class GroupField extends PipelineOperator with Product2[String, Seq[(String, GroupFunction)]] with Serializable
$groups documents together to calculate aggregates on document collections. This command aggregates on one field.
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final
def
!=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
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final
def
##(): Int
- Definition Classes
- AnyRef → Any
-
def
+(other: String): String
- Implicit
- This member is added by an implicit conversion from GroupField to any2stringadd[GroupField] performed by method any2stringadd in scala.Predef.
- Definition Classes
- any2stringadd
-
def
->[B](y: B): (GroupField, B)
- Implicit
- This member is added by an implicit conversion from GroupField to ArrowAssoc[GroupField] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @inline()
-
final
def
==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
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final
def
asInstanceOf[T0]: T0
- Definition Classes
- Any
-
def
clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws( ... ) @native()
-
def
ensuring(cond: (GroupField) ⇒ Boolean, msg: ⇒ Any): GroupField
- Implicit
- This member is added by an implicit conversion from GroupField to Ensuring[GroupField] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: (GroupField) ⇒ Boolean): GroupField
- Implicit
- This member is added by an implicit conversion from GroupField to Ensuring[GroupField] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean, msg: ⇒ Any): GroupField
- Implicit
- This member is added by an implicit conversion from GroupField to Ensuring[GroupField] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean): GroupField
- Implicit
- This member is added by an implicit conversion from GroupField to Ensuring[GroupField] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
-
def
equals(that: Any): Boolean
- Definition Classes
- GroupField → Equals → AnyRef → Any
-
def
finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws( classOf[java.lang.Throwable] )
-
def
formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from GroupField to StringFormat[GroupField] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @inline()
-
final
def
getClass(): Class[_]
- Definition Classes
- AnyRef → Any
- Annotations
- @native()
-
def
hashCode(): Int
- Definition Classes
- GroupField → AnyRef → Any
- Annotations
- @inline()
- val idField: String
-
final
def
isInstanceOf[T0]: Boolean
- Definition Classes
- Any
-
val
makePipe: P.Document
- Definition Classes
- GroupField → PipelineOperator
-
final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
-
final
def
notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
-
final
def
notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native()
- val ops: (String, AggregationFramework.GroupFunction)*
-
def
productArity: Int
- Definition Classes
- Product2 → Product
-
def
productElement(n: Int): Any
- Definition Classes
- Product2 → Product
- Annotations
- @throws( ... )
-
def
productIterator: Iterator[Any]
- Definition Classes
- Product
-
def
productPrefix: String
- Definition Classes
- Product
-
final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
- AnyRef
-
def
toParArray: ParArray[T]
- Implicit
- This member is added by an implicit conversion from GroupField to CollectionsHaveToParArray[GroupField, T] performed by method CollectionsHaveToParArray in scala.collection.parallel. This conversion will take place only if an implicit value of type (GroupField) ⇒ GenTraversableOnce[T] is in scope.
- Definition Classes
- CollectionsHaveToParArray
-
def
toString(): String
- Definition Classes
- GroupField → AnyRef → Any
-
final
def
wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... )
-
final
def
wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... )
-
final
def
wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws( ... ) @native()
-
def
→[B](y: B): (GroupField, B)
- Implicit
- This member is added by an implicit conversion from GroupField to ArrowAssoc[GroupField] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
Deprecated Value Members
-
def
_1: String
- Definition Classes
- GroupField → Product2
- Annotations
- @deprecated @inline()
- Deprecated
(Since version 0.20.3) No longer a case class
-
def
_2: Seq[(String, AggregationFramework.GroupFunction)]
- Definition Classes
- GroupField → Product2
- Annotations
- @deprecated @inline()
- Deprecated
(Since version 0.20.3) No longer a case class
-
def
canEqual(that: Any): Boolean
- Definition Classes
- GroupField → Equals
- Annotations
- @deprecated
- Deprecated
(Since version 0.20.3) No longer a case class