>> My components are set to:
>>
>> Commit Retaining = OFF
>> Isolation Level = ReadCommited
>
> * Which component set?

Delphi 2006 dbExpress with Interbase's driver.

> * Do you use some kind of autocommit?

dbExpress has some automatic transactions control, yes. But it is
setup with Commit Retaining = False and Isolation Level =
ReadCommited.

> * When happens if you commit? Gets the query component closed?

Not sure if this applies to dbExpress.

--
Erick Sasse