Free Engineering Databases

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Free Big Data! The Institute of Scientific and Technological information provides 13 databases

Public assessment of the title to write a paper, but do not know where to find references; Enterprises seek to develop scientific and technological innovation, but it is difficult to distinguish the authenticity of the vast amount of information on the Internet. Yesterday, the City Institute of Science and Technology information has an engineering documentation center, is available for the public, the enterprise free to enjoy the professional, authoritative "big data" platform. Wuxi Science and Technology Document information Resource Service platform owned by the center is one of the four scientific and technological public basic service platforms in Jiangsu Province, which is in cooperation with the National Science and Technology Book Center and the Literature information resources of the Yangtze River Delta region, and currently has 13 Chinese and foreign full-text databases, various electronic document resource storage ...

MySQL and PostgreSQL: which open source database to choose? Which one is better?

Naresh Kumar is a software engineer and enthusiastic blogger, passionate and interested in programming and new things.   Recently, Naresh wrote a blog, the open source world's two most common database MySQL and PostgreSQL characteristics of the detailed analysis and comparison. If you're going to choose a free, open source database for your project, you may be hesitant between MySQL and PostgreSQL. MySQL and PostgreSQL are free, open source, powerful, and feature-rich databases ...

Website column planning and Market analysis

The intermediary transaction SEO diagnoses Taobao guest cloud host Technology Hall first chapter: the Highway network outline one, the development space: The Transportation engineering profession has trillions of annual purchase and the construction scale, but at any time the Chinese economy development, under the national macroscopic policy support, as well as the social capital unceasingly invests the growth, the traffic engineering profession is maintains the high increase Rising momentum, and in the fierce market competition, information services will be the industry competition an important code, as a professional traffic engineering services to provide the industry information Services Network is undoubtedly a gold mine on the Internet. ...

The story of Jerry Yang and Yahoo

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall Jerry Yang 1967 born monkey Online business opportunities, the wise to beat; Yahoo! What is the meaning?   Who is the largest media company in the world? Ph. D., a PhD student in the Department of Electronic Engineering at Stanford University, is a fellow of the same profession; his name is Jerry Yang, a few years ago with nothing, now a billionaire; Reuters and Yahoo Hand, Jerry Yang said, do this work, there is a feeling of jumping off the cliff;

Database server Security

The database server is actually the foundation of every electronic transaction, financial and enterprise resource Planning (ERP) system, and it often includes sensitive information from business partners and customers. Although the data integrity and security of these systems are important, the level of security checks taken against the database is not as high as the security measures of the operating system and the network. Many factors can disrupt data integrity and lead to illegal access, including complexity, poor password security, misconfigured, undetected system backdoor, and mandatory routine use of adaptive database security methods ...

Five years on the path of the Skype architect

As architects and designers, we often focus on what we have at hand and seldom reflect on the past. We should know the new from the warm. I've summed up 6 experiences from my 55-month experience as the Skype architecture group. Some are technical and others are softer views of the architect. First, introduce Skype background information. Skype background Skype is software that allows users to make audio and video calls, and can also make regular calls and send short messages. The company was founded in 2003, since its inception there is an incredible growth song ...

An exclusive interview with Databricks Sing to discuss spark ranking competition and the hotspot of ecological circle

According to sort Benchmark's latest news, Databricks's spark tritonsort two systems at the University of California, San Diego, 2014 in the Daytona graysort tied sorting contest. Among them, Tritonsort is a multi-year academic project, using 186 EC2 i2.8xlarge nodes in 1378 seconds to complete the sorting of 100TB data, while Spark is a production environment general-purpose large-scale iterative computing tool, it uses 207 ...

Cloud computing encounters Big data collision technology revolution

Two days ago, someone asked questions on Weibo, in what way to tell the big data and cloud computing can not be heard by professionals more clearly, in fact, there are many cases of large data, business intelligence analysis has repeatedly mentioned the value and significance of data mining, but today to see more data than before, big data is not terrible, The scary thing is that his real-time analytics will expose flaws and truth to people, so when cloud computing encounters big data and a brain pours into companies, can companies manage? The so-called large data mainly covers 3V-oriented, respectively, the Treatment of aging (Veloci ...

NI: Domestic database shoulders The important mission of cloud security

Recently, the Chinese Academy of Engineering Academician NI received an interview with Sadie NET, this interview is "Jin Cang have about" series of interview programs. Cless in recent years to promote domestic CPU, domestic software and other independent intellectual property products, and to promote the formulation of relevant industrial policy suggestions. He pointed out that the most important guarantee cloud security problem is to achieve autonomous control, which is bound to use the domestic basic software.   Cloud security ultimately to the implementation of data security, the current domestic database in the security level has overtaken foreign. It is understood that currently includes Oracle, SQL Server, DB ...

The five challenges and coping strategies faced by China's large data industry

Victor Maire-Schoenberg, one of the authors of the Great Data Age: A major change in life, work and thinking, has said that, as telescopes allow humans to perceive the universe, microscopes allow humans to observe microbes, and big data opens up a major transformation of the times. Large data, the most fashionable word in the IT field, is simply the ability to quickly obtain value information from a variety of data. The United States was the first country to discover and use the value of large data science. March 2012, the Obama administration announced the investment of 200 million dollars to pull big data related industry development, will "big data ...

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