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Pl/sql Error Location


This article explores the world of error management in PL/SQL: the different types of exceptions you may encounter; when, why, and how exceptions are raised; how to define your own exceptions; Any ideas?? SQL> Well, that's different. When this procedure is run, execution of the current PL/SQL block halts immediately and an exception (whose error code and message are set from the values passed to RAISE_APPLICATION_ERROR) is raised.

To handle raised exceptions, you write separate routines called exception handlers. Please re-enable javascript in your browser settings. Defining Your Own PL/SQL Exceptions PL/SQL lets you define exceptions of your own. For example, using the bt.info function, the exception section of proc3 now looks like the procedure in Listing 4.

How To Find Error Line Number In Pl/sql

If you exit a subprogram successfully, PL/SQL assigns values to OUT parameters. When an error occurs, an exception is raised. Copyright © 2003-2016 TechOnTheNet.com. SQL> CREATE OR REPLACE FUNCTION plw6009 2 RETURN VARCHAR2 3 AS 4 BEGIN 5 RETURN 'abc'; 6 EXCEPTION 7 WHEN OTHERS 8 THEN 9 RETURN NULL; 10 END plw6009; 11 /

In almost every situation when an error occurs, you really do want to make sure that the person or the job running the code that raised the error is informed. 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. Here's a method for that: private int retrieveErrorPosition(Connection connection, String query) { CallableStatement callStatement = null; try { callStatement = connection.prepareCall(LAST_ERROR_POSITION_QUERY); callStatement.setString(1, query); callStatement.registerOutParameter(2, OracleTypes.INTEGER); callStatement.execute(); return callStatement.getInt(2); } catch (SQLException Pl/sql Line Number The optional OTHERS handler catches all exceptions that the block does not name specifically.

You can get personalized Oracle training by Donald Burleson, right at your shop! Burleson is the American Team Note: This Oracle documentation was created Example Since EXCEPTION HANDLING is usually written with the following syntax: EXCEPTION WHEN exception_name1 THEN [statements] WHEN exception_name2 THEN [statements] WHEN exception_name_n THEN [statements] WHEN OTHERS THEN [statements] END [procedure_name]; You However, we're still stuck without the line number from where the error originated. http://www.oracle.com/technetwork/issue-archive/2012/12-mar/o22plsql-1518275.html Answers to the Challenge Here are the answers to the PL/SQL Challenge questions in last issue’s “Working with Dates in PL/SQL” article: Answer 1: Choices 2, 3, and 4 all offer

more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Pl Sql Exception Handling Examples On the other hand, we got this information by letting the exception go unhandled. Semantic errors: These are invalid table or column names. Moving on, I now invite you to consider… Mysteriously moving errors As with cats - according to Shrodinger at least - the act of "observing"- well, handling - a PL/SQL exception

How To Find Which Line Error Was Raised In Oracle

I will continue to use my_putline , since the backtrace could be very long if the call stack is deep (and your program names are long). it's probably discarded below what's exposed via JDBC –Brian Roach Jul 8 '13 at 16:56 There are two levels to determine the error in a query: syntax and data. How To Find Error Line Number In Pl/sql Unhandled exceptions can also affect subprograms. Dbms_utility.format_error_backtrace Example In Oracle Time to take a closer look at the tools that Oracle provides us for the purpose of error handling, starting with the most venerable… SQLCODE and SQLERRM SQLCODE and SQLERRM have

Suppose something’s gone wrong in your application and an exception was raised. TOO_MANY_ROWS A SELECT INTO statement returns more than one row. The error number and message can be trapped like any Oracle error. Most predefined exceptions are defined in the STANDARD package (a package provided by Oracle Database that defines many common programming elements of the PL/SQL language) and are among the most commonly Oracle Error Stack Trace

With exceptions, you can handle errors conveniently without the need to code multiple checks, as follows: BEGIN SELECT ... What to do with my pre-teen daughter who has been out of control since a severe accident? If I ever need to change the structure of the error_log table, I will have to change all the INSERT statements to accommodate this change. For example, prior to 10gR1: SQL> CREATE OR REPLACE PROCEDURE p1 2 IS 3 BEGIN 4 DBMS_OUTPUT.put_line ('in p1, raising error'); 5 RAISE VALUE_ERROR; 6 END; 7 / Procedure created.

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 Pl Sql Call Stack SQL> CREATE OR REPLACE PROCEDURE p3 2 IS 3 BEGIN 4 DBMS_OUTPUT.put_line ('in p3, calling p2'); 5 p2; 6 END; 7 / Procedure created. SQL> Now we have the original error.

In OCI an ErrorHandle is a vector of strings.

The exception section makes it easy to centralize all your exception handling logic and thereby manage it more effectively. But, according to the scope rules, enclosing blocks cannot reference exceptions declared in a sub-block. Just e-mail: and include the URL for the page. Format_error_stack Vs Format_error_backtrace I can now very easily get around the problem of rolling back my error log INSERT along with my business transaction.

Join them; it only takes a minute: Sign up How can I get position of an error in Oracle SQL query? I inserted a row into a table. You can, however, associate a different error code with your exception by using the EXCEPTION_INIT pragma. INVALID_CURSOR Your program attempts an illegal cursor operation such as closing an unopened cursor.

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