Catch the error in an exception clause and ignore it.
SQL> set serveroutput on
SQL> run
1 declare
2 x number ;
3 begin
4 x := to_number ('123^') ;
5 exception
6 when value_error
7 then
8 dbms_output.put_line ('Bad Number') ;
9 when others
10 then
11 raise ;
12* end ;
Bad Number
Procedura PL/SQL completata correttamente.
> -----Original Message-----
> Saira Somani-Mendelin
>
> I have a shell script that executes a sql*plus script (which
> executes a
> procedure) based on user input.
>
> But what if the user inputs an invalid datatype? The exception section
> handles the error and displays a user-friendly message but I still get
> an error stack. I want to hide this from the user. How can I
> do this? I
> have set feedback and echo options off. See output below:
>
> PO Reconciliation Batch Release
> ================================
>
> Enter batch number to be released:
> yrugis
> You have entered an invalid number! Exiting program...
> **[I want to suppress the errors below]**
> BEGIN RELEASE_PO_B_H('yrugis'); END;
>
> *
> ERROR at line 1:
> ORA-01722: invalid number
> ORA-06512: at "TRAIN65D.RELEASE_PO_B_H", line 16
> ORA-06512: at line 1
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