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https://reviews.apache.org/r/66486/
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Review request for hive, Deepak Jaiswal and Gopal V.


Bugs: HIVE-19127
    https://issues.apache.org/jira/browse/HIVE-19127


Repository: hive-git


Description
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- Take a lock on the cache entry when in the process of setting the cache entry 
from PENDING state to VALID state, so that other threads cannot invalidate the 
entry
- The write lock on the cache was not being taken when removing an entry from 
the cache.
- synchronize access when iterating through the lru keyset


Diffs
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  ql/src/java/org/apache/hadoop/hive/ql/cache/results/QueryResultsCache.java 
ac5ae573d6 


Diff: https://reviews.apache.org/r/66486/diff/1/


Testing
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Thanks,

Jason Dere

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