loadIntoHDFS(new File(EXAMPLE_DATA_HOME, "dump/enron_mail/messages.bson").getAbsolutePath(), "/user/hive/warehouse/enron");
ColumnMapping map = new ColumnMapping()
.map("id", "_id", "INT")
.map("subFolder", "subFolder", "STRING");
MongoClientURI uri = authCheck(new MongoClientURIBuilder()
.collection("mongo_hadoop", collection.getName())
).build();
execute(format("CREATE EXTERNAL TABLE %s (body STRING, subFolder STRING, mailbox STRING, filename STRING)\n"
+ "ROW FORMAT SERDE '%s'\n"
+ "WITH SERDEPROPERTIES('%s'='%s')\n"