我正在尝试将MySQL数据导入到HDFS中,但是我得到了一个异常。(MapContextImpl.java:80) at org.apache.sqoop.mapreduce.AutoProgressMapper.run(AutoProgressMapper.java:64:958)
at com.mysql.jdbc.PreparedStatement.executeQuery(Prepare
Why is there MapReduce process in Sqoop to load data from HDFS to MySQL? 数据在HDFS目录:/foo/bar中。要在MySQL条形表中加载数据,为什么有一个MapReduce进程?sqoop export --connect jdbc:mysql://localhost/hduser --table foo -m 1 --export-dir /foo/