Re: Trigger

I would suggest you use an ON INSERT trigger rather than BEFORE INSERT and just select nextval into a variable then set :new.col1 = variable.

At 09:55 AM 12/20/01 -0800, you wrote:
>List,
>
>I need some help for creating a trigger, here is my question?
>
>I have a table TABLEA(col1,col2,col3) col1 is Primary Key for this table
>and an application insert records into this table, but I want to write a
>trigger on this table to generate primary key with using nexval of a
>sequence I have tried but doesn't work , if any of you have some sample or
>some links I really appreciate,
>This is my trigger:
>
>Create or replace trigger cre_PK
>before insert
>insert into tableA(col1) values(seqname.nextval)
>end
>
>Thanks in Advance
>
>
>
>
>
>Hamid Alavi
>Office 818 737-0526
>Cell 818 402-1987
>
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