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是否有HDFS任何命令檢查目錄是否爲空或不檢查是否在HDFS目錄爲空或不
是否有HDFS任何命令檢查目錄是否爲空或不檢查是否在HDFS目錄爲空或不
isEmpty=$(hdfs dfs -count /some/path | awk '{print $2}')
if [[ $isEmpty -eq 0 ]];then
echo "Given Path is empty"
#Do some operation
else
echo "Given Path is not empty"
#Do some operation
fi
hdfs dfs -ls/directory/path/ – BruceWayne
hadoop fs -count hdfs:/ directory/path / – aironman