Re: real-time financial data

Hey,


2013/11/23 Thorsten Behrens <thb@documentfoundation.org>

> Daniel Pocock wrote:
> > Would it be problematic for core to have an OpenMAMA dependency
> > though?  OpenMAMA is not available on all platforms.
> Not in general, nope. For some platforms (e.g. Windows), we tend to
> ship builtin versions for a number of platform libraries, so that
> would work with openmama, too. I see the website claims windows
> support. There is a slight catch though with the license, it is
> possible that the odd AppStore ToS here or there would prevent
> shipping of LGPL-licensed code.
>
> > My only concern would be performance - if somebody uses this to get a
> > single currency and they manually refresh the quote, it is not an
> > issue.  If somebody builds a more elaborate spreadsheet with dozens of
> > currencies and they want live refreshes and recalculation of their
> > entire spreadsheet then a C or C++ solution may be better for them.
> For highspeed traders, clearly an in-core C++ implementation would be
> best. Dunno what you're targetting here. Everybody else would prolly
> be fine with an extension (in whatever language), I'm relatively
> certain network latencies will dominate in this game. ;)
Just as note. Checkout Matus' nice work in this area with the new streaming
interface into calc. It will be available in 4-2. You can find it in the
Data Menu.

Regards,
Markus