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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2020/05/14 09:40:55 UTC

[GitHub] [shardingsphere] cherrylzhao commented on issue #3097: Unknown system variable 'query_cache_size'

cherrylzhao commented on issue #3097:
URL: https://github.com/apache/shardingsphere/issues/3097#issuecomment-628521154


   I have found the root reason, in `MySQLServerInfo.SERVER_VERSION` the version is fixed at `5.6.4`, so jdbc-driver will send the sql contains `query_cache_size`, we should dynamically judge it based on the physical database version.


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