MongoCollection.Distinct(TValue) Method (String, IMongoQuery)

MongoCollectionDistinctTValue Method (String, IMongoQuery)

Returns the distinct values for a given field for documents that match a query.

Namespace: MongoDB.Driver
Assembly: MongoDB.Driver.Legacy (in MongoDB.Driver.Legacy.dll) Version: 2.2.0

Syntax

public virtual IEnumerable<TValue> Distinct<TValue>(
	string key,
	IMongoQuery query
)

Public Overridable Function Distinct(Of TValue) ( 
	key As String,
	query As IMongoQuery
) As IEnumerable(Of TValue)

abstract Distinct : 
        key : string * 
        query : IMongoQuery -> IEnumerable<'TValue> 
override Distinct : 
        key : string * 
        query : IMongoQuery -> IEnumerable<'TValue>

Parameters

key: Type: SystemString
The key of the field.
query: Type: MongoDB.DriverIMongoQuery
The query (usually a QueryDocument or constructed using the Query builder).

Type Parameters

TValue: The type of the value.

Return Value

Type: IEnumerableTValue
The distint values of the field.

Reference

MongoCollection Class

Distinct Overload

MongoDB.Driver Namespace