Projection Operators
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Projection operators specify the fields returned by an operation.
Note
find()
operations on views do not support
the following Query and Projection Operators operators:
Note
For details on a specific operator, including syntax and examples, click on the link to the operator's reference page.
Name | Description |
---|---|
Projects the first element in an array that matches the query condition. | |
Projects the first element in an array that matches the specified $elemMatch condition. | |
Projects the available per-document metadata. | |
Limits the number of elements projected from an array. Supports skip and limit slices. |