[GitHub] [incubator-shardingsphere] msnetc opened a new issue #2106: sharding_proxy: Caused by: java.sql.SQLException: Unknown system variable 'query_cache_size'

[GitBox <gi...@apache.org>]

msnetc opened a new issue #2106: sharding_proxy: Caused by: java.sql.SQLException: Unknown system variable 'query_cache_size'
URL: https://github.com/apache/incubator-shardingsphere/issues/2106
 
 
   ## Bug Report
   use sharding-proxy-3.1.0 connect to mysql 5.7 with config config-sharding.yaml。 sharding-proxy-3.1.0 ‘s error log:
   
   Caused by: java.sql.SQLException: Unknown system variable 'query_cache_size'
   	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:964)
   	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3973)
   	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3909)
   	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2527)
   	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2680)
   	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2486)
   	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2444)
   	at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1381)
   	at com.mysql.jdbc.ConnectionImpl.loadServerVariables(ConnectionImpl.java:3766)
   	at com.mysql.jdbc.ConnectionImpl.initializePropsFromServer(ConnectionImpl.java:3229)
   	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2238)
   	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2024)
   	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:779)
   	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47) 

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