Well, if you plan to use it as a unique key, the best way is with the
exception clause in constraint statement.
Regards.
> -----Mensaje original-----
> De: Larry Taylor [SMTP:[EMAIL PROTECTED]]
> Enviado el: martes 20 de febrero de 2001 17:57
> Para: Multiple recipients of list ORACLE-L
> Asunto: How to find DUPLICATE KEYS FOUND
>
> Hi all,
>
> How can I find duplicate keys and drop the duplicate? My database is 8.1.6
> and I tried the following
> and got this error:
>
> CREATE UNIQUE INDEX I_SA_C_OWNERID_C_NAME ON P_ANSWER (P_ID , P_NAME )
> PCTFREE 10 INITRANS 2 MAXTRANS 255 STORAGE(INITIAL 65536) LOGGING
> TABLESPACE
> USERS;
>
> ORA-01452: cannot CREATE UNIQUE INDEX; duplicate keys found
>
> Thanks in advance.
>
> Larry
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Larry Taylor
> INET: [EMAIL PROTECTED]
>
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