sqoop import-all-tables \
--connect jdbc:mysql://localhost/source_database_name \ (This is the path to access the Source DB using JDBC Driver)
--username <username> \                                 (Source Database Username)
--password <password> \                                 (Source Database password)
--database source_database_name \                       (The database name will become folder name in target HDFS )
--exclude-tables <table1>,<table2>                      (we can exclude tables of our choice with this tag)