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.NET Framework 3.5
SqlCommand Class
 CommandType Property

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This page is specific to
Microsoft Visual Studio 2008/.NET Framework 3.5

Other versions are also available for the following:
.NET Framework Class Library
SqlCommand..::.CommandType Property

Gets or sets a value indicating how the CommandText property is to be interpreted.

Namespace:  System.Data.SqlClient
Assembly:  System.Data (in System.Data.dll)
Visual Basic (Declaration)
Public Overrides Property CommandType As CommandType
Visual Basic (Usage)
Dim instance As SqlCommand
Dim value As CommandType

value = instance.CommandType

instance.CommandType = value
C#
public override CommandType CommandType { get; set; }
Visual C++
public:
virtual property CommandType CommandType {
    CommandType get () override;
    void set (CommandType value) override;
}
JScript
public override function get CommandType () : CommandType
public override function set CommandType (value : CommandType)

Property Value

Type: System.Data..::.CommandType
One of the CommandType values. The default is Text.

Implements

IDbCommand..::.CommandType
ExceptionCondition
ArgumentException

The value was not a valid CommandType.

When you set the CommandType property to StoredProcedure, you should set the CommandText property to the name of the stored procedure. The command executes this stored procedure when you call one of the Execute methods.

The Microsoft .NET Framework Data Provider for SQL Server does not support the question mark (?) placeholder for passing parameters to a SQL Statement or a stored procedure called with a CommandType of Text. In this case, named parameters must be used. For example:

SELECT * FROM Customers WHERE CustomerID = @CustomerID

For more information, see Configuring Parameters and Parameter Data Types (ADO.NET).

The following example creates a SqlCommand and sets some of its properties.

Visual Basic
Public Sub CreateSqlCommand()
    Dim command As New SqlCommand()
    command.CommandTimeout = 15
    command.CommandType = CommandType.Text
End Sub

C#
public void CreateSqlCommand() 
{
   SqlCommand command = new SqlCommand();
   command.CommandTimeout = 15;
   command.CommandType = CommandType.Text;
}

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC

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

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0, 1.0
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