【spark】写入mysql错误:No suitable driver

指定jdbc driver

首先你得找driver的jar包,放在自己知道的路径下,然后运行任务用下面这条指令

spark-submit --jars /opt/testfiles/mariadb-java-client-2.2.1.jar --driver-class-path /opt/testfiles/mariadb-java-client-2.2.1.jar --conf spark.executor.extraClassPath=/opt/testfiles/mariadb-java-client-2.2.1.jar --class main.scala.com.hopu.myjdbc.PredictToMysql /opt/testfiles/sparkhive.jar

注意:

--jars --driver-class-path --conf都要写

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