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EntityCommand.ExecuteScalar Method

Executes the command, and returns the first column of the first row in the result set. Additional columns or rows are ignored.

Namespace:  System.Data.EntityClient
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public override Object ExecuteScalar()

Return Value

Type: System.Object
The first column of the first row in the result set, or a null reference (Nothing in Visual Basic) if the result set is empty.

Implements

IDbCommand.ExecuteScalar()

.NET Framework

Supported in: 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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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