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- To improve the performance of extensible markup language (XML) data materialized view maintenance by utilizing self?maintenance technique,the self?maintainability criterion of materialized views of XML data was proposed. 为利用视图自维护技术提高可扩展标记语言(XML)数据实体化视图维护性能;提出XML数据视图自维护判定准则.
- Materialized View Maintenance in Data Warehouse Environments 数据仓库环境下的实化视图维护
- Research on Materialized View Maintenance Algorithm of Distributed Sources 分布式数据源的实视图维护算法研究
- Timestamp-Based Materialized View Maintenance with Multi-Version Control 基于时间戳的实化视图多版本维护
- Materialized View Maintenance and Drill- down at the warehouse span multiple sources 多数据源数据仓库实体化视图维护与下查
- materialized view maintenance 实视图维护
- Implement of materialized view is a key technology and efficient solution of advancing system response time.But the maintenance problem of materialized view is involved. 摘要实现实体化视图是提高系统响应时间的一个关键技术和有效的解决方案,在具体的实现过程中面临着实体化视图的维护问题。
- The optimizer transparently rewrites the request to use the materialized view. 优化器明显的利用物化视图重写其请求。
- SCRIPT_TYPE STATEMENTIMPLEMENTATION CREATE MATERIALIZED VIEW LOGON "ARUP". 你怎么才能知道已为这个物化视图创建了其正常工作所必需的所有对象?
- The order in which numbers are added during indexed view maintenance can sometimes have a generally small effect on the final result. 在维护索引视图期间添加数字的顺序有时可能会对最终结果有一点影响。
- Based on the analysis of view maintenance anomaly, the concurrent updates are found to be one of the main reasons that cause view maintenance anomaly. 摘要通过对视图维护过程中的更新异常进行分析,发现并发更新是导致视图维护异常的主要原因。
- This method does not require querying back to data source;it can accelerate view maintenance and decrease the burden of communication between dataware house and data sources. 这种方法不仅保持数据仓库数据的一致性,而且还能够加快实化视图维护的速度,减少底层信息源与数据仓库之间的网络通信负担。
- The basic idea was to take a materialistic view of human nature. 此想法的基本概念,就是以唯物主义的观点看待人性。
- The paper considers how to make multiple materialized views self-maintainable to find the minor auxiliary views set and gives an algorithm for the incremental maintenance purpose. 该文提出了一种多实化视图的自维护算法,该算法利用局部约简规则和主外键引用关系生成较小的辅助视图集,使多实化视图和辅助视图集都是自维护的。
- The radical database will update when the information source change and can incite the materialized view to update and maintain. 当信息源发生变化时,基库随着更新,同时触发多实化视图的更新与维护。
- A materialized view can be partitioned. You can define a materialized view on a partitioned table and one or more indexes on the materialized view. 一个物化视图可以被分割。你能定义一个物化视图在一个分割表,也能定义在物化视图的一个或多个索引上。
- The view maintenance process in the loosely coupled environment was implemented as a conceptual transaction, by the definitions of concurrency dependency and same-source dependency. 通过定义不同数据源更新之间的并发依赖关系和同源依赖关系,利用概念化事务模型可实现松散耦合环境中视图的并发维护。
- RESERVATIONS.HOTEL_ID GROUP BY ARUP.RESERVATIONS.CUST_NAME, ARUP.RESERVATIONS.RESV_ID, ARUP.HOTELS.CITY UNDO DROP MATERIALIZED VIEW ARUP. 相反,需要对每一个物化视图的结构进行目视检查,这是非常不实际的。
- "RESERVATIONS" WITHROWID, SEQUENCE ("RESV_ID","HOTEL_ID","CUST_NAME")INCLUDING NEW VALUESIMPLEMENTATION ALTER MATERIALIZED VIEW LOG FORCE ON "ARUP". 相反,需要对每一个物化视图的结构进行目视检查,这是非常不实际的。
- SCRIPT_TYPE STATEMENT -------------- ------------------------------------ IMPLEMENTATION CREATE MATERIALIZED VIEW LOG ON "ARUP". 您如何才能知道已经为这个物化视图创建了其正常工作所必需的所有对象?
