Issues first, new features later.
First I need to know about issues
people have with alpha and
fix any issues first. Very little feedback has
been collected until now.
Best regards,
Tomasz
Janeczko
amibroker.com
----- Original Message -----
From: "Julian"
<juliangoodsell@yahoo.com.au>
To:
<amibroker@xxxxxxxxxps.com>
Sent:
Wednesday, August 05, 2009 1:04 PM
Subject: [amibroker] Re: AmiBroker
5.27.0 ALPHA released
> Tomasz,
>
> do you have an eta
on when this bid/ask data will be implemented? It's not mentioned in the
release notes.
>
> Regards,
> Julian.
>
> ---
In amibroker@xxxxxxxxxps.com,
"Tomasz Janeczko" <groups@xxx> wrote:
>>
>>
Hello,
>>
>> Sorry, but others have demanded storing
Bid/Ask along with trade data so, contrary to your belief
>> tick
data is NOT smaller than bar data. Plus it does NOT need 44 bytes to store
bar data.
>> I don't know were you get this figure from. Single bar
is 40 (fourty) bytes.
>>
>> As for tick data you
get
>> 64 bit date time (8 bytes), 4 bytes trade price, 4 byte
trade volume, 4 byte bid, 4 byte bid size, 4 byte ask, 4 byte ask
size.
>> That's 32 bytes MINIMUM. There are other things that are
comming as exchange code, tick number etc.
>>
>> So
contrary to your belief tick data is not smaller than bar
data.
>>
>> Best regards,
>> Tomasz
Janeczko
>> amibroker.com
>> ----- Original Message -----
>> From: "cpescho" <cpescho@xxx>
>> To: <amibroker@xxxxxxxxxps.com>
>>
Sent: Wednesday, August 05, 2009 10:29 AM
>> Subject: [amibroker]
Re: AmiBroker 5.27.0 ALPHA released
>>
>>
>> >
Hello,
>> >
>> > are there any plans to account for
large tick database backtesting? 44 Bytes is great for storing a OHLC bar,
but for a single
>> > tick its still a lot since you dont have
OHL with tick data.
>> >
>> > Right now my biggest
problem backtesting tick data is memory limitation. Wasting disk space is
not my concern although i think
>> > one
>> > can
eliminate the disk i/o bottleneck if a more compact format is stored on
disk.
>> >
>> > Regards,
>>
>
>> > Chris
>> >
>> >
>>
>
>> >
>> >
------------------------------------
>>
>
>> > **** IMPORTANT PLEASE READ ****
>> > This
group is for the discussion between users only.
>> > This is
*NOT* technical support channel.
>> >
>> > TO GET
TECHNICAL SUPPORT send an e-mail directly to
>> > SUPPORT {at}
amibroker.com
>> >
>> > TO SUBMIT SUGGESTIONS please
use FEEDBACK CENTER at
>> > http://www.amibroker.com/feedback/
>>
> (submissions sent via other channels won't be considered)
>>
>
>> > For NEW RELEASE ANNOUNCEMENTS and other news always
check DEVLOG:
>> > http://www.amibroker.com/devlog/
>>
>
>> > Yahoo! Groups Links
>> >
>>
>
>> >
>>
>
>
>
>
>
------------------------------------
>
> ****
IMPORTANT PLEASE READ ****
> This group is for the discussion between
users only.
> This is *NOT* technical support channel.
>
>
TO GET TECHNICAL SUPPORT send an e-mail directly to
> SUPPORT {at}
amibroker.com
>
> TO SUBMIT SUGGESTIONS please use FEEDBACK
CENTER at
> http://www.amibroker.com/feedback/
>
(submissions sent via other channels won't be considered)
>
>
For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
>
Yahoo! Groups Links
>
>
>