void ITypeHandler.SetValue(IDbDataParameter parameter, object value)
 {
     if (value is DBNull)
     {
         parameter.Value = value;
     }
     else
     {
         SetValue(parameter, (T)value);
     }
 }
 /// <summary>
 /// Assign the value of a parameter before a command executes
 /// </summary>
 /// <param name="parameter">The parameter to configure</param>
 /// <param name="value">Parameter value</param>
 public abstract void SetValue(IDbDataParameter parameter, T value);
 public static void SetValue(IDbDataParameter parameter, object value)
 {
     handler.SetValue(parameter, value);
 }