grant file on *.* to 'webuser@'%';

mysql> grant file on *.* to 'devuser'@'%';
 ERROR 1045 (28000): Access denied for user 'root'@'%' (using password: YES)


 mysql> select User, File_priv, Grant_priv, Super_priv from mysql.user;
 +----------+-----------+------------+------------+
 | User     | File_priv | Grant_priv | Super_priv |
 +----------+-----------+------------+------------+
 | rdsadmin | Y         | Y          | Y          |
 | root     | N         | Y          | N          |
 | devuser  | N         | N          | N          |
 +----------+-----------+------------+------------+

--local-infile=1

mysqldump MYDB | mysql -h rds-amazon-blah.com --user=youruser --pass=thepass

mysqlimport --local --compress  -u <user-name> -p<password> -h <host-address> <database-name> --fields-terminated-by=',' TEST_TABLE.csv
--Make sure, here the utility will be inserting the data into TEST_TABLE only.

mysql -u <user-name> -p<password> -h <host-address> <database-name> < TEST_TABLE_INSERT.SQL
--Here file TEST_TABLE_INSERT.SQL will have bulk import sql statement like below
--insert into TEST_TABLE values('1','test1','2017-09-08'),('2','test2','2017-09-08'),('3','test3','2017-09-08'),('3','test3','2017-09-08');