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Posted to dev@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2019/03/07 10:03:32 UTC

[GitHub] [incubator-shardingsphere] mfeng-ya edited a comment on issue #1990: sharding-jdbc can't work in multi thread concurrent

mfeng-ya edited a comment on issue #1990: sharding-jdbc can't work in multi thread  concurrent 
URL: https://github.com/apache/incubator-shardingsphere/issues/1990#issuecomment-470461252
 
 
   new question
   ShardingRule i think is singleton
   ![image](https://user-images.githubusercontent.com/42688346/53948569-14babb00-4103-11e9-8695-60e18146d992.png)
   ![image](https://user-images.githubusercontent.com/42688346/53947909-afb29580-4101-11e9-8e73-20552c538e25.png)
   org.apache.commons.collections4.map.ReferenceMap is not thread-safe, cache used with it no problem in multi thread concurrent?
   ![image](https://user-images.githubusercontent.com/42688346/53948327-847c7600-4102-11e9-9030-b5a5b7bfaf38.png)
   

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