caofangkun created HIVE-4346:
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Summary: when writing data into filesystem from queries ,the
output files could contain a line of column names
Key: HIVE-4346
URL: https://issues.apache.org/jira/browse/HIVE-4346
Project: Hive
Issue Type: New Feature
Components: Query Processor
Reporter: caofangkun
Priority: Minor
For example :
hive>desc src;
key string
value string
hive>select * from src;
1 10
2 20
hive>set hive.output.contain.columnnames=true;
hive>insert overwrite local directory './test1' select * from src ;
hive>!cat './test1/000000_0';
key^Avalue
1^A10
2^A20
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