> Yep. RTFM OpGuide about DDL auto commit.
>
> SY, SD.

I assume you are suggesting I Read The ?F Manual OpGuide!
I found one on FirebirdSQL.org, for Interbase, and read all there was about
Autocommit DDL.

I cannot find anything new in my understanding regarding its relevance to
the problem.

So I remain stumped.

Regards

Adrian