Raise Application Error Range
THEN RAISE out_of_balance; -- raise the exception END IF; EXCEPTION WHEN out_of_balance THEN -- handle the error RAISE; -- reraise the current exception END; ------------ sub-block ends EXCEPTION WHEN out_of_balance THEN By default, it is False. 1. Syntax for Procedures The syntax for the Named Programmer-Defined Exception in a procedure is: CREATE [OR REPLACE] PROCEDURE procedure_name [ (parameter [,parameter]) ] IS [declaration_section] exception_name EXCEPTION; BEGIN executable_section RAISE exception_name; In Example 10-13, the INSERT statement might raise an exception because of a duplicate value in a unique column. get redirected here
In procedural statements, VALUE_ERROR is raised if the conversion of a character string into a number fails. (In SQL statements, INVALID_NUMBER is raised.) ZERO_DIVIDE Your program attempts to divide a number Code Golf Golf Golf Why does my created Amazon IAM user get "We can not find an account with that email address" when trying to log in? That way, you can report errors to your application and avoid returning unhandled exceptions. You code the pragma EXCEPTION_INIT in the declarative part of a PL/SQL block, subprogram, or package using the syntax PRAGMA EXCEPTION_INIT(exception_name, -Oracle_error_number); where exception_name is the name of a previously declared
Raise_application_error Vs Raise
share|improve this answer edited Nov 19 '09 at 10:39 answered Nov 19 '09 at 7:11 APC 87.4k1384184 +1 Very explanatory. Handle named exceptions whenever possible, instead of using WHEN OTHERS in exception handlers. ORA-01422 ZERO_DIVIDE When you attempt to divide a number by zero.
DECLARE Child_rec_exception EXCEPTION; PRAGMA EXCEPTION_INIT (Child_rec_exception, -2292); BEGIN Delete FROM product where product_id= 104; EXCEPTION WHEN Child_rec_exception THEN Dbms_output.put_line('Child records are present for this product_id.'); END; / c) User-defined Exceptions Apart For user-defined exceptions, SQLCODE returns +1 and SQLERRM returns the message: User-Defined Exception. The second parameter accepts a user defined error message of 2048 kb of string at most. Raise Application Error In Oracle Triggers But how does this get RAISE_APPLICATION_ERROR out of my life?
Finally, we tell our procedure what to do when the no_sales exception is encountered by including code in the WHEN clause: WHEN no_sales THEN raise_application_error (-20001,'You must have sales in order Raise_application_error(-20001 When an error occurs, an exception is raised. User-defined application error numbers must fall within -20000 and -20999. So, an exception raised inside a handler propagates immediately to the enclosing block, which is searched to find a handler for the newly raised exception.
END; Normally, this is not a problem. Raise_application_error Number Range Can Feudalism Endure Advanced Agricultural Techniques? When an exception occurs a messages which explains its cause is recieved. ACCESS_INTO_NULL Your program attempts to assign values to the attributes of an uninitialized (atomically null) object.
Note that user defined errors must be in the range between -20000 and -20999. BEGIN 7. Raise_application_error Vs Raise You can, however, declare the same exception in two different blocks. Oracle Raise In the latter case, PL/SQL returns an unhandled exception error to the host environment.
The FETCH statement is expected to return no rows eventually, so when that happens, no exception is raised. Get More Info When the sub-block ends, the enclosing block continues to execute at the point where the sub-block ends, as shown in Example 10-12. Browse other questions tagged plsql oracle11g or ask your own question. Also, it can use the pragma EXCEPTION_INIT to map specific error numbers returned by raise_application_error to exceptions of its own, as the following Pro*C example shows: EXEC SQL EXECUTE /* Execute Raise_application_error Parameters
The other internal exceptions can be given names. WHEN OTHERS THEN ROLLBACK; END; Because the block in which exception past_due was declared has no handler for it, the exception propagates to the enclosing block. For example, Example 10-16 is a procedure with unnecessary code that could be removed. useful reference This error detection can be handled by RAISE_APPLCIATION_ERROR from within the trigger.
Powered by Blogger. Raise Application Error In Sql Server The number that SQLCODE returns is negative unless the Oracle error is no data found, in which case SQLCODE returns +100. These are called Named Programmer-Defined Exceptions.
If there is no handler for a user-defined exception, the calling application gets the following error: ORA-06510: PL/SQL: unhandled user-defined exception Reraising a PL/SQL Exception Sometimes, you want to reraise an
l_n_salary NUMBER; 4. For example, you might define an exception named insufficient_funds to flag overdrawn bank accounts. All Rights Reserved. Pragma Exception_init And Raise Application Error The settings for the PLSQL_WARNINGS parameter are stored along with each compiled subprogram.
SQL> insert into company values(1,1003,'C Inc.','Long Name C Inc.'); 1 row created. Such a status might be the return result of a function or an out mode procedure parameter. You can place RAISE statements for a given exception anywhere within the scope of that exception. http://vealcine.com/raise-application/raise-application-error-error-codes-range.php Therefore, the values of explicit cursor attributes are not available in the handler.
EXCEPTION 12. WHEN sal_high THEN 13. The usual scoping rules for PL/SQL variables apply, so you can reference local and global variables in an exception handler. The functions SQLCODE and SQLERRM are especially useful in the OTHERS exception handler because they tell you which internal exception was raised.
Using Exception Handling we can test the code and avoid it from exiting abruptly. The general syntax to declare unnamed system exception using EXCEPTION_INIT is: DECLARE exception_name EXCEPTION; PRAGMA EXCEPTION_INIT (exception_name, Err_code); BEGIN Execution section EXCEPTION WHEN exception_name THEN handle the exception END; For Example: When called, raise_application_error ends the subprogram and returns a user-defined error number and message to the application. So, instead of this:declare s string(3) := 'abc';begin if (instr(s,'b') > 0) then raise_application_error(-20000, 'I hate the letter b'); end if;end;I use this:declare s string(3) := 'abc';begin if (instr(s,'b') > 0)
STORAGE_ERROR 06500 -6500 PL/SQL runs out of memory or memory has been corrupted. END; Omitting the exception name in a RAISE statement--allowed only in an exception handler--reraises the current exception. The functions SQLCODE and SQLERRM are especially useful in the OTHERS exception handler because they tell you which internal exception was raised. Example 10-13 Retrying a Transaction After an Exception CREATE TABLE results ( res_name VARCHAR(20), res_answer VARCHAR2(3) ); CREATE UNIQUE INDEX res_name_ix ON results (res_name); INSERT INTO results VALUES ('SMYTHE', 'YES'); INSERT
Creating your own Oracle application errors allow you to be clearer on the intent of the action and the cause of the issue. That way, you can report errors to your application and avoid returning unhandled exceptions. After an exception handler runs, the current block stops executing and the enclosing block resumes with the next statement. TOO_MANY_ROWS 01422 -1422 A SELECT INTO statement returns more than one row.
Print some JSON What kind of bugs do "goto" statements lead to? more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed The optional OTHERS exception handler, which is always the last handler in a block or subprogram, acts as the handler for all exceptions not named specifically.