oracle rac

Through these experiments we can know , after the tuning process , the performance of Oracle RAC system is better than the performance of Oracle single-instance . So it has more important practical significance .

通过实验可以知道，经过优化以后的RAC集群系统的性能要比经过优化的Oracle单实例数据库的性能要好，具有比较重要的现实意义。

Research of the Methods of Cache Optimization in the Oracle RAC Database

ORACLERAC数据库缓存优化方法研究

Firstly , the article studies Linux system kernel parameters and Oracle RAC technology .

本文首先对Linux系统的内核参数和ORACLERAC技术进行了研究。

They also push data from the Platinum cluster into an instance of Oracle RAC .

他们还将数据从白金集群推送到一个OracleRAC实例。

Research on the Solution of the Helicopter Flying-parameters ' Data Platform Based on Oracle RAC

ORACLERAC技术在直升机飞行参数数据平台中的应用方案研究

Choksi next talked about the Advanced Pack for Oracle RAC .

然后，Choksi还谈到了面向OracleRAC的高级包。

Support has also been added for Highly Available ( HA ) databases , including DB2 HADR and Oracle RAC .

还添加了对高可用性（HA）数据库（包括DB2HADR和OracleRAC）的支持。

This article describes a simply way to perform the configuration alterations necessary for successfully using Oracle RAC for WebSphere Process Server databases .

本文向您介绍一种简单的方法，通过执行一些必要的配置更改，便可成功对WebSphereProcessServer数据库使用OracleRAC。

All nodes in an Oracle RAC environment will be designated as the master of approximately the same number of data blocks .

在OracleRAC环境中，数据块大致相等的所有节点都将被指定为主节点。

In an Oracle RAC environment , every Oracle data block is assigned one ( and only one )" Master " Oracle RAC node .

在OracleRAC环境中，每个Oracle数据块都被赋予一个（且只有一个）“主”OracleRAC节点。

The Global Cache Service ( GCS ) of that Oracle RAC node is responsible for managing access to these sets of data blocks .

该OracleRAC节点的全局缓存服务（GCS）负责管理对这些数据块集的访问。

Here is an outline of the simplest strategy for avoiding the XA-related limitation of Oracle RAC mentioned above

下面简要介绍可以避免上述与XA相关的OracleRAC限制的最简单策略

However , to the WebSphere Application Server runtime , an Oracle RAC is essentially just another database to be accessed using an appropriate JDBC driver .

不过，对于WebSphereApplicationServer运行时，OracleRAC本质上就是使用合适的JDBC驱动程序访问的另一数据库。

In addition to high availability , Oracle RAC can also be configured to provide workload balancing ; workload balance to the database happens at the connection level .

除高可用性外，还可以将OracleRAC配置为提供工作负载平衡；数据库的工作负载平衡在连接级别发生。

When the primary destination is not available , the database feature will direct the communication to the disaster data center ( for example : DB2 HADR or Oracle RAC ) .

当主要目的地不可用时，此数据库功能会将通信定向到灾难数据库（例如：DB2HADR或OracleRAC）。

For example , Oracle RAC is not supported using Solaris zones because of this limitation , and should not work in a WPAR environment for the very same reason .

例如，使用Solaris区域时不支持OracleRAC，出于这个原因，它同样无法在WPAR中使用。

The needs of users of the united catalog compare Oracle rac and host HA , Data Guard pros and cons of such programs is proposed Oracle rac solution .

根据联合编目用户的需求，比较ORACLERAC和主机HA、DATAGUARD等方案利弊，提出了ORACLERAC的解决方案。

On this basis , this thesis makes the overall architecture design of the Oracle RAC database , including the physical system architecture design , storage subsystem design , network architecture design , and database file system design .

主要包括整体物理系统架构设计、存储子系统设计、网络架构设计、数据库文件系统设计这几部分。并且基于现有实验环境对存储子系统进行了详细的性能分析。

This thesis introduces Oracle RAC as guarantee of high availability for data center . Analyzed and test availability , expansibility and load balance of the BE data center based on Oracle RAC . 3 .

本文引入ORACLERAC作为后端数据中心高可用性的保障，对基于ORACLERAC的数据中心的可用性、扩展性、负载均衡等特征进行了分析和测试。

All the Oracle RAC nodes will be the master of identical number of data blocks , if the number of RAC nodes is a divisor of the number of Oracle data blocks .

如果OracleRAC节点数是Oracle数据块数的约数，则所有RAC节点都是具有同样数量的数据块的主节点。

Combined to optimize the actual results , verify the optimized design is successful , optimized mass data management system based on Oracle RAC , in real-time , high efficiency , accuracy , maintainability , safety aspects have significantly improved .

并结合实际优化效果，验证此次优化设计成功，优化后的基于ORACLERAC的海量数据管理系统，在实时性、高效性、准确性、可维性、安全性方面都有显著提高。

The retry support in the Spring Batch project can be used to retry failing operations ( for example , an operation that has failed on an individual cluster node in an Oracle RAC ) .

SpringBatch项目中支持的重试可以用来重试失败的操作（例如，在OracleRAC中，一个在某一簇节点上已经失败的操作）。

The high availability is a basic guarantee of Qos performance of network . So the Oracle RAC 10g system is the best implementation of high availability , as a typical application of Oracle 10g in new grid database .

高可用性（HA）是企业网络系统Qos性能指标的基本保障，ORACLERAC10g作为新一代网格数据库Oracle10g的典型应用，是数据库HA特征的最佳实践。

Again , in this approach for using Oracle RAC in a WebSphere product , you have to simply specify the RAC-ified URL as the Oracle URL when defining the relevant Oracle JDBC data sources .

而且，在WebSphere产品中使用OracleRAC这一方法中，在定义相关的OracleJDBC数据源时，您只需将RAC-ifiedURL指定为OracleURL。

Splice Machine said Harte Hanks observed improvement to the ratio of price to performance by more than 10x compared with its existing Oracle RAC databases . ( Splice Machine offers the standalone version of its database on a freemium basis for testing ; otherwise , it 's $ 5000 per node . )

SpliceMachine称，HarteHanks发现与其现有的OracleRAC数据库相比，系统的性价比提高了十倍多（SpliceMachine提供的用于测试的标准版数据库免费；否则每个节点收费5000美元）。

Application of Oracle 9i RAC Frame to Three-level Creating Database System

Oracle9IRAC系统架构在三级建库系统中的应用

Research and analysis of Oracle 10g RAC technology

Oracle10gRAC技术研究与分析

This paper includes the following parts : techniques used in the system , including XML language , Oracle partition table and RAC ( Real Application Clusters ); the system requirement analysis , design and implement .

本文主要介绍了以下内容：目前主流的数据交换语言XML语言；提高数据库性能的表分区技术和真正应用集群技术；以及系统的需求分析、设计和实现。

If a RAC node stops working , Oracle will not failover the DTP service until the Oracle RAC cleanup and recovery is complete .

如果RAC节点停止工作，Oracle需要在完成OracleRAC清理和恢复之后才能对DTP服务进行故障转移。

The Oracle JDBC driver can be configured for failover or load balancing ( or both ) in an Oracle RAC environment .

在OracleRAC环境中，可以将OracleJDBC驱动程序配置为用于故障转移或负载平衡（或者同时用于两者）。