[jira] [Created] (HIVE-7588) Using type variable in UDF

["Navis (JIRA)" <ji...@apache.org>]

Navis created HIVE-7588:
---------------------------

             Summary: Using type variable in UDF
                 Key: HIVE-7588
                 URL: https://issues.apache.org/jira/browse/HIVE-7588
             Project: Hive
          Issue Type: Improvement
          Components: UDF
            Reporter: Navis
            Assignee: Navis
            Priority: Trivial


>From http://www.mail-archive.com/user@hive.apache.org/msg12307.html

Support type variables in UDF
{code}
public <T> T evaluate(final T s, final String column_name, final int bitmap) throws Exception {
     if (s instanceof Double)
            return (T) new Double(-1.0);
     Else if( s instance of Integer)
            Return (T) new Integer(-1) ;  
…..
}
{code}



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