[HIVE-4025] Add reflect UDF for member method invocation of column

• Type: Improvement
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 0.11.0
• Component/s: UDF
• Hadoop Flags: Reviewed
• Assignee: Navis Ryu
• Reporter: Navis Ryu
• Created: 15/Feb/13 12:04
• Updated: 16/May/13 21:10
• Resolved: 22/Feb/13 05:33

Description

There are many useful non-static methods on type of primitive types. But current reflect UDF cannot invoke those. For example,

select reflect2(value, "replace", "val", "VALUE") from src;

which replaces 'val' part of value column with 'VALUE'