Database Search Engine Open Source

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall search engine history notes #e# 2006 Low, received a friend commissioned to help tidy up the development of the search engine history, so the Spring Festival spent a little time to sort out a rough history. Consider yourself a little note about internet history. 1, the development history of the search engine 1 A brief history of search history The origin of the "Aceh" web search engine can be traced back to 1991 years. The first ...

Naresh Kumar, a software engineer and enthusiastic blogger, has great interest in programming and new things, and is happy to share technical research results with other developers and programmers. 　　Recently, Naresh wrote about 12 well-known free, open source NoSQL databases, and analyzed the characteristics of these databases. Now that the NoSQL database is becoming more and more popular, I'm here to summarize some of the great, free and open source NoSQL databases. In these databases, MongoDB the top, with considerable ...

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 ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall with the rapid development of the Internet, the increase of web information, users in the information ocean to find their own information, like a needle in a haystack, search engine technology to solve this problem (it can provide users with information retrieval services). Search engine refers to the Internet to provide search services, such as Web sites, the server through the network search software (such as network search robot) or network login, etc., will be intemet on a large number of Web page information collected to the local, after adding ...

Intermediary Trading SEO Diagnosis Taobao Cloud host Technology Hall 2004, as the second largest application of the Internet search has changed? 　　At the beginning of the year, Google launched a regional search, in the middle of the search and Google's desktop searches more and more fire, Sogou announced the launch of the third generation of search engine; At the end of Microsoft formally put "Internet search and mining" into its main research direction ... A campaign to give people a jianzaixianshang, ready to send the feeling, and its aim of the bull's Eye is undoubtedly 2005, the third generation of comprehensive launch of the search engine ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall K.K in the documentary "Google and the World Brain," he said at the beginning of the Google venture, he asked Larry Page, now has a good performance search engine, why do one? ' Instead of developing a new search engine, we're going to do artificial intelligence, ' Larry page explains. Search engine is our active consciousness and the internet world the most important connection way, and in the long-term data accumulation, save ...

Absrtact: One, competitor analysis and research competitor website link strategy and content layout, help to find the competitor website strong and weak link, not only can see the gap between the two sides, to find a breakthrough beyond the competitor, so in excellent one, competitor analysis Analyze and study the link strategy and content layout of competitor website, help to find out the strong and weak link of competitor website, can not only see the gap between the two sides, find out the breach of the competitor, so as to optimize their website to avoid weaknesses and surpass competitors. This is also "the enemy ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall One, the competitor analysis and the research competitor website link strategy and the content layout, helps to find the competitor website the strong and the weak link, can not only see the difference between the two sides, finds the breakthrough which surpasses the competitor, In order to optimize their website when the advantages and disadvantages, beyond competitors. 　　This is also the "enemy" performance, so competitor analysis is very important. To the competitor website analysis, the general need includes: 1, the website key words cent ...

It was easy to choose a database two or three years ago. Well-funded companies will choose Oracle databases, and companies that use Microsoft products are usually SQL Server, while budget-less companies will choose MySQL. Now, however, the situation is much different. In the last two or three years, many companies have launched their own Open-source projects to store information. In many cases, these projects discard traditional relational database guidelines. Many people refer to these items as NoSQL, the abbreviation for "not only SQL." Although some NoSQL number ...

As global corporate and personal data explode, data itself is replacing software and hardware as the next big "oil field" driving the information technology industry and the global economy. Compared with the fault-type information technology revolution such as PC and Web, the biggest difference of large data is that it is a revolution driven by "open source software". From giants such as IBM and Oracle to big data start-ups, the combination of open source software and big data has produced astonishing industrial subversion, and even VMware's past reliance on proprietary software has embraced big Open-source data ...