UDFRegExp NullPointerException on empty replacement string
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Key: HIVE-498
URL: https://issues.apache.org/jira/browse/HIVE-498
Project: Hadoop Hive
Issue Type: Bug
Affects Versions: 0.4.0
Reporter: Zheng Shao
Assignee: Zheng Shao
UDFRegExp, UDFRegExpReplace, UDFRegExpExtract will throw out
NullPointerException if the replacement String is empty or pattern is empty
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