Synonyms Multiprocessor database management Definition Parallel database management refers to the management of data in a multiprocessor computer and is done by a parallel database system, i.e., a full-fledge DBMS implemented on a multiprocessor computer. The basic principle employed by parallel DBMS...
Oracle Database PL/SQLパッケージ・プロシージャおよびタイプ・リファレンス 11g リリース1(11.1) E05686-02 目次 索引戻る 次へ 61 DBMS_HS_PARALLEL DBMS_HS_PARALLEL PL/SQLパッケージを使用すると、異種ターゲットにアクセスする場合に並列処理が可能となります。このパッケージは、...
In Distributed Database System, data is physically stored across several sites, and each site is typically managed by a DBMS capable of running independent of the other sites. In contrast to parallel databases, the distribution of data is governed by factors such as local ownership and increased...
survey article on materials on parallel database products and technologies for OLTP/OLAP applications. It mainly covers major commercial/academic efforts on developing parallel dbms to solve the ever growing large amount of relational data processing problem. Part I – Parallel DBMSs 1.1 Parallel Data...
In subject area: Computer Science A Parallel Database refers to a database system that stores data in parallel databases with the same structure as operational databases, requiring upgrades to reflect changes in data structure from the operational database. This strategy involves upfront costs for ...
dbms_parallel_execute包是把大表分成了多个小的chunks,然后对chunks进行并行,这个就类似把非分区表变成了分区表。 注意,该包是Oracle 11g 以后才有的。 二. 使用说明 以下内容转自: http://www.oracle-base.com/articles/11g/dbms_parallel_execute_11gR2.php ...
并行数据库中数据分布和查询处理技术的分析-analysis of data distribution and query processing technology in parallel database.docx,摘要并行数据库系统作为未来高性能的数据库管理系统,已经成为数据库领域 中重要的研究课题。并行数据库系统的性能与数据库中的关系在
DBMS_PARALLEL_EXECUTEパッケージは、『Oracle Databaseリファレンス』にリストされているビューを使用します。 DBA_PARALLEL_EXECUTE_CHUNKS DBA_PARALLEL_EXECUTE_TASKS USER_PARALLEL_EXECUTE_CHUNKS USER_PARALLEL_EXECUTE_TASKS 例外 次の表に、DBMS_PARALLEL_EXECUTEで発生する例外を示します。 表107...
在11gR2中,Oracle为海量数据处理提供了很多方便的支持。工具包dbms_parallel_execute可以支持将海量数据分拆为独立的chunk任务,并行执行作业。本篇就详细介绍这个新特性的使用。 1、环境准备 实验环境为11.2.0.3。 SQL> select * from v$version; BANNER
这个PL/SQL包,是11.2引入的新特性,关于他的语法,可以参考《Oracle® Database PL/SQL Packages and Types Reference 11g Release 2 (11.2)》的101章DBMS_PARALLEL_EXECUTE。另外,在MOS的这篇文章《11.2 New Feature : Using DBMS_PARALLEL_EXECUTE to Update Large Tabl...