Thanks for your response!

Actually, I don't know well about Data Factory..

To speed up to process big DataFrame, I used repartition mode, according to this blog: https://devblogs.microsoft.com/azure-sql/partitioning-on-spark-fast-loading-clustered-columnstore-in...

Could you let me know how can I use it to overwrite all data in csv file into MSSQL? Is it easy?