What is the procedure for error handling in Informatica?
Error Handling Settings Error handling properties at the session level is given with options such as Stop On Errors, Stored Procedure Error, Pre-Session Command Task Error and Pre-Post SQL Error. You can use these properties to ignore or set the session to fail if any such error occurs.
What is error in exception handling?
Errors are conditions that cannot get recovered by any handling techniques. It surely causes termination of the program abnormally. Errors belong to unchecked type and mostly occur at runtime. Some of the examples of errors are Out of memory errors or System crash errors. Example 1 Compile-time Error.
What are two forms of error-handling?
Syntax errors, which are typographical mistakes or improper use of special characters, are handled by rigorous proofreading. Logic errors, also called bugs, occur when executed code does not produce the expected or desired result. Logic errors are best handled by meticulous program debugging.
What is difference between exception and error?
Exceptions and errors both are subclasses of Throwable class. The error indicates a problem that mainly occurs due to the lack of system resources and our application should not catch these types of problems. Exceptions are the problems which can occur at runtime and compile time.
What is transformation error?
Transformation errors occur when the Data Integration Service encounters conversion errors, conflicting mapping logic, and any condition set up as an error, such as null input.
Which is a non fatal POST error?
An error in a computer program which does not result in termination of execution, but which causes the processor to invent an interpretation, issue a warning, and continue processing.
When to use error handling options and techniques in Informatica?
A fatal error occurs when the Integration Service cannot access the source, target, or repository. When the session encounters fatal error, the PowerCenter Integration Service terminates the session. To handle fatal errors, you can either use a restartable ETL design for your workflow or use the workflow recovery features of Informatica PowerCenter
What are the fatal exceptions in Informatica powercenter?
For example, a data conversion transformation error out and fail the record from loading to the target table. Fatal Exceptions : Errors such as database connection errors, which forces Informatica PowerCenter to stop running the workflow.
How are user defined exceptions defined in Informatica?
User Defined Exceptions : Data issues critical to the data quality, which might get loaded to the database unless explicitly checked for quality. For example, a credit card transaction with a future transaction data can get loaded into the database unless the transaction date of every record is checked.
Where is the workflow state stored in Informatica?
During the workflow recovery process Integration Service access the workflow state, which is stored in memory or on disk based on the recovery configuration. The workflow state of operation includes the status of tasks in the workflow and workflow variable values.
