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- Aggregation Variable Operators
Aggregation Variable Operators¶
Note
For details on specific operator, including syntax and examples, click on the specific operator to go to its reference page.
Name | Description |
---|---|
$map |
Applies a subexpression to each element of an array and returns the array of resulting values in order. Accepts named parameters. |
$let |
Defines variables for use within the scope of a subexpression and returns the result of the subexpression. Accepts named parameters. |