On 01/08/2011 12:46, Maurizio P. wrote:

> Than you ,
>
> ... so it means that for delphi7 + firebird 2.5 i need a third party
> component ,
> there are any suggestion on which of them ?

A rapid googling reported few.
- Upscene InterXpress,
- DevArt dbExpress Driver,
- http://sites.google.com/site/dbxfirebird/

Last one seems for Delphi2007+ only, but it's free...

> and , most important , with the new connection component , how many
> changes do i need in source ,
> actually I use tsqlconnection+tsqldataset+datasetprovider+clientadataset

AFAIR only driver settings needs to be changed, if your application is
natively DBX-aware.

Ciao.
Mimmo.