/// <summary> /// /// </summary> /// <param name="key"> "City"</param> /// <returns></returns> public IEnumerable <CategoryData> QueryCityCategory(string key) { MainRespority <CategoryData> main = new MainRespority <CategoryData>(ConnString); IEnumerable <CategoryData> data = main.Query(t => !t.IsDelete && t.ItemType == key && !string.IsNullOrEmpty(t.Name)); //将数据同步到sqlite :TecentDASQLite return(data); }