Xinli Shang created HIVE-21849:
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             Summary: Carry over encryption table property to derived tables  
                 Key: HIVE-21849
                 URL: https://issues.apache.org/jira/browse/HIVE-21849
             Project: Hive
          Issue Type: Task
          Components: HiveServer2
    Affects Versions: 3.0.1
            Reporter: Xinli Shang
            Assignee: Xinli Shang
             Fix For: 3.0.1


HIVE-21848 proposed to have a set of table properties to configure the ORC and 
Parquet encryption. In the scenario of CTLT and CTAS, the new table needs to 
have the same encryption table properties because they have the same type of 
sensitive data.

Furthermore, in the situation like 'insert into', if the source table has 
encrypted sensitive data but the destination doesn't have corresponding table 
property to define the encryption, then destination table will keep it as 
plaintext and hence leaks sensitive data. 

The code change is working as a prototype.  I will share it out later after 
HIVE-21848 has an agreement in the community.



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