Simple Online Database Google

With the rise of internet web2.0 websites, the relational database has become a very hot new field, the development of the non relational database products is very rapid. 　　But the traditional relational database in dealing with web2.0 website, especially the super large-scale and high concurrent SNS type web2.0 pure dynamic website already appeared to be powerless, has exposed many insurmountable problems, for example: 1, high configured--to the database higher concurrent reads and writes the demand WEB2.0 website to be based on user personalized information to generate real-time dynamic ...

There are two main ways to store data: Database and filesystem, and the object-oriented storage are developed behind, but the overall thing is to store both structured and unstructured data. DB is initially serviced for structured data storage and sharing. FileSystem storage and sharing is large files, unstructured data, such as pictures, documents, audio and video. With the increase in data volume, stand-alone storage can not meet the needs of structured and unstructured data, then in the era of cloud computing, there is a distributed ...

HBase is a distributed, column-oriented, open source database based on Google's article "Bigtable: A Distributed Storage System for Structured Data" by Fay Chang. Just as Bigtable takes advantage of the distributed data storage provided by Google's File System, HBase provides Bigtable-like capabilities over Hadoop. HBase Implements Bigtable Papers on Columns ...

Cassandra is a mixed relational database, similar to Google's bigtable. Its main function is richer than the dynomite (distributed Key-value Storage System), but the support degree is inferior to the document storage MongoDB (the open source product between the relational database and the non relational database, the relational database has the richest function, most resembles the relational database. The supported data structure is very loose and is a JSON-like Bjson format, so you can store more complex data types. ) Cassa ...

By the end of this month, the Bertelsmann Book Club's Shanghai stores will all stop operating.　　From 13 ago to foreign publishing giant to China "forerunner" posture High-profile entry, to today's gloomy exit, as one of the world's four major media giants Bertelsmann, its book retail business once again become a multinational giant in China fail example. In fact, such fail are not the first.　　Multinational companies in the Chinese consumer and market to bring a new concept, but also encountered a time of "acclimatized". Bertelsmann's gloomy fail, to China's book retail market, is not "...

Absrtact: 7 years ago, one of the ideas, the success of today's popular social network and microblogging service--twitter. Twitter now has more than 200 million monthly active subscribers, and about 500 million tweets are sent every day. 　　Behind all this is the support of a large number of open source projects. Twitter, known as the "Internet SMS Service", allows users to post no more than 140 tweets, the idea from Twitter's co-founder, Jack Dorsey, which was dubbed "the dumbest Ever" by analysts 7 years ago ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall when small, I have a simple dream, is to become like Bill Gates so big figure. Then think about it, this is a very complicated dream, first of all to have his ability, his family background, his kind of interpersonal relationship ... 　　So the dream has not begun to be broken. 　　Everyone has dreams and often breaks their own dreams. To participate in the work, but also in the fantasy of their dreams, such as the endless wealth, luxury and luxurious life, in fact, these in the sutra ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall last night into Google Analytics found keepaccounts.com traffic surge to 5000IP, into the keepaccounts.com administrator backstage view registered users also added 800 on February 25, 2009, reached the number of new registered users in the past several times. At ordinary times the amount of online accounting visits is 1000ip/day or so, registered users are only 200 people/day up and down. Intuition tells me that this anomaly is a ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall first lesson: What is the Google ranking technology? After my years of practice and research, in our commonly used dozens of of network promotion methods, Google search engine ranking is the most effective one. Since: 1. Google is the world's most users of the search engine; 2. The quality of the passenger flow through the search engine is very high, most of them are your potential customers; 3. Once you get a good ranking on Google, it will continue to bring you customers every day, 4. Only ...

WordPress is the best PHP open Source Blog program, now a lot of webmaster do choose it to do SEO, that is because it is the program itself in the site optimization to do very good, and small, easy to master. This article is mainly about how to do in WordPress some simple optimization, if you want to do a blog, do optimization test, etc. please understand this article, I think you will have unexpected harvest. WordPress 2.8.6 Security Update Just a few days, today, November 16, WordPress official released Wordpres ...