At 02:58 PM 15-12-00 +0200, you wrote:

>ok, you are right, sorry me.
>i tested some entry via command line ISQL at last.
>its a big suprise for me :)
>BDE alias based programs and IBconsole made me wrong.
>my outlook was set "plain text" for news sending. :(
>>----- Original Message -----
>
>So - have you worked out yet why
>
>(a) getting the generator value in the BeforeInsert event of Delphi (which
>is **not** the same as a BEFORE INSERT trigger) solves your problem?; and
>
>(b) why your trigger needs to test the input to the unique ID column for
>NULL or Zero ?
>
>Helen

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