Re: problem with execute immediate and function

mariano.calandra_at_gmail.com wrote:
> Martin T. ha scritto:
>
> > mariano.calandra_at_gmail.com wrote:
> > > sybrandb ha scritto:
> > >
> > > > mariano.calandra_at_gmail.com wrote:
> > > > > I have make the follow function:
> > > > > ______________________________________________
> > > > > create or replace function replacedott2
> > > > > return varchar2 as
> > > > > csql varchar2(2000);
> > > > > cursor cur_table is
> > > > > select table_name, column_name from all_tab_columns where owner =
> > > > > 'MARIANO' and data_type like '%CHAR%' AND table_name <>
> > > > > 'BIN$FTrKVuKiSsaycOCI4t/SPg==$0';
> > > > > val_table cur_table%ROWTYPE;
> > > > > begin
> > > > > open cur_table;
> > > > > loop
> > > > > fetch cur_table into val_table;
> > > > > exit when cur_table%NOTFOUND;
> > > > > csql := 'UPDATE '||val_table.table_name||' '
> > > > > || 'SET '||val_table.column_name||' '
> > > > > || '= REPLACE ('||val_table.column_name||', ''Dr'',
> > > > > ''Dott'');';
> > > > >
> > > > > execute immediate (csql);
> > > > > end loop;
> > > > > end;
> > > > > ______________________________________________
> > > > >
> > > > >
> > > > > ______________________________________________
> > > > >
> > > > > select replacedott2() from DUAL;
> > > > > ______________________________________________
> > > > >
> > > > >
> > > > > The previous command gave me error ORA-00911: invalid character. As
> > > > > debugging I've try to remove the 'execute immediate (csql)' and I've
> > > > > inserted 'return csql', the output string is:
> > > > >
> > > > > ______________________________________________
> > > > >
> > > > > UPDATE ARTICOLO SET DESCRIZIONE = REPLACE (DESCRIZIONE, 'Dr', 'Dott');
> > > > > ______________________________________________
> > > > >
> > > > >
> > > > > If I use only this command at prompt, it will work properly (no error
> > > > > and replace is ok), why don't work if I use as the input of execute
> > > > > immediate command?
> > > > > Thank you, g'bye
> > > >
> > > > Because of the redundant ';'
> > > >
> > > > --
> > > > Sybrand Bakker
> > > > Senior Oracle DBA
> > > so how I have to write the sql?
> >
> > yours: ''Dott'');';
> >
> > corrrect: ''Dott'')';
> >
> > execute immediate statements must not have a ; at the end of the string
> > to be executed iirc.
> >
> > cheers,
> > Martin
>
> thank you, now the new error is:
> ORA-14551 cannot perform a DML operation inside a query
>
> How can I resolve it?

This one should've been real easy to google ...

Instead of: select replacedott2() from DUAL; Do:
declare
vv varchar2(2000);
begin
 vv := replacedott2();
end; Received on Wed Nov 15 2006 - 04:38:46 CST