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Generating a Unique Identifier in Table Column

I am trying to have APEX auto-generate a unique id (something like a UUID) in a column I have in a table. I believe I have to use a trigger to do this, but as I try to create the trigger, I receive this error: Unable to Creat Trigger - ORA-24344: Success with compilation error
This is the code I'm using. My table name is RECRET_MASTER and the name of the column I'm trying to have APEX generate a UUID is named UNIQUE_ID.
create or replace trigger "RECRET_MASTER_T1"
BEFORE
insert or update or delete on "RECRET_MASTER"
for each row
begin
insert NEWID ( )
end;
/
Any help would be greatly appreciated! Thanks!
Answers
-
You need to provide more information.. What is the primary key of the table involved??
Example below is on the emp table, the primary key of the table is emp_id
create or replace trigger "EMP_T1"
BEFORE
insert or update or delete on "EMP"
for each row
begin
:NEW.EmpI_D :=
<span class="pln">sys_guid</span><span class="pun">();</span><span class="pln"></span>
end;
This will generate a unique id for the emp table, based upon the system guid generator.
If you need id's that are semi-sequential you can look at using a sequence to generate id's : Oracle/PLSQL: Sequences (autonumber)
Thank you,
Tony Miller
LuvMuffin Software
Ruckersville, VA -
Hi Tony,
Thanks for the guidance. The primary key of the table is the column UNIQUE_ID (the column I'm trying to create a unique ID for). I also don't need id's that are sequential.