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https://reviews.apache.org/r/66368/
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Review request for hive, Gopal V and Jesús Camacho Rodríguez.


Bugs: HIVE-18609
    https://issues.apache.org/jira/browse/HIVE-18609


Repository: hive-git


Description
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- Save ValidTxnWriteIdList when saving query to the results cache.
- Compare the write ID list for each transactional table during results cache 
lookup.
- Add configuration to determine if queries with non-transactional tables 
should be cached.


Diffs
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  common/src/java/org/apache/hadoop/hive/conf/HiveConf.java 8d9b5a3194 
  itests/src/test/resources/testconfiguration.properties 0d6aaae535 
  ql/src/java/org/apache/hadoop/hive/ql/Driver.java 667f436a89 
  ql/src/java/org/apache/hadoop/hive/ql/cache/results/QueryResultsCache.java 
4fa1044232 
  ql/src/java/org/apache/hadoop/hive/ql/io/AcidUtils.java 1828f0a531 
  ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java 26f20f2e05 
  ql/src/test/queries/clientpositive/results_cache_1.q 4aea60e1e5 
  ql/src/test/queries/clientpositive/results_cache_2.q 96a90925f6 
  ql/src/test/queries/clientpositive/results_cache_capacity.q 9f54577009 
  ql/src/test/queries/clientpositive/results_cache_empty_result.q 621367141e 
  ql/src/test/queries/clientpositive/results_cache_invalidation.q PRE-CREATION 
  ql/src/test/queries/clientpositive/results_cache_lifetime.q 60ffe96a04 
  ql/src/test/queries/clientpositive/results_cache_quoted_identifiers.q 
4802f43ba9 
  ql/src/test/queries/clientpositive/results_cache_temptable.q 9e0de765cb 
  ql/src/test/queries/clientpositive/results_cache_transactional.q PRE-CREATION 
  ql/src/test/queries/clientpositive/results_cache_with_masking.q b4fcdd57eb 
  ql/src/test/results/clientpositive/llap/results_cache_invalidation.q.out 
PRE-CREATION 
  ql/src/test/results/clientpositive/llap/results_cache_transactional.q.out 
PRE-CREATION 
  ql/src/test/results/clientpositive/results_cache_invalidation.q.out 
PRE-CREATION 
  ql/src/test/results/clientpositive/results_cache_transactional.q.out 
PRE-CREATION 


Diff: https://reviews.apache.org/r/66368/diff/1/


Testing
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qtests added.


Thanks,

Jason Dere

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