使用hive时hive> describe database bdw_main;
OK
bdw_main hdfs://IFPHDFS root USER
Time taken: 0.006 seconds, Fetched: 1 row(s)
hive> drop database bdw_main;
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:java.lang.IllegalArgumentException: Can not create a Path from an empty string)