Spark and mysql:did not find registered driver with class com mysql. jdbc. Driver

CDH-5.8.3 On the cluster spark-submit --master yarn... When you submit a task , When using mysql-connector-java-5.1.40-bin.jar etc. jar The following problems may occur when packaging ：

Did not find registered driver with class com.mysql.jdbc.Driver

Solution ：

Every node （master Nodes and slave node ） hold mysql-connector-java-5.1.40-bin.jar copy to HADOOP_YARN_HOME Next .

CDH-5.8.3 Component's HOME route ：/opt/cloudera/parcels/CDH-5.8.3-1.cdh5.8.3.p0.2

HADOOP_YARN_HOME Of jar Package path ：

/opt/cloudera/parcels/CDH-5.8.3-1.cdh5.8.3.p0.2/lib/hadoop-yarn

At each node （master and slave） Zhongba mysql-connector-java-5.1.40-bin.jar Copied to the /opt/cloudera/parcels/CDH-5.8.3-1.cdh5.8.3.p0.2/lib/hadoop-yarn/ Under the path .