> db.fs.files.getIndexes()
[
	{
		"v" : 1,
		"key" : {
			"_id" : 1
		},
		"name" : "_id_",
		"ns" : "testdb.fs.files"
	},
	{
		"v" : 1,
		"key" : {
			"filename" : 1,
			"uploadDate" : -1
		},
		"name" : "filename_1_uploadDate_-1",
		"ns" : "testdb.fs.files"
	},
	{
		"v" : 1,
		"key" : {
			"files_id" : 1,
			"n" : 1
		},
		"name" : "files_id_1_n_1",
		"ns" : "testdb.fs.files"
	}
]
> db.fs.chunks.getIndexes()
[
	{
		"v" : 1,
		"key" : {
			"_id" : 1
		},
		"name" : "_id_",
		"ns" : "testdb.fs.chunks"
	},
	{
		"v" : 1,
		"key" : {
			"files_id" : 1,
			"n" : 1
		},
		"name" : "files_id_1_n_1",
		"ns" : "testdb.fs.chunks"
	}
]