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OdbcParameter Constructor (String, OdbcType, Int32, String)

Initializes a new instance of the OdbcParameter class that uses the parameter name, data type, length, and source column name.

Namespace: System.Data.Odbc
Assembly: System.Data (in

public OdbcParameter (
	string name,
	OdbcType type,
	int size,
	string sourcecolumn
public OdbcParameter (
	String name, 
	OdbcType type, 
	int size, 
	String sourcecolumn
public function OdbcParameter (
	name : String, 
	type : OdbcType, 
	size : int, 
	sourcecolumn : String



The name of the parameter.


One of the OdbcType values.


The length of the parameter.


The name of the source column.

Exception typeCondition


The value supplied in the type parameter is an invalid back-end data type.

The following example creates an OdbcParameter and sets some of its properties.

public void CreateOdbcParameter() 
    OdbcParameter parameter = new OdbcParameter("Description",OdbcType.VarChar,
    parameter.Direction = ParameterDirection.Output;

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

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

.NET Framework

Supported in: 2.0, 1.1