[PIG-2073] update union documentation - numeric types will not be converted to chararray

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.9.0
• Fix Version/s: 0.9.0
• Component/s: documentation
• Hadoop Flags: Reviewed
• Assignee: Corinne Chandel
• Reporter: Thejas Nair
• Created: 13/May/11 20:29
• Updated: 04/Aug/11 00:34
• Resolved: 13/May/11 23:10

Description

As a result of changes in PIG-2071, the documentation needs to be updated -

 Union columns of compatible type will produce an "escalate" type. The priority is chararray > double > float > long > int > bytearray, tuple|bag|map > bytearray:

should be changed to remove chararray in the numeric type sequence. ie -

 Union columns of compatible type will produce an "escalate" type. The priority is double > float > long > int > bytearray, tuple|bag|map|chararray > bytearray: