Use Excel Like A Database

"Editor's note" ebay opens up a database technology called Kylin, and ebay shared many of the details of Kylin on a Wednesday blog, providing SQL interfaces and OLAP interfaces based on Hadoop, supporting terabytes to petabytes of data, Kylin is designed to reduce the query latency of Hadoop at more than 1 billion rows of data levels. All this shows that ebay has made good progress in using Hadoop technology. Below: Online auction website ...

Author: Chszs, reprint should be indicated. Blog homepage: Http://blog.csdn.net/chszs Someone asked me, "How much experience do you have in big data and Hadoop?" 　　I told them I've been using Hadoop, but I'm dealing with a dataset that's rarely larger than a few terabytes. They asked me, "Can you use Hadoop to do simple grouping and statistics?" 　　I said yes, I just told them I need to see some examples of file formats. They handed me a 600MB data ...

If one day you can predict the future, what is the first thing you want to do? Buy a lottery ticket? What's the second and third thing? We'll talk about it later. Large data is an industry, in the broad sense is in this information overload era around the mass of information generation, dissemination, collection, processing, create value of the entire product chain, in the narrow sense generally refers to large data storage and processing, data mining related industries. At present, the most common use of large data in the market is analysis and prediction. According to my 10 years of experience in this industry, large data and the previous two years of cloud computing, and then ...

If one day you can predict the future, what is the first thing you want to do? Buy a lottery ticket? What's the second and third thing? We'll talk about it later. Large data is an industry, in the broad sense is in this information overload era around the mass of information generation, dissemination, collection, processing, create value of the entire product chain, in the narrow sense generally refers to large data storage and processing, data mining related industries. At present, the most common use of large data in the market is analysis and prediction. According to my 10 years of experience in this industry, large data and the previous two years of cloud computing, and then ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall think of so many years walk through the pioneering road, really a bitter tears ah!" but think of so many halfway to give up, Failed, I am still very lucky, summed up their experience, I think the biggest factor is the overall technical structure of their own and the team is more comprehensive, and in the field of excellence to the first level. Today I think we have ...

As we all know, Java in the processing of data is relatively large, loading into memory will inevitably lead to memory overflow, while in some http://www.aliyun.com/zixun/aggregation/14345.html "> 　　Data processing we have to deal with massive data, in doing data processing, our common means is decomposition, compression, parallel, temporary files and other methods; For example, we want to export data from a database, no matter what the database, to a file, usually Excel or ...

Wang Ming Tam database marketing training excerpt customer segmentation, English "segmentation" is the marketing staff has been doing the work, customer segmentation is the eternal theme of marketing. On the one hand, because of the limited marketing resources, we can not put the same marketing resources for all customers, on the other hand, today's consumer behavior more and more personalized, have different preferences, marketers must cater to the personalized needs of customers. Our question is: is not the finer the customer is better, is not 1 to 1 marketing is the pursuit of precision marketing the highest position ...

A few months ago, the team invited me to do an internal sharing, the topic is how to effectively search for information. This is because I usually share some professional study documents in my daily work, and these documents often appear in time, so we will be curious about how I can find such professional and timely reference materials in a timely manner. In fact, some of these information from the Internet search, but some are from my "personal database", which is divided into categories, easy to retrieve, so it is easy to turn out to show people. This is what I think is common sense, but after a simple sharing was well received. By the drum ...

This content contributor, Lee Feinberg, is the founder of the US Management consulting agency Decisionviz, a bachelor and Master's degree from Cornell University in the United States and a patent for the U.S. PC telephone interface, and is a member of the Cornell Entrepreneur Network and the Sandler Sales Institute. Decisionviz is a consulting firm that helps companies get rid of complex data-reporting problems through visualization technology. Lee is often invited to speak, and he is also the founder of the Tableau Software user group in the York. As early as ten years ...

Managing and maintaining storage is expensive, not to mention the growing need for more hard disk space. By using data storage based on cloud computing, business owners can leverage more attractive prices and consistently reduced costs while integrating a variety of new features from different vendors. Cloud services, as cloud computing or cloud storage, can be valuable assets for cost-sensitive SMEs. Although some of the larger organizations have the resources to build their own cloud storage services, small and medium-size enterprises often need to turn to some cloud storage providers for Internet-accessible storage ...