5
t.save( { "name" : "Player1" ,
6
"scores" : [{"level" : 1 , "score" : 100},
7
{"level" : 2 , "score" : 50}],
9
t.save( { "name" : "Player2" ,
11
"scores" : [ {"level" : 1 , "score" : 90},
12
{"level" : 2 , "score" : 0} ]
15
assert.eq( 2 , t.find( { "scores.level": 2, "scores.score": {$gt:30} } ).itcount() , "A" );
16
t.ensureIndex( { "scores.level" : 1 , "scores.score" : 1 } );
17
assert.eq( 1 , t.find( { "scores.level": 2, "scores.score": {$gt:30} } ).itcount() , "B" );