翻译或纠错本页面
- Reference >
- Operators >
- Query and Projection Operators >
- Query Operator Array
Query Operator Array¶
注解
For details on specific operator, including syntax and examples, click on the specific operator to go to its reference page.
| Name | Description |
|---|---|
| $all | Matches arrays that contain all elements specified in the query. |
| $elemMatch | Selects documents if element in the array field matches all the specified $elemMatch conditions. |
| $size | Selects documents if the array field is a specified size. |