ODP.NETのTableAdapterで独自の接続文字列を設定する方法

AreasDataSet.cs

namespace OriginalConnectionStringTest.Dao
{
  public partial class AreasDataSet
  {
  }

  namespace AreasDataSetTableAdapters
  {
    public partial class H_AREATableAdapter
    {
      public H_AREATableAdapter(string connectionString)
      {
        this.Connection.ConnectionString = connectionString;
      }
    }
  }
}