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Aggregation Commands

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  • Aggregation Commands
  • Aggregation Methods

Note

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 an aggregation pipeline.
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.
←  Aggregation Pipeline Quick ReferenceAggregation Commands Comparison →
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