Thanks TJ. I was just asking because, as you have probably seen, on their developer page IQ Feed now claim 64-bit support. What you described is what they mean I guess...
http://www.iqfeed.net/index.cfm?displayaction=developer§ion=main --- In amibroker@yahoogroups.com, Tomasz Janeczko <gro...@...> wrote: > > Hello, > > It is easy to see what applications are 32-bit and what are not when > running 64-bit Windows. Press Ctrl+Alt+Del to bring up Task Manager. > All processes that have *32 suffix in the list are 32-bit processes > running in 64-bit Windows. > > IQFeed generally speaking is still 32-bit (see IQConnect.exe is 32-bit > in the Task Manager) > and API libraries are still 32-bit. This is no different than other data > vendors that don't seem > to embrace 64-bit. > > However, AmiBroker plugin does NOT use their DLLs/COM interface directly, > instead it uses TCP/IP sockets communication, and using sockets makes it > possible > to communicate across 32/64 bitness boundary because these are separate > processes > (64-bit AmiBroker can communicate via sockets with 32-bit IQConnect) and > the only > channel is bit-independent TCP/IP channel. > > As it does not matter what system is used to serve web pages over the net, > it does not matter if IQConnect is 32-bit or not, as long as you are > using socket communication > 64-bit process can talk to 32-bit process and vice versa. > > Best regards, > Tomasz Janeczko > amibroker.com > > On 2010-05-22 20:14, Rob wrote: > > Does IQFeed now have full 64 bit support via the API...? > > > > --- In amibroker@yahoogroups.com, Tomasz Janeczko<groups@> wrote: > > > >> Hello, > >> > >> Only those two are considered because only those two allow direct > >> TCP/IP-only communication > >> and this opens possibility of working around the fact that data vendors > >> generally > >> do not provide 64-bit APIs that are required to build 64-bit DLLs which > >> in turn are required > >> for native 64-bit applications. > >> > >> Best regards, > >> Tomasz Janeczko > >> amibroker.com > >> > >> On 2010-05-22 18:29, Keith McCombs wrote: > >> > >>> > >>> Personally, I don't see much of an advantage for having AB-64 for IB. > >>> I would be using it primarily for trading, and I need a relatively > >>> small database to do that. > >>> > >>> However, if one can acquire a very large data base with IQFeed, > >>> perhaps IQFeed should have preference over IB, for 64-bit implementation. > >>> > >>> On 5/20/2010 18:12, Tomasz Janeczko wrote: > >>> > >>>> Hello, > >>>> > >>>> I would like to learn how many of you are already using Windows 64-bit > >>>> edition > >>>> and are interested in running native 64-bit IQFeed and Interactive > >>>> Brokers plugins. > >>>> > >>>> Note that primary advantage of 64-bit Windows and apps is ability to > >>>> address > >>>> way more virtual memory than 32-bit system. > >>>> > >>>> Best regards, > >>>> Tomasz Janeczko > >>>> amibroker.com > >>>> > >>>> > >>> > >>> > >>> > >> > > > > > > > > ------------------------------------ > > > > **** 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 > > > > > > > > > > >
