Re: Database programming
From: Ginny Caughey [MVP] (ginny.caughey.online_at_wasteworks.com)
Date: 03/09/05
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Date: Tue, 8 Mar 2005 20:12:37 -0500
Ray,
That's basically it, but Bluetooth and IRDA probably won't be practical.
Focus on GRPS or WLAN for wireless and cradle for wired in most cases.
-- Ginny Caughey .Net Compact Framework MVP "RayAll" <RayAll@microsft.com> wrote in message news:OB08SVDJFHA.588@TK2MSFTNGP15.phx.gbl... > Thanks for your reply.I have nothing to design for connectivity right now > ,I'm in inception phase to see how feasible it would be. > So basically you mean ,connection to the server could be done through 2 > methods: > > 1) Wireless > A) Bluetooth,IRDA,GPRS,802.11 Wireless or also dialup (which I don't > know how it's possibel for pocket pc;-)) > > 2) Connectedness: > A)Cradle B)Networkadapter ..... > > Did I undrestand you correctly? > > Thanks > > > "Ginny Caughey [MVP]" <ginny.caughey.online@wasteworks.com> wrote in > message news:%23HXDl2CJFHA.2136@TK2MSFTNGP14.phx.gbl... >> Ray, >> >> Bluetooth will only go a few meters, so what you're probably going to be >> looking at is GPRS or 802.11 wireless. Costs can vary a lot, and it all >> depends on where you are. For example, a hospital or warehouse might have >> good wireless coverage to the server. Other settings might require >> dialing up periodically to sync, and "dialing up" could also be using the >> cradle. You need to start with the physical environment and then design >> your app to work within that. >> >> -- >> Ginny Caughey >> .Net Compact Framework MVP >> >> >> "RayAll" <RayAll@microsft.com> wrote in message >> news:er%23XV6BJFHA.2648@TK2MSFTNGP14.phx.gbl... >>> Ginny, >>> thanks for yuor nice reply, >>> I was looking for the term connectvity ,which I found it in your >>> explanation.It's actually what really makes me confused that how I can >>> connect my application to computer (rather than using the cradle and >>> active sync) which is hosting the real sqlserver or how I can surfe the >>> content of my webserver on my Pocket Pc (How I can see the web service) >>> ,there should be a connection like infraRed or Bluetooth,(I don't like >>> the cable though) ,,right? >>> >>> these topics are more interesting at this point,because I've never used >>> them before. >>> >>> Thanks >>> >>> "Ginny Caughey [MVP]" <ginny.caughey.online@wasteworks.com> wrote in >>> message news:uxA4eCBJFHA.3916@TK2MSFTNGP14.phx.gbl... >>>> Ray, >>>> >>>> If you're using SqlCE on the device and SQL Server on the server and >>>> operating in a mostly disconnected scenario, you can use either merge >>>> replication or RDA. I'm afraid these topics take too long to explain in >>>> a newsgroup post, but SQL Server Books Online and SQL Server CE Books >>>> Online provide all you need to know. There is also a good book by Rod >>>> Tiffany called "SQL Server CE Database Development" that has a lot of >>>> details on how to set this up - by far the trickiest part. >>>> >>>> If you will be connecting to a SQL Server database in real time from >>>> the device, you can use the SqlClient data adapter from your device >>>> app. Just be sure that you will be able to have data connectivity all >>>> the time if this is what you plan. >>>> >>>> And if your scenario will be different from either of these, you'll >>>> have to write your own update code, but be sure to consider web >>>> services as a fairly easy option if you have the connectivity for it. >>>> >>>> -- >>>> Ginny Caughey >>>> .Net Compact Framework MVP >>>> >>>> >>>> "RayAll" <RayAll@microsft.com> wrote in message >>>> news:%23YemLpAJFHA.2136@TK2MSFTNGP14.phx.gbl... >>>>> I've only written standalone applications for pocket pc so far ,and I >>>>> have no idea how to connect to a database on one of my x86 servers and >>>>> generally I have no idea how to connect my pocket pc to other >>>>> resources and programming under it... >>>>> >>>>> Can somebody give me some ideas? >>>>> >>>>> Thanks >>>>> >>>> >>>> >>> >>> >> >> > >
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