I scan the table ,It just has 29000 rows and each row only has not reached 1 k . I save it to files which has 18M.
But I used /app/cloud/hadoop/bin/hadoop fs -copyFromLocal , it has 99G . Why ? -- Thanks & Best regards jiajun
I scan the table ,It just has 29000 rows and each row only has not reached 1 k . I save it to files which has 18M.
But I used /app/cloud/hadoop/bin/hadoop fs -copyFromLocal , it has 99G . Why ? -- Thanks & Best regards jiajun