> This is what i do:
> 1. create some tables
> 2. add constraints to them
> 3. commit
> 4. fill tables with data
> 5. commit
>
> I get an exception regarding violation of foreign key during last
> commit. How can i make it to throw this exception at the time
> inserting data, not when committing? I asked at firebird-support
> list and i was assured that firebird supports only immediate
> constraint checking and the behaviour i have here is opposite.
> Please help.

Please create a test case that reproduces this issue, then we can check when
it lays on Firebird, JayBird or your application.

Roman