> use test2
switched to db test2
> db.tweets.save( {_id:1,comments:["this is important",{b:"this is unimportant"},"green",{b:"blue"}]} );
> db.tweets.ensureIndex({ "comments.b" : "text" });
> db.tweets.runCommand("text",{ search : "unimportant" });
{
	"queryDebugString" : "unimport||||||",
	"language" : "english",
	"results" : [
		{
			"score" : 1,
			"obj" : {
				"_id" : 1,
				"comments" : [
					"this is important",
					{
						"b" : "this is unimportant"
					},
					"green",
					{
						"b" : "blue"
					}
				]
			}
		}
	],
	"stats" : {
		"nscanned" : 1,
		"nscannedObjects" : 0,
		"n" : 1,
		"nfound" : 1,
		"timeMicros" : 122
	},
	"ok" : 1
}
> db.tweets.runCommand("text",{ search : "important" });
{
	"queryDebugString" : "import||||||",
	"language" : "english",
	"results" : [
		{
			"score" : 1,
			"obj" : {
				"_id" : 1,
				"comments" : [
					"this is important",
					{
						"b" : "this is unimportant"
					},
					"green",
					{
						"b" : "blue"
					}
				]
			}
		}
	],
	"stats" : {
		"nscanned" : 1,
		"nscannedObjects" : 0,
		"n" : 1,
		"nfound" : 1,
		"timeMicros" : 89
	},
	"ok" : 1
}