Number 10 2 In Oracle Means

Content Summary: The data disaster tolerance problem is the government, the enterprise and so on in the informationization construction process to be confronted with the important theory and the practical significance research topic. In order to realize the disaster tolerance, it is necessary to design and research the disaster-tolerant related technology, the requirement analysis of business system, the overall scheme design and system realization of disaster tolerance. 　　Based on the current situation of Xinjiang National Tax Service and the target of future disaster tolerance construction, this paper expounds the concept and technical essentials of disaster tolerance, focuses on the analysis of the business data processing of Xinjiang national tax, puts forward the concrete disaster-tolerant solution, and gives the test example. Key words: ...

1, the future used car market "fortress" at the C-end pricing rights by the founder of Zhaopeng United States 2013 years of new cars and used cars trading volume of about 12 million: 42 million, about 1:3 of the proportion. This is consistent with the rate of 3 to 4 times per new car in the 15 life cycle. Last year China used to trade with new cars for about 5 million: 20 million = 1:4. In other words, the distance to a mature second-hand car trading market, there are 12 times times the growth of space. And the second-hand car trade is the entire auto industry's largest plate and in-depth ...

"40 years ago, I went back to the United States from Vietnam and had access to the technology and business of data processing in the military, when IBM said that only a few computers would be able to handle most of the world's work."　　"In the afternoon of San Francisco, standing at the main venue of Moscone Center, former U.S. Secretary of State Colin Powell was talking. You might be wondering why Powell has bypassed the hottest Sino-US relationship, but is interested in talking about data processing, Facebook and Twitter? The answer is simple, because he is facing more than 1700 ...

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 ...

Although most enterprise software is still deployed within the enterprise, SaaS will continue to grow rapidly. Market research firm Gartner predicts that the software-as-a-service market in 2015 will grow from $ 14 billion in 2012 to $ 22 billion. As vendors compete for competitive position and users continue to shift their IT strategy to deployment models, the software services market will see major changes and new trends in 2014. Here are some forecasts for the 2014 software services market. 1. ...

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 (Postgresq 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 land, the listed traditional relational data ...

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 ...

After more than eight years of practice, from Taobao's collection business to today to support all of Alipay's core business, and in the annual "Double Eleven Singles Day" continue to create a world record for the transaction database peak processing capacity.

According to a report published last month by IDC (International Data Company), sales of large data technology and services are expected to grow from $3.2 billion trillion in 2010 to $16.9 billion in 2015, with an annual growth rate of 7 times times the average it market. The McKinsey Global Institute points out that data is becoming a factor in products such as physical capital and human capital. Companies that can take advantage of big data will defy the data. Data capital will be as important as brand capital. Business is already adapting to big data, and the data revolution is disrupting already-established industries and business models. No matter ...

Any web software and applications that need a powerful database to back up, there are countless database management tools online, and developers choose a suitable for their own particularly important.　　This article introduces developers to 10 free database management tools, developers can use them for SQL operations, Multilink, multiple database engine operations, and so on. 1.Open Keyval Open Keyval is an open source free key value database management tool, web-based, and based on PHP development, the goal is to use the simplest way to manage we ...