CreateParameter Method (DB2Command)

In This Topic

Creates a new instance of a DB2Parameter object.

Syntax

Visual Basic
C#

'Declaration
 
Public Shadows Function CreateParameter() As DB2Parameter

public new DB2Parameter CreateParameter()

Return Value

A DB2Parameter object.

Remarks

This method is a strongly-typed version of System.Data.IDbCommand.CreateParameter. See DB2Parameter to find out more ways to create a parameter.

Example

This sample shows how to create a parameter using CreateParameter function.

csharp

Public void CreateParam(DB2Connection db2Connection)
{
  DB2Command db2Command = new DB2Command("SELECT * FROM Dept WHERE DeptNo=:Deptno",db2Connection);
  DB2Parameter myParam = db2Command.CreateParameter();
  myParam.DB2Type = Devart.Data.DB2.DB2Type.Int;
  myParam.Value = 10;
  myParam.ParameterName = "Deptno";
  db2Command.Parameters.Add(myParam);
  db2Connection.Open();
  DB2DataReader db2Reader = null; 
  try
  {
    db2Reader = db2Command.ExecuteReader(); 
    while (db2Reader.Read())
    {
      Console.WriteLine(db2Reader.GetInt32(0) + ", " + db2Reader.GetString(1) + ", " + db2Reader.GetString(2));
    }
  }
  finally
  {
    db2Reader.Close();
    db2Connection.Close();
  }
}

Visual Basic

Public Sub CreateParam(ByVal db2Connection As DB2Connection)
  Dim db2Command As New DB2Command("SELECT * FROM Dept WHERE DeptNo=:Deptno", db2Connection)
  Dim myParam As DB2Parameter = db2Command.CreateParameter()
  myParam.DB2Type = Devart.Data.DB2.DB2Type.Int
  myParam.Value = 10
  myParam.ParameterName = "Deptno"
  db2Command.Parameters.Add(myParam)
  db2Connection.Open()
  Dim db2Reader As DB2DataReader = Nothing
  Try
    db2Reader = db2Command.ExecuteReader()
    While db2Reader.Read()
      Console.WriteLine(db2Reader.GetInt32(0).ToString() + ", " _
        + db2Reader.GetString(1) + ", " _
        + db2Reader.GetString(2))
    End While
  Finally
    db2Reader.Close()
    db2Connection.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

Reference

DB2Command Class
DB2Command Members
Parameters Property
DB2Parameter Class

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