DBMS_OUTPUT.PUT_LINE('Employee '||v_empid||' updated'); ELSE DBMS_OUTPUT.PUT_LINE('Employee '||v_empid||' ignored'); END IF; END; / ORA-20999: The salary of employee is not found For more information about PL exception handling, seePL exception handlinginPL Reference. Usage example...
In this example, a PL/SQL program attempts to divide by 0. TheZERO_DIVIDEpredefined exception is used to trap the error in an exception-handling routine. Command> DECLARE v_invalid PLS_INTEGER; > BEGIN > v_invalid := 100/0; > EXCEPTION > WHEN ZERO_DIVIDE THEN > DBMS_OUTPUT.PUT_LINE ...
22.1 The Challenge of Exception Handling Do you test your own programs? If you do, I am willing to wager large sums of money that your users feel as if they are the ones doing the testing. Authors of a program cannot find all the bugs in their software. They have, in fact, an unca...
DBMS_OUTPUT.PUT_LINE('Could not recognize PAST_DUE_EXCEPTION in this scope.'||acct_num); END;--- sub-block ends EXCEPTION WHEN past_due THEN-- does not handle raised exception DBMS_OUTPUT.PUT_LINE('Handling PAST_DUE exception.'||acct_num); WHEN OTHERS THEN DBMS_OUTPUT.PUT_LINE('Could...
dbms_output.put_line ( c || ' ' || z); end if; if c< 8520 then dbms_output.put_line('Gotta go, since c='||to_char(c)); exit; end if; c:=c-1; end loop; exception when others then dbms_output.put_line ( c || ' ' || 'OTHER_ERROR'); end; / 04...
Inside the EXCEPTION block the DBMS_OUTPUT.PUT_LINE procedure displays an error message indicating that a division by zero has occurred. Flowchart: Previous:PL/SQL Exception Handling Exercises Home. Next:Handling NO_DATA_FOUND exception in PL/SQL....
In the above syntax, we use exception handling to handle all types of exceptions. Here we first used the declare section, an optional part of this syntax. After that, we use the execution section, and inside the execution section, we write the WHEN condition to handle the exception. For ...
Oracle Exception Handling Version 11.1 Before executing an,, orstatement, Oracle marks an implicit savepoint (unavailable to you). If the statement fails, Oracle rolls back to the savepoint. Normally, just the failed SQL statement is rolled back, not the whole transaction. However, if the ...
(-20003,'Exception: the input number is not 1 or 2'); END IF; -- exception handling of the inner block EXCEPTION WHEN e1 THEN dbms_output.put_line('Handle exception when the input number is 1'); END; -- exception handling of the outer block EXCEPTION WHEN e2 THEN dbms_output.put_...
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