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Projection Operators

Projection operators specify the fields returned by an operation.

Note

find() operations on views do not support the following Query and Projection Operators operators:

$
$elemMatch
$slice
$meta

Note

For details on a specific operator, including syntax and examples, click on the link to the operator's reference page.

Name	Description
`$`	Projects the first element in an array that matches the query condition.
`$elemMatch`	Projects the first element in an array that matches the specified `$elemMatch` condition.
`$meta`	Projects the available per-document metadata.
`$slice`	Limits the number of elements projected from an array. Supports skip and limit slices.

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