Пример #1
0
        /// <summary>
        /// 根据主键id删除数据库实体
        /// </summary>
        /// <param name="tableName">表名称</param>
        /// <param name="id">主键值</param>
        /// <returns>删除成功返回true;否则返回false</returns>
        public static bool DeleteDbModelForNoType(String tableName, String id)
        {
            FilterDefinition <BsonDocument> filter = Builders <BsonDocument> .Filter.Eq(BaseField.Id, id);

            IMongoCollection <BsonDocument> collection = MongoDBHelper.GetMongoCollectionForNoType(tableName);

            return(collection.DeleteOne(filter).DeletedCount > 0);
        }
Пример #2
0
        /// <summary>
        /// 保存数据库实体
        /// </summary>
        /// <param name="id">主键</param>
        /// <param name="tableName">表名称</param>
        /// <param name="dbModel">要保存的实体</param>
        /// <returns>保存成功返回实体对象;否则返回null</returns>
        public static BsonDocument SaveDbModelForNoType(string id, String tableName, BsonDocument dbModel)
        {
            //      获取主键信息;组件主键过滤的查询条件
            FilterDefinition <BsonDocument> filter = Builders <BsonDocument> .Filter.Eq(BaseField.Id, id);

            //      获取集合对象
            IMongoCollection <BsonDocument> collection = MongoDBHelper.GetMongoCollectionForNoType(tableName);
            //      判断数据对象是否存在,如果存在则更新,否则插入
            BsonDocument tmpDbModel = collection.FindOneAndReplace(filter, dbModel);

            if (tmpDbModel == null)
            {
                collection.InsertOne(dbModel);
            }
            tmpDbModel = collection.Find(filter).FirstOrDefault();
            //      返回保存后的数据
            return(tmpDbModel);
        }