[ M0mir @ 12.04.2004. 02:01 ] @
Probao sam napraviti u Databasedesktopu da povezem tri baze: Ulaz, Stavka Ulaza, Dobavljac. Prvo na StavkaUlaza definisem referential integrity i spojim je sa bazom Ulaz preko dva polja (vidi se na semi dole). Onda definisem referencu na bazi Ulaz i spojim je sa Dobavljacem. Medjutim kad krenem da snimim bazu Ulaza on kaze da je Ulaz.db los fajl. Pokusao sam i SaveAs i novu bazu ali nece. Da li je problem do Databasedesktopa? Moze li se to izvesti u kodu bez rada u Databasedesktopu? Da li paradox uoste moze da podrzi referential integrity na vise od dvije baze?  
Sema baza bi bila sljedeca...
....Dobavljac................Ulaz.............................StavkaUlaza
....---------................----.............................------------
SifraDobavljaca..1----8..SifraDobavljaca..1--|.......RedBroj
NazivDobavljaca............BrojFakture..1--|....|--8..SifraDobavljaca
.................................Datum.............|------8..BrojFakture
.................................Napomena.....................SifraArtikla
....................................................................Kolicina
(tacke su umjesto razmaka)
[ Dejan Topalovic @ 12.04.2004. 03:22 ] @
Da, Paradox je relaciona baza.

Paradox® 10
Easy-to-use relational database
- Ready-to-use templates - simplify data management with convenient templates that let you organize business, corporate and/or personal information
- Connectivity - work smoothly with support for most industry-standard databases, including Oracle, Microsoft SQL Server and any ODBC-capable database
- Import/export capabilities - exchange files with those using Microsoft® Access
- ObjectPAL - build completely customized applications quickly and extend the power of Paradox with this legendary database development language, specifically geared for manipulating databases and handling user input
- Corel Web Server Control - enjoy simple, straightforward Web publishing. Add the Corel Web Server Control to a form to send custom responses to browser requests or to process information posted by electronic forms
- Referential integrity - rules maintained at the file level ensure integrity no matter how the data is being used
- Paradox database size - populate up to two billion records per table and up to 255 fields per record


Odgovor na drugi dio pitanja ti ne mogu dati, jer ne koristim Paradox.
[ kefalo @ 15.04.2004. 15:56 ] @
jel zna netko odovor na drugo pitanje? posto i mene to interesuje?