How do you handle no data found EXCEPTION in SQL?
How do you handle no data found EXCEPTION in SQL?
When you are selecting INTO a variable and there are no records returned you should get a NO DATA FOUND error. I believe the correct way to write the above code would be to wrap the SELECT statement with it’s own BEGIN/EXCEPTION/END block.
What is no data found EXCEPTION in Oracle?
So, PL/SQL predefines some common Oracle errors as exceptions. For example, PL/SQL raises the predefined exception NO_DATA_FOUND if a SELECT INTO statement returns no rows….Predefined PL/SQL Exceptions.
| Exception | Oracle Error | SQLCODE Value |
|---|---|---|
| SUBSCRIPT_OUTSIDE_LIMIT | ORA-06532 | -6532 |
| SYS_INVALID_ROWID | ORA-01410 | -1410 |
How do you handle no data found EXCEPTION in cursor FOR loop?
Answer: the same way as the original one you asked about, and this one is actually a little easier. Declare a new EXCEPTION in the declarations section, perhaps call it NAME_IS_NULL. In the loop body, check to see if the EMP_NAME is NULL (before the INSERT statement). If it is, throw the NAME_IS_NULL exception.
How do I stop Ora-01403 No data found?
Action: Terminate processing for the SELECT statement. Many people experience ORA-01403 in association with the SELECT INTO clause. SELECT INTO clauses are standard SQL queries which pull a row or set of columns from a database, and put the retrieved data into variables which have been predefined.
How do I stop No data found exception?
Answer: To prevent the PLSQL code from dropping to the exception code when a record is not found, you’ll have to perform a count first to determine the number of records that will be returned. For example: — Check to make sure that at least one record is returned SELECT COUNT(1) INTO v_count FROM sales.
How can a user defined exception be raised?
User-defined exceptions are never raised by the server; they are raised explicitly by a RAISE statement. A user-defined exception is raised when a developer-defined logical rule is broken; a common example of a logical rule being broken occurs when a check is presented against an account with insufficient funds.
What does ora-01403 mean in Oracle?
The ORA-01403 error (“no data found”) is representative of this type of Oracle problem, and while it involves a bit more coding savvy than other errors, the fix tends to be much more long term. The ORA-01403 error derives from an SQL query meant to return all data requested, but no data was found.
What is orerr-01403 error in PLSQL?
ORA-01403 is coming when PLSQL variable does not found any data. ORERR utility may provide the information of this error, which is ‘No data found’ error. Most of the time developer forget to handle this error in PLSQL code. There might be different possible reasons for this error. The main cause of this error is variable does not found any data.
What is no_data_found error in SQL?
NO_DATA_FOUND A SELECT INTO statement returns no rows, or your program references a deleted element in a nested table or an uninitialized element in an index-by table. In your PL/SQL code, the SELECT .. INTOstatement returns no rows, thus it raises NO_DATA_FOUNDerror.
Why do I get ora-01403 when attempting operations in nologging clauses?
Here is a common cause of ORA-01403 when attempting operations in NOLOGGING clauses from Oracle docs: For logical standby databases, when SQL apply operations encounter a redo log record for an operation performed with the NOLOGGING clause, it skips over the record and continues applying changes from later records.
