RE: Trigger

From: Mercadante, Thomas F <NDATFM_at_labor.state.ny.us>
Date: Fri, 21 Dec 2001 05:39:29 -0800
Message-ID: <F001.003E1AF4.20011221051520@fatcity.com>

Hamid,

Change your trigger as follows:

Create or replace trigger cre_PK
before insert
declare
loc_seq number;
begin

select seqname.nextval into loc_seq from dual; insert into tableA(col1) values(loc_seq) end
/

Hope this helps

Tom Mercadante
Oracle Certified Professional

-----Original Message-----
Sent: Thursday, December 20, 2001 12:55 PM To: Multiple recipients of list ORACLE-L

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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Author: Hamid Alavi
INET: hamid.alavi_at_quovadx.com

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Author: Mercadante, Thomas F
INET: NDATFM_at_labor.state.ny.us

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