Derek Sabry created SPARK-12139:
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Summary: REGEX Column Specification for Hive Queries
Key: SPARK-12139
URL: https://issues.apache.org/jira/browse/SPARK-12139
Project: Spark
Issue Type: New Feature
Components: SQL
Reporter: Derek Sabry
Priority: Minor
When executing a query of the form
Select `(a)?+.+` from A,
Hive interprets this query as a regular expression, which can be supported in
the hive parser for spark
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