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Devart.Data.MySql Namespace / MySqlCommand Class / CreateParameter Method
Example

CreateParameter Method (MySqlCommand)
Creates a new instance of a MySqlParameter object.
Creates a new instance of a MySqlParameter object.
Syntax
'Declaration
 
Public Shadows Function CreateParameter() As MySqlParameter
 

Return Value

A MySqlParameter object.
Remarks
This method is a strongly-typed version of System.Data.IDbCommand.CreateParameter. See MySqlParameter to find out more ways to create a parameter.
Example
This sample shows how to create a parameter using CreateParameter function.
Public void CreateParam(MySqlConnection myConnection)
{
  MySqlCommand myCommand = new MySqlCommand("SELECT * FROM Test.Dept WHERE DeptNo=:Deptno",myConnection);
  MySqlParameter myParam = myCommand.CreateParameter();
  myParam.MySqlType = Devart.Data.MySql.MySqlType.Int;
  myParam.Value = 10;
  myParam.ParameterName = "Deptno";
  myCommand.Parameters.Add(myParam);
  myConnection.Open();
  MySqlDataReader 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 MySqlConnection)
  Dim myCommand As New MySqlCommand("SELECT * FROM Test.Dept WHERE DeptNo=:Deptno", myConnection)
  Dim myParam As MySqlParameter = myCommand.CreateParameter()
  myParam.MySqlType = Devart.Data.MySql.MySqlType.Int
  myParam.Value = 10
  myParam.ParameterName = "Deptno"
  myCommand.Parameters.Add(myParam)
  myConnection.Open()
  Dim myReader As MySqlDataReader = 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
Requirements

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

See Also