From: Simon Wright <simon@pushface.org>
Subject: Re: Inserting Calendar.Time in a database
Date: 26 Aug 2004 06:26:32 +0100
Date: 2004-08-26T06:26:32+01:00 [thread overview]
Message-ID: <x7vu0uq8o6v.fsf@smaug.pushface.org> (raw)
In-Reply-To: 34dzl9dpx3w0.4ghwziy6e7p9$.dlg@40tude.net
"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> writes:
> This works only locally. Consider a distributed data acquisition and
> control system. You measure some data at physically distinct
> places. The sensors and actors are interconnected using say
> Ethernet. Ada is the best candidate for implementing nodes of the
> system, right? Now, how would you ensure data consistency across the
> system? A practical example, is a mileage dynamometer. A test runs
> for weeks. Maximal data frequency is say 1 kHz.
We are meeting this sort of requirement using SNTP as the transport
mechanism. The interface to the facility is (on the Ada parts of the
system) <project>.Calendar, same features as Ada.Calendar (but you
can't use this sort of Time for "delay until", sadly).
--
Simon Wright 100% Ada, no bugs.
next prev parent reply other threads:[~2004-08-26 5:26 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-05 13:44 Inserting Calendar.Time in a database Jano
2004-08-05 15:21 ` Dmitry A. Kazakov
2004-08-05 21:19 ` Martin Dowie
2004-08-06 6:31 ` Jano
2004-08-06 11:32 ` Peter Hermann
2004-08-06 11:40 ` Duncan Sands
2004-08-08 11:10 ` Jano
2004-08-06 7:48 ` Dmitry A. Kazakov
2004-08-06 9:28 ` Martin Dowie
2004-08-06 10:44 ` Dmitry A. Kazakov
2004-08-07 9:50 ` Martin Dowie
2004-08-07 20:32 ` Dmitry A. Kazakov
2004-08-08 8:35 ` Martin Dowie
2004-08-08 11:03 ` Simon Wright
2004-08-09 7:46 ` Dmitry A. Kazakov
2004-08-09 17:54 ` Nick Roberts
2004-08-10 7:33 ` Dmitry A. Kazakov
2004-08-10 8:36 ` John B. Matthews
2004-08-10 18:51 ` Nick Roberts
2004-08-11 1:14 ` John B. Matthews
2004-08-19 4:10 ` Jano
2004-08-19 4:10 ` Jano
2004-08-09 11:52 ` Frank J. Lhota
2004-08-08 10:46 ` Simon Wright
2004-08-09 8:02 ` Dmitry A. Kazakov
2004-08-24 19:25 ` Randy Brukardt
2004-08-25 7:24 ` Dmitry A. Kazakov
2004-08-25 8:18 ` Martin Dowie
2004-08-25 9:25 ` Dmitry A. Kazakov
2004-08-25 9:42 ` Martin Dowie
2004-08-26 5:26 ` Simon Wright [this message]
2004-08-26 0:49 ` Randy Brukardt
2004-08-26 9:30 ` Dmitry A. Kazakov
2004-08-26 10:11 ` Martin Dowie
2004-08-26 10:58 ` Dmitry A. Kazakov
2004-08-26 12:32 ` Martin Dowie
2004-08-26 16:26 ` Dmitry A. Kazakov
2004-08-26 17:23 ` Martin Dowie
2004-08-26 18:55 ` Randy Brukardt
2004-08-26 20:04 ` Dmitry A. Kazakov
2004-08-26 5:22 ` Simon Wright
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