摘要:
[hdfs@prod01 root]$ hdfs dfs -du -h hdfs://prod-hdfs/apps/hive/warehouse/dtsaas.db | grep G | sort -n -k 1 阅读全文
摘要:
1. su hdfs cd ~ 2. hive -e " set hive.cli.print.header=true; USE saas; SELECT CONCAT_WS(',', cast( nvl(order_id ,0) as string) ,cast( nvl(total_amount 阅读全文