Relational Database

Stateless features, server downtime, different database types, and continuous changes to the cloud platform pose challenges for developers of cloud applications, especially for senior developers who are accustomed to developing traditional applications. 　　 　　2009 years of Cloud computing still continues its heat in the 2008, and it is not difficult to predict that the application running on the cloud (hereinafter referred to as cloud applications) is bound to be more and more, and that there will surely be a growing number of developers who have to consider or participate in the development of cloud applications. The nature of cloud computing is through Internet access ...

In the "cloud" of the times, how can less Microsoft's figure? As Microsoft's public cloud solution, Windows Azure refers to the cloud computing platform running at Microsoft's Data center. Structurally speaking, the Windows Azure platform is divided into two parts, the cloud computing operating system and the development Package SDK. 　　For developers, it provides a familiar development experience and good on-demand scalability. Windows Azure Platform Components The following illustration is window ...

The development of data storage technology in large data age Dalian City College Yang Junsheng data storage technology experienced from manual management to file management, and then to the database management system three stages, database technology in the relational database occupies a major position. The rise of the internet, prompting user data explosion, large data era has come, the storage media capacity and data retrieval speed have put forward higher requirements, traditional relational database is not competent for this role, NoSQL database gradually rise. On the basis of introducing the concept of large data, this paper analyzes the advantages and disadvantages of relational database,...

How fast is the tide of big data? IDC estimated that the amount of data produced worldwide in 2006 was 0.18ZB (1zb=100), and this year the number has been upgraded to a magnitude of 1.8ZB, which corresponds to almost everyone in the world with more than 100 GB of hard drives. This growth is still accelerating and is expected to reach nearly 8ZB by 2015. The storage capacity of the IT system is far from adequate, let alone digging and analyzing it deeply. In this article, Baidu Chief scientist William Zhang, Teradata Principal customer Officer Zhou Junling, Yahoo! North ...

Now, if you haven't heard of Hadoop, you must be behind the time. As a new Open-source project, Hadoop provides a new way to store and processor data. Large http://www.aliyun.com/zixun/aggregation/3518.html "> Internet companies, such as Google and Facebook, use Hadoop to store and manage their huge datasets. Hadoop has also proven its five advantages through its application in these areas: ...

The big data age has come and has quietly influenced our lives. According to a recent study by IDC, 1 million new links are shared every 20 minutes on Facebook and 10 million user reviews are released. 　　Facebook and all other Internet sites, Internet applications, have gradually become the entire data collection, analysis, processing and value-added architecture. In China, social networks are also in full swing. Sina Vice President Wang Gaofei has said that Sina Weibo has registered more than 300 million users, users on average daily release more than 100 million micro bonnet ...

When it comes to big data, it has to do with Alibaba. The world's leading E-commerce enterprise, the amount of data processed every day is unmatched by any other company, it is also transforming into a real data company--mysql is an important weapon in the transformation of Alibaba. 　　A database architect who interviewed Ali, who believes Ali has the best performance of open source MySQL, beyond any relational database and NoSQL. In the 2009, Oracle acquired the copyright of MySQL by acquiring Sun, and the industry began to question the use of Oracle ...

How hot is Hadoop? A series of actions from the industry can be seen. 　　Mainstream database vendors, including Oracle, Microsoft and Sybase, have released Hadoop connector products to make it easier for users to transfer information between traditional relational databases and open source distributed processing systems. These vendors see the Hadoop Connector Software as an important part of the "Big Data management" strategy, but not just the mainstream database vendors. Like data warehousing provider Teradata and HP Vertica ...

In recent years, Weibo has become the most fashionable Internet application. It is not only an emerging product of internet development, but also an application branch of social platform which is richer and refined. Since 2009 Sina launched the domestic first micro-blogging platform, micro-bo in the domestic development is springing up, all over the north and south. 2010 ushered in the domestic micro-bo development of the spring, Sina Tencent and other portals are launched micro-blog business. Since last year, the number of microblogging users has been growing rapidly. Sina's first quarterly report, published in May this year, shows that the number of Sina Weibo users has risen to 324 million. And ...

In 2017, the double eleven refreshed the record again. The transaction created a peak of 325,000 pens/second and a peak payment of 256,000 pens/second. Such transactions and payment records will form a real-time order feed data stream, which will be imported into the active service system of the data operation platform.

Because of the needs of the project, learning to use Hadoop, as with all the overheated technology, "big Data", "mass" such words on the internet over the sky flying. Hadoop is a very good distributed programming framework that is exquisitely designed and does not currently have the same level of weight as a substitute. It also touches on an internally used framework that encapsulates and customizes Hadoop, making it more responsive to business requirements. I also recently wanted to write some of the learning and use of Hadoop experience, but see the internet so flooded articles, I think to write a little note the same thing is really not ...

It's really tempting to get business on big Data technology, and Apache Hadoop makes the temptation more violent. Hadoop is a large scale scalable data storage platform that forms the foundation of most large data projects. Hadoop is powerful, but it requires the company to invest a lot of learning energy and other resources. If you get the right application, Hadoop can actually improve your company's business, but the application of this hadoop is fraught with thorns. On the other side, many businesses (not Google, of course) ...

From the 2008 60-man "Hadoop in China" technology salon, to the current thousands of-person scale of the industry technology feast, the seven-year BDTC (large data technology conference) has fully witnessed the transformation of China's large data technology and applications, faithfully depicting the large data field of technology hotspots, Precipitated countless valuable industry experience. At the same time, from December 2014 12 to 14th, the largest China data technology event will continue to lead the current field of technology hotspots, sharing the industry experience. In order to better understand the trend of industry development, understanding of enterprises ...

Today, internet-based applications face many challenges. Users expect to be able to use any device to access data anytime, anywhere. However, the size of the data, the interactive format of the data, and the size of the user's access may change at any time. Developers must quickly build and deploy new applications to meet these evolving needs. 　　With traditional data management platforms, it is necessary to continuously invest in servers, operating systems, storage, and networks to meet the growth and change of these requirements. Database services in the cloud, such as Microsoft's SQL Azure, provide a new way to deal with ...

The traditional business intelligence system only serves for the decision person, and is affected by the security factor, the analysis data can only be reflected in the local user terminal, but manifests the way almost is the ordinary computer. With the rapid development of computing and Internet technology, the mobility and activity space of sales, market and decision makers are more and more, more and more managers involved in decision-making, the real-time and interactive requirements of information transmission are more and more high, which puts higher demands on business intelligence. The development of the next generation business intelligence requires that it not only can provide strategic decision for senior decision-makers, but also can ...

The scheme has been successfully applied, which can realize the standard and efficient internationalization software development, and reduce the time and effort needed for software development. The development of Internet has promoted the communication of the whole world, it needs to develop the WEB application that satisfies the requirements of different regions ' language, culture and living habits, therefore, the internationalization of software has become the problem that must be solved. At home and abroad, there are some deficiencies in internationalization methods: Existing Dynamic Data internationalization solutions are not easy to transplant and reuse. There is no out-of-the-box Dynamic Data internationalization solution or framework. To solve the above problems, we need to propose a dynamic ...

In Western philosophy, failure is the fault of control and management. Wen/lang Ping, professor of the Chinese University of Hong Kong, top scholar of corporate governance I'm going to tell you a story about American High-tech companies.　　The story is about the boss of Oracle, who recently squeezed IBM away to buy solar micro-systems.　　In 1977, Ellison, 32, founded Oracle with two other people, who was a dropout who had not graduated from three universities. Don't underestimate this dropout of the older youth, their three guys level is not simple, most ...

The traditional IDC room Deployment architecture translation on the cloud solution, the advantage of the structure is relatively simple, in line with the experience of most developers, without the original architecture to make too many changes, you can quickly migrate to the cloud. Its disadvantage is the high coupling of various functions, not conducive to elastic expansion, not fully application of cloud computing advantages, later maintenance workload. Game traditional deployment architecture to interpret the security protection GB-level anti-DDoS cleaning service, users can open the 7-layer cleaning service to protect against CC attacks. Can also selectively open the free intrusion prevention and web site application Security monitoring services. CPU, Memory ...

Cloud computing is a way to provide information technology as a service (IT as a services). The concept of "service" needs to be viewed from the consumer (service user) perspective rather than from the service provider, so a basic feature is that cloud computing requires on-demand services, that is, users can receive immediate service as needed. From this perspective, cloud computing is like running water, electricity and gas in our public service, concentrating on supply and on-demand services and billing. Instead of buying and maintaining your own machine, why not try a server that can be accessed from the Internet? So use the cloud ...

Cloud computing "turned out" so many people see it as a new technology, but in fact its prototype has been for many years, only in recent years began to make relatively rapid development. To be exact, cloud computing is the product of large-scale distributed computing technology and the evolution of its supporting business model, and its development depends on virtualization, distributed data storage, data management, programming mode, information security and other technologies, and the common development of products. In recent years, the evolution of business models such as trusteeship, post-billing and on-demand delivery has also accelerated the transition to the cloud computing market. Cloud computing not only changes the way information is delivered ...