标签: hive hiveql jdbc-odbc beeline
我已经运行了以下命令:
INSERT OVERWRITE LOCAL DIRECTORY '/opt' ROW FORMAT DELIMITED FIELDS TERMINATED BY ',' LINES TERMINATED BY "\n" select * from timeseries2 where ……..;
在那之后,我收到一条错误消息,指出整个目录“ / opt”为空。有没有办法恢复数据?