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"IT168" I have always felt that nosql in fact very easy to understand, I have also had a very in-depth study of NoSQL, but in the recent preparation of yuntable chart, found that NoSQL not only very profound, 　　And my personal understanding of NoSQL is only superficial, but I am still a "shame and then Yong" people, so after a period of study, from the sixth part of this series, will talk to you nosql, and this article will be the main to do a NoSQL database review. ...

Video surveillance as an important basis for verification, in the banking, judicial, safe City application is very wide, and with the development of technology and the needs of the times, many places are installed high-definition cameras. The data in these places need to be stored for 1-3 months or even more than half a year. 　　The advent of the era of high-definition, not only requires the High-definition camera, its storage screen also has the requirements of HD, which is the storage technology has put forward a great challenge. HD Monitoring storage Requirements According to the modern security monitoring of storage requirements can be summed up as a simple "five high": ...

Swift was originally a highly available distributed object Storage Service developed by Rackspace Corporation and contributed to OpenStack http://www.aliyun.com/zixun/aggregation/13856.html in 2010. "> As one of its initial core subprojects, the open source community provides virtual machine mirroring storage services for its Nova subprojects. Swift builds on a cheaper standard hardware storage infrastructure without the use of RAI ...

The biggest challenge for cloud computing is that the IT industry is a big contributor to energy consumption and the data center is a large carbon emitter. According to Gartner, a global authority, the IT industry emits about 35 million tonnes of carbon dioxide a year, accounting for 2 of global emissions and a large carbon emitter in the data center. Global Data Center carbon emissions will reach 205.9 billion tonnes in 2020, becoming the fastest growing factor in ICT carbon footprint. Another Green peace report observed that by 2020, Golden Ball main It operators "cloud computing" (including data processing ...)

Sina science and technology flood July 3, the Ministry of Industry why choose to publish FDD / TDD LTE hybrid networking license at this node, the industry analysis, it is because of the lack of FDD licenses, so that the relatively established balance of the telecommunications market once again unbalanced, Trial network "permission" of the release can be said that it is imminent. China Mobile Has Earned 4G Time Advantage "Our regulator will announce the 4G (FDD + TDD) business of handsets to be opened in major cities in 2 hours," and the sixth (FDD + TDD) business held in Nanjing on June 27, Intelligent terminal and mobile internet ...

According to Gartner, a global authority, the IT industry emits about 35 million tonnes of carbon dioxide a year, accounting for 2 of global emissions and a large carbon emitter in the data center. 2020 Global Data Center carbon emissions will reach 205.9 billion tonnes ... Low-carbon cloud computing data Center is the key (1) It industry energy consumption, and data center is a big carbon emitter, this is the biggest challenge of cloud computing. According to global authority Gartner survey, the IT industry's annual carbon dioxide emissions of about 35 million tons, ...

2010 the end of the listing tide, so many people once again lamented TMT (technology, media, communications, that is, technology,media,telecom) in the capital market stamina and potential. In the field of E-commerce, Dangdang, as a representative of China's established E-commerce Web site, after 11 years of market success, at the same time, emerging as a black horse like Macaulay, people surprised; in the vertical portal, SouFun and easy Car network, in the deep Chinese real estate and automobile market after years, boarded the NYSE, while, In cool 6 by the Grand acquisition curve after the listing, Youku and in the year-end independent listing, ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall when we deploy a site, the general webmaster will start to consider how to quickly get traffic in a short time. Many webmaster will immediately think with the help of SEO. So began to do the ranking of keywords, to the major blog forum to publish links, and some even mass information, a head of the thought of "regardless of black hat white cap, as long as you can catch the flow of ..."

Do you get all the expected cost savings from your virtualized server project? 　　By reading the following, you may be amazed at how efficient your data center can be with a series of regulatory measures. 　　After spending a lot of money on consolidating your data centers through server virtualization, will you be furious if you find that the corresponding operating costs have not shrunk as expected? 　　Let's be prepared to analyze a large, dark and absurd implementation of the virtualization Project statistics. According to the Gartner analyst Dav ...

"Our regulators will announce the 4G (FDD + TDD) business of handsets to be opened in key cities after 2 hours," the 6th Smart Terminal and Mobile Internet Industry Summit held in Nanjing on June 27, On the announcement, Wang Xiaochu, chairman of China Telecom announced. When the news was announced, the field applause thundered. Can be seen on the FDD trial network license release, the industry chain enterprises feel excited. After five o'clock in the afternoon, the Ministry of Industry and Information officially approved China Telecom to conduct TD-LTE / LTE FDD hybrid network test, allowing telecommunications in the mainland of Chengdu, Wuhan, ...