Database Development And Administration

30 years of database development and formation of Oracle, IBM, Microsoft and other representative of the strong monopoly pattern, making the traditional domestic database not only untimely, coupled with the technology to follow the strategy, in the field of business processing tenacious fight, although the product continues to progress, market applications have also been to achieve a single point of breakthrough, But mostly in non-core applications. Despite the government's continued strong support, but in the monopoly barriers and open source software around the attack, in addition to the policy market, it is difficult to achieve a large-scale breakthrough, has not yet formed a benign cycle of enterprise development and government support for a mutually beneficial situation. ...

30 years of database development and formation of Oracle, IBM, Microsoft and other representative of the strong monopoly pattern, making the traditional domestic database not only untimely, coupled with the technology to follow the strategy, in the field of business processing tenacious fight, although the product continues to progress, market applications have also been to achieve a single point of breakthrough, But mostly in non-core applications. Despite the government's continued strong support, but in the monopoly barriers and open source software around the attack, in addition to the policy market, it is difficult to achieve a large-scale breakthrough, has not yet formed a benign cycle of enterprise development and government support for a mutually beneficial situation. ...

The connotation of cloud computing and its application Form 1. The meaning of cloud computing. Cloud computing is an internet-based computing method in which shared software resources, hardware resources, and information resources can be allocated to computers and other terminal devices on demand. Cloud is actually a metaphor for the network and the Internet that provide resources. The core of cloud computing is the unified management and dispatch of computing resources with network connections, which constitute a pool of computing resources to provide users with on-demand services. 2. The application of cloud computing services. Software services. This is a service model that provides software via the Internet. This ...

Beijing News (reporter Lio Eling) this year, "Network commodity Transactions and Related Services Act management interim measures" to start the revision, the current hot various social networking sites are included in the scope of the norms. 　　The State Administration of Industry and Commerce said recently that the network to buy electricity industry such as illegal play price war and other unfair competition will be bound. The Ministry of Commerce and Industry will build a database of the state administration of industry and Commerce Market Supervision Department relevant responsible person in the "2012 Electric Business Hospitality service" activities revealed that this year, the State Administration for industry and commerce will be from market access, unfair competition, according to the management of the area of the 2010 "Network business ...

MySQL Workbench is an er/database modeling tool designed for MySQL. It is the famous database http://www.aliyun.com/zixun/aggregation/6993.html "> Design tool DBDesigner4 successor. You can design and create new database diagrams, build database documents, and perform complex MySQL migrations (zsh) with MySQL Workbench. MySQL Wor ...

Http://www.aliyun.com/zixun/aggregation/11208.html ">microsoft Office Access (formerly known as Microsoft Access) is a relational database management system published by Microsoft. Combined with the Microsoft Jet Database Engine and graphical user interface features, it is one of the members of Microsoft Office. ...

Recently, two things about large data are worthy of attention: first, in the middle of May, our school set up a large agricultural data research center. The second is the middle of June, the first domestic agricultural data industry technology Innovation Strategic Alliance was established in our school. 　　These two events will have an important impact on the next development of the school, and also bring new opportunities for the development of the subject. At present, large data research and application in the domestic just started, the agricultural data related research has not been deeply involved, it should be said that our school in this area to grab the first mover. 　　We must cherish and grasp this opportunity, and actively carry out relevant research, as soon as possible to achieve results. ...

In June this year, the province built the largest public rental project rural public rental project officially delivered to stay, so far more than 2,500 households have settled here. Hangzhou "Public Rental era" has come. 　　And in next year, Hangzhou will also have four municipal public rental housing project delivery, available for more than 4,000 sets. In the face of more and more public rental housing completed delivery, a unified public rental information platform is ready. Recently, the reporter from Hangzhou city http://www.aliyun.com/zixun/aggregation/38939.html& ...

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

In recent years, with the rapid development and popularization of computer and information technology, the scale of industry application system expands rapidly, and the data produced by industry application is exploding. With hundreds of TB or even dozens of to hundreds of petabytes of industry/enterprise data that is far beyond the existing traditional computing and information systems processing capabilities, the search for effective data-processing technologies, methods and means has become an urgent demand in the real world. Baidu's current total data volume has more than 1000PB, the daily need to deal with the Web page data to achieve 10PB~100PB, Taobao cumulative ...