Hyunsik Choi created TAJO-563:
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Summary: INSERT OVERWRITE should not remove data before query
success
Key: TAJO-563
URL: https://issues.apache.org/jira/browse/TAJO-563
Project: Tajo
Issue Type: Bug
Components: tajo master
Reporter: Hyunsik Choi
Priority: Critical
Fix For: 0.8-incubating
INSERT OVERWRITE removes a table data set regardless of query success. In
addition, INSERT OVERWRITE removes a table data set upon launching a query. It
is a very dangerous approach, and we have to fix it.
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