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Aggregation Commands

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For details on specific operator, including syntax and examples, click on the specific operator to go to its reference page.

Name
Description
Performs aggregation tasks such as group using the aggregation framework.
Counts the number of documents in a collection or a view.
Displays the distinct values found for a specified key in a collection or a view.
Performs map-reduce aggregation for large data sets.
Name
Description
Provides access to the aggregation pipeline.
Performs map-reduce aggregation for large data sets.
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  • Aggregation Commands
  • Aggregation Methods