> 
> because autoInc feature doesnt work for oracle database
> i wrote trigger to implement sequence in my application
> which will be fired when there will be value coming from 
> overridevalue attribute of textfield (in my case -99)
Why do you use override value? Just set talk_cd in insert trigger and
write an update trigger where you set talk_cd.newValue =
talk_cd.oldValue.
So you can not set the value. 
Regards,
Henner



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