Mysql 8.0 OCP认证考试原题题库整理(CUUG内部资料)-第23题
Mysql 8.0 OCP认证考试原题题库整理(CUUG内部资料)-第23题23、Choose the best answer.An attempt to recover an InnoDB Cluster fails.Examine this set of messages and responses:host3: 3377 ssl JS > dba.rebootClusterFromCompleteOutage ()Reconfiguring the default cluster from complete outage. . .The instance ' host1:3377' was part of the cluster configuration.Would you like to rejoin it to the cluster? : yThe instance ' host2:3377' was part of the cluster configuration.Would you like to rejoin it to the cluster? : yDba.rebootClusterFromCompleteOutage: The active session instance isn't the most updated in comparison with the ONLINE instances of the Cluster's metadata.Please use the most up to date instance: ' host1:3377'. (RuntimeError)Which statement is true?A) The cluster is running and there is at least one ONLINE instance.B) The instance deployed on host3 must be synchronized from a donor deployed on host1 by using the command cluster.addInstance('host1:3377').C) It is possible to determine the most up-to-date instance by comparing different global transaction identifier (GTID) sets with GTID_SUBSET (set1, set2).D) The active session instanceis invalid and must be re-created by using the command shell.connect ('host3:3377').E) The instance deployed on host3 must be rebuilt with a backup from the primary instance.http://www.cuug.com.cn/uploadfile/2021-02/27048763129.jpg
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