Oracle View Performance Tuning

January 31, 2012 News, China Mobile Communications Group Fujian Co., Ltd. (Fujian Mobile) announced that the deployment of Oracle Exadata Database cloud Server to create a new generation of business Analysis System (Business analyze Support systems, Bass system) to further support its all-round development needs. Fujian Mobile is a wholly-owned subsidiary of China Mobile (Hong Kong) Limited, under the jurisdiction of 9 municipal branches, 61 counties (city) branch. At present, Fujian Mobile has been built to cover the area ...

A, virtualization virtualization refers to the ability to simulate multiple virtual machines on the same physical machine. Each virtual machine has a separate processor, memory, hard disk, and network interface logically. The use of virtualization technology can improve the utilization of hardware resources, so that multiple applications can run on the same physical machine with each other isolated operating environment. There are also different levels of virtualization, such as virtualization at the hardware level and virtualization at the software level. Hardware virtualization refers to the simulation of hardware to obtain a similar to the real computer environment, you can run a complete operating system. In the hardware virtual ...

After MySQL was acquired by Oracle, the industry has never stopped talking about the Open-source database, and the voice of PostgreSQL will be replaced as the most popular Open-source database. However, from the Db-engines rankings, the gap between PostgreSQL and MySQL is far more than "a few floors" so high (PostgreSQL not score a fraction of MySQL). Looking at the entire list of 193 databases, we will find that the NoSQL database has accounted for most of the traditional relationship ...

As two of the most popular technologies in the field of information management, the hardware architecture of database integration machine and large data technology is basically the same, but the software system has the essential difference, which leads to the different characteristic performance. With the rapid growth of enterprise data and the continuous improvement of users ' requirements for service level, the traditional relational database technology has shown obvious lack of ability in production practice for a long time. How to obtain high availability of massive data at reasonable cost has become a major challenge in modern it field. In order to meet this challenge, in recent years, it market ...

Just a few years ago, duplicate data deletion was a stand-alone feature, and data deduplication offered an alternative to the storage systems in the enterprise backup and archiving department. It also found new uses in cloud gateways to filter out unnecessary chunks of data before entering the array or virtual tape library. Now, it has become a unified computing system of the pre-integrated functionality. Understanding how to use this technology more effectively becomes a requirement.   At the same time IT managers should re-examine storage issues and ask the vendors who provide them with storage. 1. Data de-duplication technology for backup performance ...

See the way to open the "TERA", with "science fiction" equipped with armed eyes, the most cool way to experience the first sexy games in Korea. Today, the Kunlun game officially announced, with the world-renowned entertainment empire Sony reached cooperation to jointly create the "TERA" National Service Audio-visual feast. Players will be able to use Sony's latest generation of "personalized" version of the hmz-t3w-style head of the display experience "TERA", feel the rush to match the IMAX visual effects of subversion-level audio-visual shock experience. Figure Sony's latest generation of head wear monitor hmz-t3w ...

Hello everyone, I am from Silicon Valley Dong Fei, at the invitation of domestic friends, very happy to communicate with you about the U.S. Big Data Engineers interview strategy. Personal introduction to do a self-introduction, after the undergraduate Nankai, joined a start-up company Kuxun, do real-time information retrieval, and then enter the Baidu Infrastructure group, built the Baidu APP engine earlier version, and then went to Duke University, in the study, during the master's degree, Starfish, a research project related to Hadoop's big data, and then Amazon ...