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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2019/10/11 10:32:21 UTC

[GitHub] [spark] wangyum opened a new pull request #26089: [SPARK-29423][SQL] lazily initialize StreamingQueryManager in SessionState

wangyum opened a new pull request #26089: [SPARK-29423][SQL] lazily initialize StreamingQueryManager in SessionState
URL: https://github.com/apache/spark/pull/26089
 
 
   ### What changes were proposed in this pull request?
   
   This PR makes `SessionState` lazily initialize `StreamingQueryManager` to avoid constrcting  `StreamingQueryManager` for each session when connecting to ThriftServer.
   
   ### Why are the changes needed?
   
   Reduce memory usage.
   
   
   ### Does this PR introduce any user-facing change?
   
   No.
   
   
   ### How was this patch tested?
   manual test
   

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