For a small number or records like that, I would suggest as someone else did: create an object, then load it 40 times into an object list on program load. Using a database for 40 records is way overkill.
Dave --- Duży Królik <[EMAIL PROTECTED]> wrote: > CodeBase is very nice & flexible, but also > commercial. > Maybe a good idea is to migrate to SQLite > (http://www.sqlite.org/) and > use database located in memory? > > > [EMAIL PROTECTED] pisze: > > > > > > > > Codebase components from http://www.softsand.com/ > > <http://www.softsand.com/> > > > > A complete suite of dBase components that work > well under Delphi 5, > > including "memory sets" which have "populate" and > "reconcile" methods for > > transfering to and from disk. > > > > Seems to me you can also set up a "memory drive" > under windows somehow: a > > virtual drive that is handled by Windows, resident > either in memory or > > some swap file. Logically it is a drive, but fort > constant disk access it > > eliminates the grinding. > > > > > -----Original Message----- > > > From: [email protected] > <mailto:delphi-en%40yahoogroups.com> > > [mailto:[email protected] > <mailto:delphi-en%40yahoogroups.com>] On > > > Behalf Of Fred > > > Sent: Thursday, May 31, 2007 1:56 PM > > > To: [email protected] > <mailto:delphi-en%40yahoogroups.com> > > > Subject: [delphi-en] Better than dBase (.dbf) > > > > > > Hi All, > > > > > > Questions: > > > 1. What is the best database to use in the > following application? > > > 2. Could I put the database in RAM memory so the > hard drive won't be > > > busy? > > > > > > Application: > > > I build free submarine simulator software for > teachers to teach math > > > and science to children. They perform scientific > and humanitarian > > > missions only! > > > The database is dBase (.dbf) with 40 records > (20k bytes) which hold the > > > location, speed, depth, course, ... for each > contact (ships, > > > submarines, whales, navigarional aids, ...) The > master math engine > > > (on CPU 1) updates data once every second, and > other CPU's (Radar, > > > Sonar, Ships, Submarines, Aircraft, ...) read > the data once every 2 to 8 > > > seconds. I can hear CPU 1 hard drive being very > busy. I use Delphi 5 > > > and 2006. I suspect there is a better database > for my application than > > > dBase! > > > Any thoughts! > > > > > > > > > > > > > > > > ----------------------------------------------------- > > > Home page: > http://groups.yahoo.com/group/delphi-en/ > > <http://groups.yahoo.com/group/delphi-en/> > > > To unsubscribe: > [EMAIL PROTECTED] > > <mailto:delphi-en-unsubscribe%40yahoogroups.com> > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > ____________________________________________________________________________________ Be a better Heartthrob. Get better relationship answers from someone who knows. Yahoo! Answers - Check it out. http://answers.yahoo.com/dir/?link=list&sid=396545433
