Packages

object AggregationFramework extends commands.AggregationFramework[GenericCollection.pack.type] with PackSupport[GenericCollection.pack.type]

The aggregation framework for this collection

Linear Supertypes
PackSupport[GenericCollection.pack.type], commands.AggregationFramework[GenericCollection.pack.type], AtlasSearchAggregation[GenericCollection.pack.type], ChangeStreamAggregation[GenericCollection.pack.type], AggregationPipeline[GenericCollection.pack.type], SortAggregation[GenericCollection.pack.type], SliceAggregation[GenericCollection.pack.type], GroupAggregation[GenericCollection.pack.type], AnyRef, Any
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Inherited
  1. AggregationFramework
  2. PackSupport
  3. AggregationFramework
  4. AtlasSearchAggregation
  5. ChangeStreamAggregation
  6. AggregationPipeline
  7. SortAggregation
  8. SliceAggregation
  9. GroupAggregation
  10. AnyRef
  11. Any
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Visibility
  1. Public
  2. All

Type Members

  1. final class AddFieldToSet extends commands.AggregationFramework.GroupFunction

    The $addToSet group accumulator.

    The $addToSet group accumulator.

    Definition Classes
    GroupAggregation
  2. final class AddToSet extends commands.AggregationFramework.GroupFunction

    The $addToSet group accumulator.

    The $addToSet group accumulator.

    Definition Classes
    GroupAggregation
  3. final class Ascending extends commands.AggregationFramework.SortOrder

    Ascending sort order

    Ascending sort order

    Definition Classes
    SortAggregation
  4. final class AtlasSearch extends commands.AggregationFramework.PipelineOperator

    EXPERIMENTAL: See AtlasSearch$

    EXPERIMENTAL: See AtlasSearch$

    Definition Classes
    AtlasSearchAggregation
  5. final class Avg extends commands.AggregationFramework.GroupFunction

    The $avg group accumulator.

    The $avg group accumulator.

    Definition Classes
    GroupAggregation
  6. final class AvgField extends commands.AggregationFramework.GroupFunction

    The $avg group accumulator.

    The $avg group accumulator.

    Definition Classes
    GroupAggregation
  7. final class Descending extends commands.AggregationFramework.SortOrder

    Descending sort order

    Descending sort order

    Definition Classes
    SortAggregation
  8. final class First extends commands.AggregationFramework.GroupFunction

    The $field group accumulator.

    The $field group accumulator.

    Definition Classes
    GroupAggregation
  9. final class FirstField extends commands.AggregationFramework.GroupFunction

    The $field group accumulator.

    The $field group accumulator.

    Definition Classes
    GroupAggregation
  10. sealed trait GroupFunction extends AnyRef

    Represents one of the group/accumulator operators, for the $group aggregation.

    Represents one of the group/accumulator operators, for the $group aggregation. Operation.

    Definition Classes
    GroupAggregation
    See also

    https://docs.mongodb.com/manual/reference/operator/aggregation/group/#accumulator-operator

  11. final class Last extends commands.AggregationFramework.GroupFunction

    The $field group accumulator.

    The $field group accumulator.

    Definition Classes
    GroupAggregation
  12. final class LastField extends commands.AggregationFramework.GroupFunction

    The $field group accumulator.

    The $field group accumulator.

    Definition Classes
    GroupAggregation
  13. final class Max extends commands.AggregationFramework.GroupFunction

    The $max group accumulator.

    The $max group accumulator.

    Definition Classes
    GroupAggregation
  14. final class MaxField extends commands.AggregationFramework.GroupFunction

    The $max group accumulator.

    The $max group accumulator.

    Definition Classes
    GroupAggregation
  15. final class MergeObjects extends commands.AggregationFramework.GroupFunction

    The $mergeObjects group accumulator.

    The $mergeObjects group accumulator.

    Definition Classes
    GroupAggregation
  16. sealed trait MetadataKeyword extends AnyRef

    Keyword of metadata.

    Keyword of metadata.

    Definition Classes
    SortAggregation
  17. final class MetadataSort extends commands.AggregationFramework.SortOrder

    Metadata sort order.

    Metadata sort order.

    Definition Classes
    SortAggregation
  18. final class Min extends commands.AggregationFramework.GroupFunction

    The $min group accumulator.

    The $min group accumulator.

    Definition Classes
    GroupAggregation
  19. final class MinField extends commands.AggregationFramework.GroupFunction

    The $min group accumulator.

    The $min group accumulator.

    Definition Classes
    GroupAggregation
  20. type Pipeline = List[PipelineOperator]

    Aggregation pipeline (with at least one stage operator)

    Aggregation pipeline (with at least one stage operator)

    Definition Classes
    AggregationPipeline
  21. trait PipelineOperator extends AnyRef

    One of MongoDBs pipeline operators for aggregation.

    One of MongoDBs pipeline operators for aggregation. Sealed as these are defined in the MongoDB specifications, and clients should not have custom operators.

    Definition Classes
    AggregationPipeline
  22. final class Push extends commands.AggregationFramework.GroupFunction

    The $push group accumulator.

    The $push group accumulator.

    Definition Classes
    GroupAggregation
  23. final class PushField extends commands.AggregationFramework.GroupFunction

    The $push group accumulator.

    The $push group accumulator.

    Definition Classes
    GroupAggregation
  24. final class SearchString extends AnyRef

    EXPERIMENTAL: One or at least one string with optional alternate analyzer specified in multi field

    EXPERIMENTAL: One or at least one string with optional alternate analyzer specified in multi field

    Definition Classes
    AtlasSearchAggregation
  25. final class Slice extends commands.AggregationFramework.PipelineOperator

    Returns a slice/subset of an array.

    Returns a slice/subset of an array.

    Definition Classes
    SliceAggregation
  26. sealed trait SortOrder extends AnyRef

    Represents that a field should be sorted on, as well as whether it should be ascending or descending.

    Represents that a field should be sorted on, as well as whether it should be ascending or descending.

    Definition Classes
    SortAggregation
  27. final class StdDevPop extends commands.AggregationFramework.GroupFunction

    The $stdDevPop group accumulator.

    The $stdDevPop group accumulator.

    Definition Classes
    GroupAggregation
    Since

    MongoDB 3.2

  28. final class StdDevPopField extends commands.AggregationFramework.GroupFunction

    The $stdDevPop for a single field.

    The $stdDevPop for a single field.

    Definition Classes
    GroupAggregation
    Since

    MongoDB 3.2

  29. final class StdDevSamp extends commands.AggregationFramework.GroupFunction

    The $stdDevSamp group accumulator

    The $stdDevSamp group accumulator

    Definition Classes
    GroupAggregation
    Since

    MongoDB 3.2

  30. final class StdDevSampField extends commands.AggregationFramework.GroupFunction

    The $stdDevSamp for a single field

    The $stdDevSamp for a single field

    Definition Classes
    GroupAggregation
    Since

    MongoDB 3.2

  31. final class Sum extends commands.AggregationFramework.GroupFunction

    The $sum group accumulator.

    The $sum group accumulator.

    Definition Classes
    GroupAggregation
  32. final class SumField extends commands.AggregationFramework.GroupFunction

    The $sum group accumulator.

    The $sum group accumulator.

    Definition Classes
    GroupAggregation
  33. final class SumValue extends commands.AggregationFramework.GroupFunction
    Definition Classes
    GroupAggregation
  34. final class AddFields extends (AggregationFramework.this)#PipelineOperator

    $addFields stage .

    $addFields stage .

    Definition Classes
    AggregationFramework
  35. final class Bucket extends (AggregationFramework.this)#PipelineOperator

    $bucket aggregation stage .

    $bucket aggregation stage .

    Definition Classes
    AggregationFramework
  36. final class BucketAuto extends (AggregationFramework.this)#PipelineOperator

    $bucket aggregation stage .

    $bucket aggregation stage .

    Definition Classes
    AggregationFramework
  37. final class CollStats extends (AggregationFramework.this)#PipelineOperator

    $collStats aggregation stage .

    $collStats aggregation stage .

    Definition Classes
    AggregationFramework
  38. final class Count extends (AggregationFramework.this)#PipelineOperator

    $count of the number of documents input .

    $count of the number of documents input .

    Definition Classes
    AggregationFramework
  39. final class CurrentOp extends (AggregationFramework.this)#PipelineOperator

    $currentOp .

    $currentOp .

    Definition Classes
    AggregationFramework
  40. final class Cursor extends AnyRef

    Attributes
    protected
    Definition Classes
    AggregationFramework
  41. final class Facet extends (AggregationFramework.this)#PipelineOperator

    $facet .

    $facet .

    Definition Classes
    AggregationFramework
  42. final class Filter extends AnyRef

    The $filter aggregation stage.

    The $filter aggregation stage.

    Definition Classes
    AggregationFramework
  43. final class GeoNear extends (AggregationFramework.this)#PipelineOperator

    $geoNear aggregation stage, that outputs documents in order of nearest to farthest from a specified point.

    $geoNear aggregation stage, that outputs documents in order of nearest to farthest from a specified point.

    Definition Classes
    AggregationFramework
  44. final class GraphLookup extends (AggregationFramework.this)#PipelineOperator

    The $graphLookup aggregation stage.

    The $graphLookup aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.4

  45. final class Group extends (AggregationFramework.this)#PipelineOperator

    $groups documents together to calculate aggregates on document collections .

    $groups documents together to calculate aggregates on document collections .

    Definition Classes
    AggregationFramework
  46. final class GroupField extends (AggregationFramework.this)#PipelineOperator

    $groups documents together to calculate aggregates on document collections.

    $groups documents together to calculate aggregates on document collections. This command aggregates on one field.

    Definition Classes
    AggregationFramework
  47. final class GroupMulti extends (AggregationFramework.this)#PipelineOperator

    $groups documents together to calculate aggregates on document collections.

    $groups documents together to calculate aggregates on document collections. This command aggregates on multiple fields, and they must be named.

    Definition Classes
    AggregationFramework
  48. final class IndexStatAccesses extends AnyRef

    Definition Classes
    AggregationFramework
  49. final class IndexStatsResult extends AnyRef

    Definition Classes
    AggregationFramework
  50. final class Limit extends (AggregationFramework.this)#PipelineOperator

    $limits the number of documents that pass through the stream.

    $limits the number of documents that pass through the stream.

    Definition Classes
    AggregationFramework
  51. final class ListLocalSessions extends (AggregationFramework.this)#PipelineOperator

    $listLocalSessions aggregation stage.

    $listLocalSessions aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.6

  52. final class ListSessions extends (AggregationFramework.this)#PipelineOperator

    $listSessions aggregation stage.

    $listSessions aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.6

  53. final class Lookup extends (AggregationFramework.this)#PipelineOperator

    Performs a left outer join to an unsharded collection in the same database to filter in documents from the "joined" collection for processing .

    Performs a left outer join to an unsharded collection in the same database to filter in documents from the "joined" collection for processing .

    Definition Classes
    AggregationFramework
    See also

    LookupPipeline

  54. final class LookupPipeline extends (AggregationFramework.this)#PipelineOperator

    Performs an uncorrelated lookup .

    Performs an uncorrelated lookup .

    Definition Classes
    AggregationFramework
    See also

    Lookup

  55. final class Match extends (AggregationFramework.this)#PipelineOperator

    Filters out documents from the stream that do not match the predicate.

    Filters out documents from the stream that do not match the predicate.

    Definition Classes
    AggregationFramework
  56. final class Merge extends (AggregationFramework.this)#PipelineOperator

    $merge aggregation stage.

    $merge aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 4.2

  57. final class Out extends (AggregationFramework.this)#PipelineOperator

    Takes the documents returned by the aggregation pipeline and writes them to a specified collection

    Takes the documents returned by the aggregation pipeline and writes them to a specified collection

    Definition Classes
    AggregationFramework
  58. final class Project extends (AggregationFramework.this)#PipelineOperator

    Reshapes a document stream by renaming, adding, or removing fields.

    Reshapes a document stream by renaming, adding, or removing fields. Also uses Project to create computed values or sub-objects.

    Definition Classes
    AggregationFramework
  59. final class Redact extends (AggregationFramework.this)#PipelineOperator

    Restricts the contents of the documents based on information stored in the documents themselves.

    Restricts the contents of the documents based on information stored in the documents themselves. http://docs.mongodb.org/manual/reference/operator/aggregation/redact/#pipe._S_redact Redact

    Definition Classes
    AggregationFramework
  60. final class ReplaceRoot extends (AggregationFramework.this)#PipelineOperator

    Promotes a specified document to the top level and replaces all other fields.

    Promotes a specified document to the top level and replaces all other fields. The operation replaces all existing fields in the input document, including the _id field. https://docs.mongodb.com/manual/reference/operator/aggregation/replaceRoot

    Definition Classes
    AggregationFramework
  61. final class ReplaceRootField extends (AggregationFramework.this)#PipelineOperator

    Promotes a specified document to the top level and replaces all other fields.

    Promotes a specified document to the top level and replaces all other fields. The operation replaces all existing fields in the input document, including the _id field. https://docs.mongodb.com/manual/reference/operator/aggregation/replaceRoot

    Definition Classes
    AggregationFramework
  62. final class ReplaceWith extends (AggregationFramework.this)#PipelineOperator

    The $replaceWith aggregation stage.

    The $replaceWith aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 4.2

  63. final class Sample extends (AggregationFramework.this)#PipelineOperator

    $sample aggregation stage, that randomly selects the specified number of documents from its input.

    $sample aggregation stage, that randomly selects the specified number of documents from its input.

    Definition Classes
    AggregationFramework
  64. final class Set extends (AggregationFramework.this)#PipelineOperator

    $set aggregation stage

    $set aggregation stage

    Definition Classes
    AggregationFramework
  65. final class Skip extends (AggregationFramework.this)#PipelineOperator

    $skips over a number of documents before passing all further documents along the stream.

    $skips over a number of documents before passing all further documents along the stream.

    Definition Classes
    AggregationFramework
  66. final class Sort extends (AggregationFramework.this)#PipelineOperator

    $sorts the stream based on the given fields.

    $sorts the stream based on the given fields.

    Definition Classes
    AggregationFramework
  67. final class SortByCount extends (AggregationFramework.this)#PipelineOperator

    The $sortByCount aggregation stage.

    The $sortByCount aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.4

  68. final class SortByFieldCount extends (AggregationFramework.this)#PipelineOperator

    The $sortByCount aggregation stage.

    The $sortByCount aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.4

  69. final class Unset extends (AggregationFramework.this)#PipelineOperator

    The $unset aggregation stage.

    The $unset aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 4.2

  70. sealed trait Unwind extends (AggregationFramework.this)#PipelineOperator
    Definition Classes
    AggregationFramework
  71. final class UnwindField extends (AggregationFramework.this)#Unwind

    Turns a document with an array into multiple documents, one document for each element in the array.

    Turns a document with an array into multiple documents, one document for each element in the array. http://docs.mongodb.org/manual/reference/aggregation/unwind/#_S_unwind

    Definition Classes
    AggregationFramework
  72. final class ChangeStream extends AggregationFramework.PipelineOperator

    Low level pipeline operator which allows to open a tailable cursor against subsequent change events of a given collection.

    Low level pipeline operator which allows to open a tailable cursor against subsequent change events of a given collection.

    For common use-cases, you might prefer to use the watch operator on a collection.

    Note: the target mongo instance MUST be a replica-set (even in the case of a single node deployement).

    Definition Classes
    ChangeStreamAggregation
    Since

    MongoDB 3.6

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. final lazy val builder: Builder[pack.type]
    Attributes
    protected
    Definition Classes
    AggregationFramework
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  9. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  10. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  11. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  13. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  14. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  15. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  16. val pack: GenericCollection.pack.type

    The serialization pack (BSON by default).

    The serialization pack (BSON by default).

    Used to resolve the types of values (by default BSONValue, BSONDocument, ...), and the related typeclasses (e.g. BSONDocumentReader ...).

    Definition Classes
    AggregationFramework → PackSupport → AggregationPipeline
  17. final def pipe(name: String, arg: P.Value): P.Document
    Attributes
    protected
    Definition Classes
    AggregationFramework
    Annotations
    @inline()
  18. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  19. def toString(): String
    Definition Classes
    AnyRef → Any
  20. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  21. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  22. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  23. object AddFieldToSet
    Definition Classes
    GroupAggregation
  24. object AddToSet
    Definition Classes
    GroupAggregation
  25. object Ascending
    Definition Classes
    SortAggregation
  26. object AtlasSearch

    EXPERIMENTAL: Atlas Search (only on MongoDB Atlas)

    EXPERIMENTAL: Atlas Search (only on MongoDB Atlas)

    Definition Classes
    AtlasSearchAggregation
  27. object Avg
    Definition Classes
    GroupAggregation
  28. object AvgField
    Definition Classes
    GroupAggregation
  29. object Descending
    Definition Classes
    SortAggregation
  30. object First
    Definition Classes
    GroupAggregation
  31. object FirstField
    Definition Classes
    GroupAggregation
  32. object GroupFunction

    Factory to declare custom call to a group function.

    Factory to declare custom call to a group function.

    Definition Classes
    GroupAggregation
  33. object Last
    Definition Classes
    GroupAggregation
  34. object LastField
    Definition Classes
    GroupAggregation
  35. object Max
    Definition Classes
    GroupAggregation
  36. object MaxField
    Definition Classes
    GroupAggregation
  37. object MergeObjects
    Definition Classes
    GroupAggregation
  38. object MetadataSort
    Definition Classes
    SortAggregation
  39. object Min
    Definition Classes
    GroupAggregation
  40. object MinField
    Definition Classes
    GroupAggregation
  41. object PipelineOperator

    Only for advanced user: Factory for stage not already provided in the API.

    Only for advanced user: Factory for stage not already provided in the API.

    For example for { $sample: { size: 2 } }

    import reactivemongo.api.bson.BSONDocument
import reactivemongo.api.bson.collection.BSONCollection

def foo(coll: BSONCollection) =
  coll.aggregateWith[BSONDocument]() { agg =>
    import agg.PipelineOperator

    List(PipelineOperator(BSONDocument(
      f"$$sample" -> BSONDocument("size" -> 2))))
  }
    Definition Classes
    AggregationPipeline
  42. object Push
    Definition Classes
    GroupAggregation
  43. object PushField
    Definition Classes
    GroupAggregation
  44. object SearchString

    EXPERIMENTAL: Search string utilities

    EXPERIMENTAL: Search string utilities

    Definition Classes
    AtlasSearchAggregation
    See also

    https://docs.atlas.mongodb.com/reference/atlas-search/path-construction/#usage

  45. object Slice 

    import reactivemongo.api.bson.{ BSONDocument, BSONInteger, BSONString }
import reactivemongo.api.bson.collection.BSONCollection

def foo(coll: BSONCollection) =
  coll.aggregateWith[BSONDocument]() { agg =>
    import agg.{ Project, Slice }

    // Define the pipeline stages
    List(Project(BSONDocument(
      "name" -> 1,
      "favorites" -> Slice(
        array = BSONString(f"$$favorites"),
        n = BSONInteger(3)))))
  }
    Definition Classes
    SliceAggregation
  46. object StdDevPop
    Definition Classes
    GroupAggregation
  47. object StdDevPopField
    Definition Classes
    GroupAggregation
  48. object StdDevSamp
    Definition Classes
    GroupAggregation
  49. object StdDevSampField
    Definition Classes
    GroupAggregation
  50. object Sum
    Definition Classes
    GroupAggregation
  51. object SumAll extends commands.AggregationFramework.GroupFunction with Product with Serializable

    The $sum: 1 group accumulator.

    The $sum: 1 group accumulator.

    Definition Classes
    GroupAggregation
  52. object SumField
    Definition Classes
    GroupAggregation
  53. object TextScore extends commands.AggregationFramework.MetadataKeyword with Product with Serializable

    References the score associated with the corresponding $text query for each matching document.

    References the score associated with the corresponding $text query for each matching document.

    Definition Classes
    SortAggregation
  54. object AddFields

    $addFields stage .

    $addFields stage .

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.4

  55. object Bucket

    $bucket aggregation stage .

    $bucket aggregation stage .

    Definition Classes
    AggregationFramework
  56. object BucketAuto

    $bucket aggregation stage .

    $bucket aggregation stage .

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.4 Categorizes incoming documents into a specific number of groups, called buckets, based on a specified expression. Bucket boundaries are automatically determined in an attempt to evenly distribute the documents into the specified number of buckets. Document fields identifier must be prefixed with $.

  57. object CollStats

    $collStats aggregation stage .

    $collStats aggregation stage .

    Definition Classes
    AggregationFramework
  58. object Count

    $count of the number of documents input

    $count of the number of documents input

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.4

  59. object CurrentOp

    $currentOp .

    $currentOp .

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.6

  60. object Facet

    Performs $facet stage, to process multiple aggregation pipelines within a single stage on the same set of input documents.

    Performs $facet stage, to process multiple aggregation pipelines within a single stage on the same set of input documents.

    Each sub-pipeline has its own field in the output document where its results are stored as an array of documents.

    Definition Classes
    AggregationFramework
  61. object Filter

    Filter companion

    Filter companion

    Definition Classes
    AggregationFramework
  62. object GeoNear
    Definition Classes
    AggregationFramework
  63. object GraphLookup
    Definition Classes
    AggregationFramework
  64. object Group

    $groups documents together to calculate aggregates on document collections .

    $groups documents together to calculate aggregates on document collections .

    This command aggregates on arbitrary identifiers. Document fields identifier must be prefixed with $.

    Definition Classes
    AggregationFramework
  65. object GroupField
    Definition Classes
    AggregationFramework
  66. object GroupMulti
    Definition Classes
    AggregationFramework
  67. object IndexStats extends (AggregationFramework.this)#PipelineOperator with Product with Serializable

    $indexStats aggregation stage.

    $indexStats aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.2

  68. object IndexStatsResult
    Definition Classes
    AggregationFramework
  69. object Limit
    Definition Classes
    AggregationFramework
  70. object ListLocalSessions
    Definition Classes
    AggregationFramework
  71. object ListSessions
    Definition Classes
    AggregationFramework
  72. object Lookup

    Performs a left outer join to an unsharded collection in the same database to filter in documents from the "joined" collection for processing .

    Performs a left outer join to an unsharded collection in the same database to filter in documents from the "joined" collection for processing .

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.2

    See also

    LookupPipeline

  73. object LookupPipeline

    Performs an uncorrelated lookup .

    Performs an uncorrelated lookup .

    Definition Classes
    AggregationFramework
    Since

    MongoDB 3.6

    See also

    Lookup

  74. object Match

    Filters out documents from the stream that do not match the predicate.

    Filters out documents from the stream that do not match the predicate.

    Definition Classes
    AggregationFramework
  75. object Merge
    Definition Classes
    AggregationFramework
  76. object Out
    Definition Classes
    AggregationFramework
  77. object PlanCacheStats extends (AggregationFramework.this)#PipelineOperator with Product with Serializable

    $planCacheStats aggregation stage.

    $planCacheStats aggregation stage.

    Definition Classes
    AggregationFramework
    Since

    MongoDB 4.2

  78. object Project
    Definition Classes
    AggregationFramework
  79. object Redact
    Definition Classes
    AggregationFramework
  80. object ReplaceRoot
    Definition Classes
    AggregationFramework
  81. object ReplaceRootField
    Definition Classes
    AggregationFramework
  82. object ReplaceWith
    Definition Classes
    AggregationFramework
  83. object Sample
    Definition Classes
    AggregationFramework
  84. object Set
    Definition Classes
    AggregationFramework
  85. object Skip
    Definition Classes
    AggregationFramework
  86. object Sort
    Definition Classes
    AggregationFramework
  87. object SortByCount
    Definition Classes
    AggregationFramework
  88. object SortByFieldCount
    Definition Classes
    AggregationFramework
  89. object Unset
    Definition Classes
    AggregationFramework
  90. object Unwind
    Definition Classes
    AggregationFramework
  91. object UnwindField
    Definition Classes
    AggregationFramework
  92. object ChangeStream
    Definition Classes
    ChangeStreamAggregation

Inherited from PackSupport[GenericCollection.pack.type]

Inherited from commands.AggregationFramework[GenericCollection.pack.type]

Inherited from AtlasSearchAggregation[GenericCollection.pack.type]

Inherited from ChangeStreamAggregation[GenericCollection.pack.type]

Inherited from AggregationPipeline[GenericCollection.pack.type]

Inherited from SortAggregation[GenericCollection.pack.type]

Inherited from SliceAggregation[GenericCollection.pack.type]

Inherited from GroupAggregation[GenericCollection.pack.type]

Inherited from AnyRef

Inherited from Any

Ungrouped