Number Data Type

Either in the pitiful free database space or large e-commerce sites, reasonable design table structure, make full use of space is very necessary. This requires that we have a full understanding of the commonly used MySQL data types for database systems. Now I will write down my little experience to share with you. The numeric type of the MySQL data type The numeric type is divided into three categories according to my classification: integer classes, decimal classes, and numeric classes. My so-called "digital class" refers to DECIMAL and NUMERIC, which are the same type. It is strictly speaking not ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall with the continuous progress of the search engine, outside the chain in SEO optimization accounted for the proportion of the downward trend, Other factors that affect the user experience are slowly approaching Seoer's vision. Through the introduction of some products Baidu (Baidu Webmaster platform, Baidu Statistics) we can see that the loading speed of the site has become the cause of the impact of ranking ...

From October 29 to October 30, the two-day transition education "lecture and Eloquence Camp" was successfully launched at the Nanjing Youth training base in October. It is reported that the base is built by Tao Xingzhi's education pioneer and provides a place for the discussion of scientific research practice for Xiaozhuang Teachers College students. The college students ' speech and eloquence training lasted 2 days and one night, participants are Nanjing universities in the University of college students, mainly freshman sophomore, Junior seniors also have several participation, they in the actual combat Camp organization and participation in the degree of enthusiasm, a few of their senior students played a shige ...

This week, splice machine, a big data start-up, completed a 4 million dollar a round of funding to build a SQL database on the Open-source Hadoop Distributed File System, MONGOHQ $6 million in investment to develop its developer-oriented database services BloomReach received 25 million dollars in investment to further expand the application of large data marketing. The recent developments in these three companies have amply demonstrated why investors are pouring money into big data start-ups because of the increasing use of large data ...

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 ...

Intermediary transaction SEO diagnosis Taobao Guest Cloud mainframe technology Hall What is a tool site we first understand three sets of concepts from Wikipedia: tools: instruments that make it easier for people to finish their work. 　　Creator: computer software used to help a user complete a separate or a set of related work. Web Creator: means to accomplish one or more tasks across a network by using Web and Web browser technologies ...

"Editor's note" This article is reproduced in the public number "Fu Zhihua", the author has been Tencent social networking business Group data center director and Tencent Data Association president.     Before Tencent, he worked in the market consulting, Analysys International, China Internet Association, and served as vice president of Dcci Internet Data Center. The internet industry in the accumulation of large data and applications to Baidu, Tencent and Alibaba is the most noteworthy. Baidu, Tencent and Alibaba in the application of large data although there is a common place, but due to their respective data sources and ...

Data produced by Machine-to-machine in 2005 accounted for 11% of the world's total data, according to IDC, which is expected to increase to 42% by 2020. This proportion shows that the rapid development of the Internet of Things has also produced a large number of data, how to properly handle and reasonably use these massive data is the key to the next development of the Internet of things. 　　"In the recent 2013 (fourth session) China Internet of Things meeting held by China Electronic Society, academician Hequan of Chinese Academy of Engineering strongly appealed." However, whether the big data, or the Internet of things, in our country are in the initial stage, as for both ...

The first China cloud Computing conference was opened in June 2013 5-7th at the Beijing National Convention Center. The Conference, with an international perspective, insights into global cloud computing trends, and from the application, explore cloud computing and large data, cloud computing and mobile Internet, cloud security and cloud computing industry applications, such as the focus of the topic. In particular, the Conference has set up a cloud computing services display area, exchange the latest research results of international cloud computing, showcase domestic cloud computing pilot City development achievements, share cloud computing development experience, promote global cloud computing innovation cooperation. LSI President and CEO Abhi Talwal ...

The first China cloud Computing conference was opened in June 2013 5-7th at the Beijing National Convention Center. The Conference, with an international perspective, insights into global cloud computing trends, and from the application, explore cloud computing and large data, cloud computing and mobile Internet, cloud security and cloud computing industry applications, such as the focus of the topic. In particular, the Conference has set up a cloud computing services display area, exchange the latest research results of international cloud computing, showcase domestic cloud computing pilot City development achievements, share cloud computing development experience, promote global cloud computing innovation cooperation. LSI President and CEO Abhi Talwal ...