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    • Accumulator(T, U) Class
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  • Join Method Overloads
    • Join(R) Method (DataFrame(R, String), DataFrame(R, String), JoinType, String, String)
    • Join(R, C) Method (DataFrame(R, C), JoinType, DataFrame(R, C), Func(C, C), Func(C, C))
    • Join(R1, R2) Method (DataFrame(R1, String), JoinType, DataFrame(R2, String), IList(String), String, String)
    • Join(R1, R2) Method (DataFrame(R1, String), JoinType, DataFrame(R2, String), String, String, String)
    • Join(R1, R2, C) Method (DataFrame(R1, C), JoinType, DataFrame(R2, C), C, Func(C, C), Func(C, C))
    • Join(R1, R2, C) Method (DataFrame(R1, C), JoinType, DataFrame(R2, C), Boolean, C, C)
    • Join(R1, R2, C) Method (DataFrame(R1, C), JoinType, DataFrame(R2, C), IList(C), Func(C, C), Func(C, C))
  • Join(R) Method (DataFrame(R, String), DataFrame(R, String), JoinType, String, String)

DataFrameJoinR Method (DataFrameR, String, DataFrameR, String, JoinType, String, String)

Extreme Optimization Numerical Libraries for .NET Professional
Returns a new data frame by joining this data frame with another data frame on the data frames' indexes.

Namespace:  Extreme.DataAnalysis
Assembly:  Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.1
Syntax

C#
VB
C++
F#
Copy
public static DataFrame<R, string> Join<R>(
	this DataFrame<R, string> left,
	DataFrame<R, string> right,
	JoinType joinType,
	string leftSuffix = "_x",
	string rightSuffix = "_y"
)
<ExtensionAttribute>
Public Shared Function Join(Of R) ( 
	left As DataFrame(Of R, String),
	right As DataFrame(Of R, String),
	joinType As JoinType,
	Optional leftSuffix As String = "_x",
	Optional rightSuffix As String = "_y"
) As DataFrame(Of R, String)
public:
[ExtensionAttribute]
generic<typename R>
static DataFrame<R, String^>^ Join(
	DataFrame<R, String^>^ left, 
	DataFrame<R, String^>^ right, 
	JoinType joinType, 
	String^ leftSuffix = L"_x", 
	String^ rightSuffix = L"_y"
)
[<ExtensionAttribute>]
static member Join : 
        left : DataFrame<'R, string> * 
        right : DataFrame<'R, string> * 
        joinType : JoinType * 
        ?leftSuffix : string * 
        ?rightSuffix : string 
(* Defaults:
        let _leftSuffix = defaultArg leftSuffix "_x"
        let _rightSuffix = defaultArg rightSuffix "_y"
*)
-> DataFrame<'R, string> 

Parameters

left
Type: Extreme.DataAnalysisDataFrameR, String
The data frame that serves as the left operand of the join operation.
right
Type: Extreme.DataAnalysisDataFrameR, String
The data frame that serves as the right operand of the join operation.
joinType
Type: Extreme.DataAnalysisJoinType
The type of join operation to perform on the indexes.
leftSuffix (Optional)
Type: SystemString
The suffix to add to the key of a column in the left frame to make it unique.
rightSuffix (Optional)
Type: SystemString
The suffix to add to the key of a column in the right frame to make it unique.

Type Parameters

R
The element type of the row index of the data frames.

Return Value

Type: DataFrameR, String
The joined data frame.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type DataFrameR, String. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also

Reference

DataFrame Class
Join Overload
Extreme.DataAnalysis Namespace

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