[HIVE-593] UDF and GenericUDF clean-up

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.3.0
• Fix Version/s: 0.4.0
• Assignee: Zheng Shao
• Reporter: Zheng Shao
• Created: 30/Jun/09 01:24
• Updated: 17/Dec/11 00:07
• Resolved: 02/Jul/09 23:47

Description

We should deprecate ExprNodeIndexEvaluator and ExprNodeFieldEvaluator and use GenericUDF.
We should also clean up ExprNodeFuncEvaluator - there are a lot of hacks to be removed (hacks to get map, list and struct to work)