[PIG-3431] Return more information for parsing related exceptions.

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Hadoop Flags: Reviewed

Release Note

Improves Pig exception handling by:
* Adding the SourceLocation (line and column numbers) to parsing exceptions
* Adding a new exception class for undefined parameters with details of the error.
* Add the top level exception Pig threw to the PigStats object for analysis after the run finishes.

• Assignee: Jeremy Karn
• Reporter: Jeremy Karn
• Created: 19/Aug/13 13:06
• Updated: 14/Oct/13 16:46
• Resolved: 09/Sep/13 17:39

Description

There are a number of places in the Pig code where information useful for debugging parsing problems is being buried. This patch tries to expose that information by passing it up all the way to the Main run method and attaching it to the PigStats object.