asya999 · May 14, 2014 21:37
diff --git a/sample docs b/sample docs
 > db.substring.find({},{_id:0,machine:1})
 { "machine" : "foo.apple.com" }
 { "machine" : "bar.facebook.com" }
 { "machine" : "baz.mongodb.org" }
	> db.substring.find({},{_id:0,machine:1})
	{ "machine" : "foo.apple.com" }
	{ "machine" : "bar.facebook.com" }
	{ "machine" : "baz.mongodb.org" }