Re: how to copy data from long to varchar2

"Martin T." <bilbothebagginsbab5_at_freenet.de> schrieb im Newsbeitrag news:1162472305.225648.113800_at_b28g2000cwb.googlegroups.com...
> Peter Keckeis wrote:
>> Hello all,
>>
>> I would like a way to copy the data from l_txt to vc_txt with sql*plus.
>>
>> create table test (pk char(6), vc_txt varchar2(2000), l_txt long,
>> constraint testpk primary key(pk))
>>
>> Using
>>
>> update test set vc_txt = l_txt;
>> or
>> update test set vc_txt = to_char(l_txt);
>>
>> generates an ORA-00932 error.
>>
>> Can you tell me please the right update statement.
>>
>
> You might want to post your Oracle version when asking around here :)
>
> Hmm .... can't get this to work on 9i2 either, but the docs don't seem
> to say it wouldn't work.
>
> Work-around:
>
> begin
> for reco in (
> select *
> from test
> for update
> ) loop
> update test set vc_txt = reco.l_txt;
> end loop;
> end;
>
> br,
> Martin
>

Thanks to Martin

Acts unfortunately not as expected.

PL/SQL procedure execute successfull, but vc_txt columns are emtpy.

oracle version is 10g

Regards
Peter Received on Fri Nov 03 2006 - 00:47:28 CST