Davies Liu created SPARK-12003:
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Summary: Expanded star should use field name as column name
Key: SPARK-12003
URL: https://issues.apache.org/jira/browse/SPARK-12003
Project: Spark
Issue Type: Bug
Reporter: Davies Liu
Right now, the expended start will include the name of expression as prefix for
column, that's not better than without expending, we should not have the prefix.
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