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Thank you Tomasz. When you use the exploration backtest with the wait
for backfill on, is the historical data that is gathered Daily or
Intraday? I use tick volume to display volume charts and it is the
historical tick data that I wish to save. Thank you.
Tim
--- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@xxx> wrote:
>
> Hello,
>
> It was discussed dozen of times and all. The fact that you have
given symbol
> in RT quote list does not mean you have historical data. RT quote
displays
> only current quotes (no history).
> If you want to have history saved in local database you need to
> a) setup IQFeed as shown in the video:
> http://www.amibroker.com/video/IQFeed.html
>
> b) access every symbol you want to have history by either
> displaying its chart, or running scan/exploration/backtest.
>
> No matter how given symbol data is accessed it will trigger backfill
> and get history from IQFeed.
> Once data are obtained from IQFeed, it will be saved in local database
> provided that "Local data storage" is set to "ENABLED" as in the video.
>
> If you are using AA to access data, make sure to run at least one scan
> with "wait for backfill" turned ON. This is essential as it
guarantees that AmiBroker waits
> for IQFeed to respond with backfill data. It usually takes few
seconds for IQFeed to
> respond for every backfill request.
> Otherwise AB will scan orders of magnitude faster than IQFeed is
able to respond and you won't get data for all symbols.
>
> The backfill procedure does NOT differ, it is the same for
QCollector and AB
> (request -> wait -> IQFeed responds - transfer the data - save).
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
> ----- Original Message -----
> From: Louis Préfontaine
> To: amibroker@xxxxxxxxxxxxxxx
> Sent: Monday, July 14, 2008 9:15 PM
> Subject: Re: [amibroker] Re: re:Intraday data
>
>
> They told me the same thing. Try to contact their support and
tell them exactly what is the problem and be sure you installed
everything fine with AB.
>
> Louis
>
>
> 2008/7/14 Tim <raven4ns@xxx>:
>
> Here is DTN's response:
>
> Hello Tim, with saving data onto your computer it is actually up
to AB
> or any other 3rd party software to do so not IQFeed. With IQFeed we
> provide the raw data from our quote servers and the historical data
> which is saved on our end then when you request the data, it
will sent
> to you. I believe that there is a way to save the data within AB but
> not 100% sure how, so your best bet would be to contact AB
Support to
> know for sure.
>
> Thanks.
>
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Tim" <raven4ns@> wrote:
> >
> > Hi Louis,
> > I just sent DTN a message regarding this issue. Thank you for your
> > suggestion.
> >
> > Tim
> >
> >
> >
> >
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "Louis Préfontaine"
<rockprog80@>
> > wrote:
> > >
> > > Hi Tim,
> > >
> > > I had the same problem. This is why I subscribed to QCollector (
> > > http://www.mechtrading.com/qcollector/esignal/index.htm ) to
> > download my
> > > quotes from DTN.
> > >
> > > I contacted DTN support to tell them about this problem. I
suggest
> > you do
> > > the same (the more people tell them, more quickly they will
try to
> > deal with
> > > this problem) and you may consider getting QCollector as well.
> > >
> > >
> > > Best of luck,
> > >
> > > Louis
> > >
> > > 2008/7/14 Tim <raven4ns@>:
> > >
> > > > How do I save Intraday data for my stocks? I use DTN data and
> > for some
> > > > reason it looks like AB is not saving the historical
Intraday data.
> > > > Most likely I am doing something incorrectly. I appreciate any
> and all
> > > > help.
> > > >
> > > > Kindest regards,
> > > >
> > > > Tim
> > > >
> > > >
> > > >
> > >
> >
>
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