CreateParameter Method (SqlCommand)
Creates a new instance of a
SqlParameter object.
This sample shows how to create a parameter using
CreateParameter function.
Public void CreateParam(SqlConnection myConnection)
{
SqlCommand myCommand = new SqlCommand("SELECT * FROM Test.Dept WHERE DeptNo=:Deptno",myConnection);
SqlParameter myParam = myCommand.CreateParameter();
myParam.SqlType = Devart.Data.SqlServer.SqlType.Int;
myParam.Value = 10;
myParam.ParameterName = "Deptno";
myCommand.Parameters.Add(myParam);
myConnection.Open();
SqlDataReader myReader = null;
try
{
myReader = myCommand.ExecuteReader();
while (myReader.Read())
{
Console.WriteLine(myReader.GetInt32(0) + ", " + myReader.GetString(1) + ", " + myReader.GetString(2));
}
}
finally
{
myReader.Close();
myConnection.Close();
}
}
Public Sub CreateParam(ByVal myConnection As SqlConnection)
Dim myCommand As New SqlCommand("SELECT * FROM Test.Dept WHERE DeptNo=:Deptno", myConnection)
Dim myParam As SqlParameter = myCommand.CreateParameter()
myParam.SqlType = Devart.Data.SqlServer.SqlType.Int
myParam.Value = 10
myParam.ParameterName = "Deptno"
myCommand.Parameters.Add(myParam)
myConnection.Open()
Dim myReader As SqlDataReader = Nothing
Try
myReader = myCommand.ExecuteReader()
While myReader.Read()
Console.WriteLine(myReader.GetInt32(0).ToString() + ", " _
+ myReader.GetString(1) + ", " _
+ myReader.GetString(2))
End While
Finally
myReader.Close()
myConnection.Close()
End Try
End Sub
Target Platforms: 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