/// <summary>
/// 回傳依條件判斷是否存在筆數
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="model"></param>
/// <param name="dao"></param>
/// <param name="conn"></param>
/// <param name="trns"></param>
/// <returns></returns>
public static bool IsExist <T>(this T model, IDBUtil dao,
DbConnection conn = null, DbTransaction trns = null) where T : IDBEntity
{
//處理 where 參數
var whereParams = prepareWhereParams(model.GetOperating().WHERE_LIST);
//查詢
return(dao.IsExistByTable(model.GetTableName(), whereParams, conn, trns));
}