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DbExpressionBuilder.InnerJoin Method (DbExpressionBinding, DbExpressionBinding, DbExpression)

.NET Framework 4.5

Creates a new DbJoinExpression that joins the sets specified by the left and right expression bindings, on the specified join condition, using InnerJoin as the DbExpressionKind.

Namespace:  System.Data.Common.CommandTrees.ExpressionBuilder
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public static DbJoinExpression InnerJoin(
	this DbExpressionBinding left,
	DbExpressionBinding right,
	DbExpression joinCondition
)

Parameters

left
Type: System.Data.Common.CommandTrees.DbExpressionBinding

An DbExpressionBinding that specifies the left set argument.

right
Type: System.Data.Common.CommandTrees.DbExpressionBinding

An DbExpressionBinding that specifies the right set argument.

joinCondition
Type: System.Data.Common.CommandTrees.DbExpression

An expression that specifies the condition on which to join.

Return Value

Type: System.Data.Common.CommandTrees.DbJoinExpression
A new DbJoinExpression, with an DbExpressionKind of InnerJoin, that represents the inner join operation applied to the left and right input sets under the given join condition.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type DbExpressionBinding. 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).

ExceptionCondition
ArgumentNullException

left, right or joinCondition is null.

ArgumentException

joinCondition does not have a Boolean result type.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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