Raise Application Error Trigger Example
If so, do it by making a call to a procedure declared with the PRAGMA AUTONOMOUS_TRANSACTION, so that you can commit your debugging information, even if you roll back the work I guess in such cases you would simply use "raise".. You can definitely DISABLE or reduce what they can do. That is NOT hard code the username etc. click site
The final parameter passed to the procedure is a Boolean(true/false) that tells the procedure to add this error to the error stack or replace all errors in the stack with this Followup January 26, 2005 - 4:31 pm UTC I have the inputs from the top level -- all of the way down. Is there any way I can know whether the user has logged from new session of SQL*Plus or through connect statement. into..
Oracle Trigger Raise Application Error
Followup October 14, 2003 - 5:02 pm UTC Absolutely -- as coded above -- everything became a MEANINGLESS 20001 I would not use a when others in your example -- i You would give me ORA-20001 -- what the HECK is that. create or replace trigger minimumwage before insert or update on Employee for each row begin if :new.Wage < 7.25 then raise_application_error(-20000,'Pay is below Texas minimum wage!'); end if; end; should be Each handler consists of a WHEN clause, which specifies an exception, followed by a sequence of statements to be executed when that exception is raised.
Followup January 28, 2005 - 7:27 pm UTC
how should the application handle? you tell me -- my answer would be along the lines of put up a message It is something like this : create or replace trigger test.on_logon after logon on test.schema declare l int; begin l =
Updated December 1, 2005 - a couple of people have pointed out it just takes the administer Database Trigger privilege to be immune from a logon trigger failing. Raise Application Error Syntax It *appears* to me that do-something-complicated is the transction here, it is the atomic unit of work. Moreover, I have a coerent way to deal with the exceptions and group them within my packages/applications. Handling Exceptions Raised in Handlers When an exception occurs within an exception handler, that same handler cannot catch the exception.
Same with your routines, if you have a when others -- and don't do anything meaningful in it (eg: email yourself a notification that it failed, log a message using utl_file Sqlerrm I am not developing this code, I trying to fix existing code I inherited. otherwise, leave it be. The user can store whatever they want into that column from a different piece of the application.
Raise Application Error Syntax
Although you cannot anticipate all possible errors, you can plan to handle certain kinds of errors meaningful to your PL/SQL program. ops$tkyte%ORA10GR2> create or replace trigger chist_delta 2 after alter on schema 3 declare 4 l_sql long; 5 n number; 6 l_sql_text ora_name_list_t; 7 l_name varchar2(30); 8 begin 9 10 if ora_dict_obj_type='TABLE' Oracle Trigger Raise Application Error You have examples of it in asktom, I believe... Ora 20001 Oracle Error If there is no handler for a user-defined exception, the calling application gets this error: ORA-06510: PL/SQL: unhandled user-defined exception Reraising a PL/SQL Exception Sometimes, you want to reraise an exception,
How can i do that (using a trigger ? ) Thanks in advance for your time . get redirected here I can: select line, text from user_source where name = 'TEST_PACKAGE' and type = 'PACKAGE BODY' order by line; I can tell precisely where I was and what was happening. Followup March 31, 2002 - 1:39 pm UTC Again -- I don't know what you are trying to say here. create a user, grant them create session and administer database whatever, test it? Ora-00604: Error Occurred At Recursive Sql Level 1
PL/SQL predefines some common Oracle errors as exceptions. I've said you can log the error, but a when others that is NOT followed by RAISE is almost always a bug this, this is why I call them evil. HomeOracle PL/SQL TutorialIntroductionQuery SelectSetInsert Update DeleteSequencesTableTable JoinsViewIndexSQL Data TypesCharacter String FunctionsAggregate FunctionsDate Timestamp FunctionsNumerical Math FunctionsConversion FunctionsAnalytical FunctionsMiscellaneous FunctionsRegular Expressions FunctionsStatistical FunctionsLinear Regression FunctionsPL SQL Data TypesPL SQL StatementsPL SQL OperatorsPL http://vealcine.com/raise-application/raise-application-error-in-database-trigger.php On the other hand, if the error is going to be propagated BACK to the client -- I prefer to catch the USER DEFINED EXCEPTIONS by name and use raise application
How do I "fix" them? Ora-06512 it tells you how to do it. Oracle Version 8174 July 08, 2003 - 6:11 pm UTC Reviewer: A reader Hi Tom, CREATE OR REPLACE TRIGGER TRIG_TEST AFTER LOGON ON database DECLARE app_name VARCHAR2(48); BEGIN SELECT module INTO
raise_application_error(-20000, 'You are not authorized to do any modification in the weekends!!'); 8.
Thanks! Can you throw some light on how I should investigate this further ? May 10, 2005 - 9:35 am UTC Reviewer: Alex Tom, I was expecting those errors...I didn't choose them at random. The solution we're after is somewhere in between auditing and streams.
How to display only the error message March 08, 2007 - 10:41 am UTC Reviewer: A reader Hi Tom, Instead of displaying the entire error stack like this ERROR: ORA-00604: error I do not want getting ORA-00001, I want 'ORA-30004, Order was not sent, reason 4, shipping is on strike :-)'. The use of pragma exception init is very clear, but Why do you have to use a raise application error. http://vealcine.com/raise-application/raise-application-error-in-trigger-oracle.php who ever calls this procedure would have NO IDEA that it failed, none.
The categories are: SEVERE: Messages for conditions that might cause unexpected behavior or wrong results, such as aliasing problems with parameters. Declaring PL/SQL Exceptions Exceptions can be declared only in the declarative part of a PL/SQL block, subprogram, or package. I fix it -- but anything that "worked" continued to work -- things that didn't, failed with a message. using password files is not feasible in our env.
Browse other questions tagged sql plsql sqlplus or ask your own question. SQL> SQL> CREATE TRIGGER employee_bir 2 BEFORE INSERT ON employee 3 FOR EACH ROW 4 begin 5 if upper(:new.name) = 'J' then 6 raise_application_error(20000, 'Sorry, that genius is not allowed.'); 7 August 24, 2004 - 5:34 am UTC Reviewer: Botev from Germany I really enjoyed the arguments against WHEN OTHERS. [email protected]> show errors No errors.