Ly,
>>
>> In the Database Setting window you need to change 'number of bars'
> field to
>> how ever many bars of 1-minute data you want to keep. Assuming 24
> hour
>> trading, you will need 1,440 bars per day.
>>
>>
>> John
>>
>> -----Original Message-----
>> From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx]On
>> Behalf Of loveyourenemynow
>> Sent: Monday, January 22, 2007 4:28 PM
>> To: amibroker@xxxxxxxxxxxxxxx
>> Subject: [amibroker] Accumulating IB backfill data ?
>>
>>
>> Hi,
>>
>> using the IB plugin in 1 minute backtest mode I can get 1 month
> worth
>> of data, but new data overwrite old data so that I always end up
> with
>> ony 1 month backfill.
>> Is there a way to keep storing data without loosing old one?
>>
>> I think it can be done by exporting data with fput and then merging
>> appropriately different files or appending data, but I would like to
>> know if it can be done in same other AB built-in way.
>>
>> Thanks
>>
>> Ly
>>
>>
>>
>>
>>
>> Please note that this group is for discussion between users only.
>>
>> To get support from AmiBroker please send an e-mail directly to
>> SUPPORT {at} amibroker.com
>>
>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>> http://www.amibroker.com/devlog/
>>
>> For other support material please check also:
>> http://www.amibroker.com/support.html
>>
>> Yahoo! Groups Links
>>
>
>
>
>
> Please note that this group is for discussion between users only.
>
> To get support from AmiBroker please send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
> For other support material please check also:
> http://www.amibroker.com/support.html
>
> Yahoo! Groups Links
>
>
>
>
>
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