roll your own simple DB engine on top of VFS and for vfa card use internal storage it's not hard and works well ---- Best Regards, Dmitry Grinberg (847) 226 9295
On Thu, May 28, 2009 at 4:26 PM, <[email protected]> wrote: > We've been struggling with this issue for well over two years, so I am, once > again, hoping that someone has some solid information and/or workarounds > regarding the NVFS issues apparent on the E2 handheld. > > What we are seeing are seemingly random "dmErrCorruptDatabase" errors when > attempting to open and/or close database(s) on the Tungsten E2. No problems > on the Tungsten E or the newer Tungsten TX! Not surprisingly, this seems to > almost exclusively affect the most dynamic databases in our application suite > which are opened, accessed, modified (DmResizeRecord) or added to > (DmNewRecord), and closed often, but maintaining and reusing the DmOpenRef > has not seemed to help. These databases can become quite large, but not > large enough, even with several other helper databases that could be open, to > consume the 10MB of dbcache. > > Also, I have spent days redesigning the affected database in order to save > results per user rather than per group of users in order to minimize the > database sizes to, at the most, 300-400K, but this did not address the issue. > Rather than a single dmErrCorruptDatabase error, I received several - one > for each of several users - although not always on the same database. I've > pushed this vast quantity of data through the emulator with no issues. > > Out of many thousands of deployed Palm handhelds (Tungsten E/E2/TX), *ALL* of > the handhelds known to have this issue are Tungsten E2 handhelds, so it's > difficult not to suspect this is an early implementation of NVFS issue. > > Can anything be done to address or work around the E2 NVFS problems - or is > there something obvious I'm missing here!? > > Thanks for any help, > > Russell > -- > For information on using the ACCESS Developer Forums, or to unsubscribe, > please see http://www.access-company.com/developers/forums/ > -- For information on using the ACCESS Developer Forums, or to unsubscribe, please see http://www.access-company.com/developers/forums/
