85760ac8_zure_Database___Cerebrata_Blog__Description
[S.No] 3. [Parameter Name] -BatchSize [Description] 
This cmdlet makes use of “bcp” utility to download the table data. This parameter specifies the maximum number of rows bcp utility should fetch from a table in a single call to the database. Default value for this parameter is 1000.
Backup SQL Azure Database | Cerebrata Blog
Description