public static string GetPrimaryKeyType(List <ColumnInfo> tableColumns)
        {
            var entityKeyType = string.Empty;

            foreach (var tableColumn in tableColumns)
            {
                if (tableColumn.IsPrimaryKey())
                {
                    entityKeyType = UtilHelper.GetCsType(tableColumn.DataType);
                    break;
                }
            }

            return(entityKeyType);
        }