Review Request: HIVE-2204 unable to get column names for a specific table that has '_' as part of its table name

[Patrick Hunt]

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https://reviews.apache.org/r/1106/
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Review request for hive and Carl Steinbach.


Summary
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Added additional handling for escaped wildcards.


This addresses bug HIVE-2204.
    https://issues.apache.org/jira/browse/HIVE-2204


Diffs
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  jdbc/src/java/org/apache/hadoop/hive/jdbc/HiveDatabaseMetaData.java d1ff509 
  jdbc/src/test/org/apache/hadoop/hive/jdbc/TestJdbcDriver.java 591fa1f 

Diff: https://reviews.apache.org/r/1106/diff


Testing
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added new tests, all tests pass for me.


Thanks,

Patrick