Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All

OleDbParameterCollection.Add Method (String, OleDbType, Int32, String)

Adds an OleDbParameter to the OleDbParameterCollection given the parameter name, data type, column length, and source column name.

Namespace:  System.Data.OleDb
Assembly:  System.Data (in System.Data.dll)

public OleDbParameter Add(
	string parameterName,
	OleDbType oleDbType,
	int size,
	string sourceColumn


Type: System.String

The name of the parameter.

Type: System.Data.OleDb.OleDbType

One of the OleDbType values.

Type: System.Int32

The length of the column.

Type: System.String

The name of the source column.

Return Value

Type: System.Data.OleDb.OleDbParameter
The index of the new OleDbParameter object.

The following example creates an OleDbParameterCollection, adds an instance of OleDbParameter to the collection, and returns a reference to the new OleDbParameter.

public void CreateParameters(OleDbConnection connection) 
    OleDbCommand command = new OleDbCommand(
        "SELECT * FROM Customers WHERE CustomerID = ?", connection);
    OleDbParameterCollection paramCollection = command.Parameters;
    OleDbParameter parameter = paramCollection.Add(
        "CustomerID", OleDbType.VarChar, 5, "CustomerID");

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
© 2015 Microsoft