|
|
What projection operators are available?
| $ | | First matching elementdb.collection.find({query},{"field.$":1}) |
|---|
| |
| $elemMatch | | Like $ but allows additional criteriadb.collection.find({query},{$elementMatch:{field1:value, field2:{$gt:value}}}) |
|---|
| |
| $slice | | Number of items of an array returneddb.collection.find({field:value},{array:{$slice:count}}) |
|---|
More info: docs.mongodb.org/manual/reference/operator/projection/
|
|
