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The following page has been changed by SanthoshSrinivasan:
http://wiki.apache.org/pig/PigErrorHandlingFunctionalSpecification

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  The format of the error message shown to the user will be as follows:
  
- ERROR <Error code>: <Error message>
+ '''ERROR <Error code>: <Error message>'''
  
  E.g.: ERROR 1005: The arity of the group by columns do not match.
  
  == Requirement on UDF authors ==
  
- In order to enable warning message aggregation, UDF authors should use Pig's 
abstraction to handle warning message aggregation. For more details refer to 
the design document.
+ In order to enable warning message aggregation, UDF authors should use Pig's 
abstraction to handle warning message aggregation. For more details refer to 
the [#design design document].
+ 
+ attachment:PigLogger.jpg
  
  === Warning Codes ===
  
@@ -147, +149 @@

  == References ==
  
   1. [[Anchor(cookbook)]] "Pig Developer Cookbook" October 21, 2008, 
http://wiki.apache.org/pig/PigDeveloperCookbook
+  2. [[Anchor(design)]] Santhosh Srinivasan, "Pig Error Handling Design", 
December 8, 2008, http://wiki.apache.org/pig/PigErrorHandlingDesign
  

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