您要查找的是不是:
- incremental aggregation query 增量聚集查询
- Aggregation queries with group-by is now a fundamental issue of data warehouse in ROLAP.Materialized views can significantly improve the performance of query. 摘要 分组聚集查询已成为数据仓库领域研究的核心问题之一,实视图是提高分组聚集查询性能的有效手段。
- Algorithms for Incremental Aggregation over Distributed Data Stream 分布式数据流增量聚集
- The request dispatching mechanism is responsible for aggregating query string parameters when forwarding or including requests. 当转向或包含请求时请求分发机制是有责任集合查询字符串参数的。
- The main query does not contain a GROUP BY clause, and is not an aggregate query, or the subquery returns exactly one value. 主查询不包含GROUP BY子句并且不是汇总查询,或者子查询恰好返回一个值。
- To reduce the expensive access to archive data, the characteristics of aggregate data query were analyzed, and the aggregate query language and its rewriting method were proposed. 摘要为了减少在计算和存档数据流的过程中对昂贵的存档数据的存取,分析了聚集数据查询的特点,并引入了聚集查询语言和聚集查询重写方法。
- Research on Aggregation Query and Mining Frequent Patterns in Data Streams 数据流聚集查询和频繁模式挖掘的研究
- A finite increment in a variable. 变量增量变量的有限增量
- By understanding the principles of aggregate queries and the Query and View Designer's behavior, you can create logically correct aggregate queries. 通过理解聚合查询的原则以及查询和视图设计器的行为,可以创建逻辑关系正确的聚合查询。
- multiple range aggregation queries 范围聚集查询
- The letter was referred back (to us) with a query. 该函已退给(我方)要求对某问题加以解释。
- A decrease, especially a small or incremental one. 减少尤指小规模或逐步增加者的减少
- A small mass of tissue or aggregation of cells. 结组织的小结块或细胞的聚集
- Query, when will they carry out the project? 请问,他们什么时候执行这一方案?
- I have a query about his sincerity. 我对他的诚意有怀疑。
- The aggregation of immense farms under white ownership was a trend at that time. 大规模的农场聚集在白人的所有权之下,这在当时是一股潮流。
- Based on randomizing techniques, this paper discussed how the sketch-based approach estimates approximate answers to aggregate queries. 摘要讨论了基于草图的复杂聚集查询的近似处理算法。
- Specifically, improvements have been made to incremental processing, usage-based aggregation design algorithms, backward and forward compatibility, parent-child security, partition query scalability, cell writeback, and the Time Intelligence Wizard. 具体来说,已对增量处理、基于使用情况的聚合设计算法、向后和向前兼容性、父子安全性、分区查询可伸缩性、单元写回和时间智能向导等方面进行了改进。
- We also added a so-called STAT relation to facilitate aggregational queries in AR. 我们还增加了一个所谓的统计关系,以促进在AR的聚集查询。
- The savanna was covered by the aggregation of herds. 这个大草原遍地是牧群。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries