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Logical Query Operators

Logical operators return data based on expressions that evaluate to true or false.

Note

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

Name
Description
$and
Joins query clauses with a logical AND returns all documents that match the conditions of both clauses.
Inverts the effect of a query expression and returns documents that do not match the query expression.
Joins query clauses with a logical NOR returns all documents that fail to match both clauses.
Joins query clauses with a logical OR returns all documents that match the conditions of either clause.
←  $nin$and →
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