Why Do Websites Use Databases

Sweep 18 Major databases: 12 species of sql+6 nosql remember that two or three years ago there were only a few cloud platform vendors to choose from, it seems that there is not much cloud database in the market. But after the cloud boomed, the cloud database also appeared to be springing up. And what is really reliable and easy to use, for users, and bad analysis. So, this paper analyzes the usability and application direction of 18 kinds of databases (note that the Management database service is not the database instance that still requires user management and implementation). There are still deficiencies, I hope to hear more ...

Intermediary transaction SEO diagnosis Taobao guest owners buy Cloud host technology Hall believe that for the education Network and 169 of the network users, proxy server is again familiar. Having a good agent not only can access most of the resources on the Internet, but also can sometimes improve the speed of the network, save us a lot of money. So what is a proxy server, what is the benefit of it, how do we use it? Here we will explain: first, what is a proxy server? Agent server (proxy server), from whose name ...

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 ...

"Editor's note" WiX has been operating the site for a long time, and after the launch of the WYSIWYG web platform based on HTML5, users have established more than 54 million sites in the company, and most of these sites have less than 100 solar PV. Since the PV of each page is low, the traditional caching strategy does not apply. Even so, however, the company has done so with only 4 Web servers. Recently, WiX chief back-end engineer Aviran Mordo in "...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall engaged in network marketing and web analytics work has been nearly a decade, I have almost heard of all in large companies or small companies are equally popular web analytics myths. 　　Here are 10 of my favorite websites to analyze myths and how to expose them. 1. Free Web analytics tools are sufficient to match the corporate version and there are many reasons to prove that free web analytics tools are not the best solution. I often like to ask "why we use Omnit ..."

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall Master article: How uses the proxy to access the blocked website for some reasons, China Telecom has blocked some foreign websites, all domestic users can not visit with it, such as the former very prosperous money-making website (speida), There are also a number of foreign websites prohibit China's IP access, the solution is to use foreign proxy server. However, the education network users can not visit foreign websites, all foreign agents can not be used for it, whether we could do nothing about it? No, we can refer to the following two ...

The appearance of MapReduce is to break through the limitations of the database. Tools such as Giraph, Hama and Impala are designed to break through the limits of MapReduce. 　　While the operation of the above scenarios is based on Hadoop, graphics, documents, columns, and other NoSQL databases are also an integral part of large data. 　　Which large data tool meets your needs? The problem is really not easy to answer in the context of the rapid growth in the number of solutions available today. Apache Hado ...

Absrtact: A tender purchase contract will push 12306 websites to the cusp again. A few days ago, media reports said that Taiji group to undertake 12306 Web site projects Two contracts were exposed, the contract amounted to 200 million yuan, plus the previous burst Tai Chi group and the same party group, respectively, a tender purchase contract, will be 12306 sites again pushed to the forefront. A few days ago, media reports said that Taiji group to undertake 12306 Web site projects Two contracts were exposed, the contract amounted to 200 million yuan, plus the previous burst Tai Chi group and the same party group won the bid 12306 nets ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Suppose you're lucky to get a high natural ranking for a highly competitive keyword. 　　A lot of uncontrolled factors can make your rankings take a nosedive. Competitive SEO activities for a lot of time, the success of SEO not only rely on the hard work of optimization, but the laziness of competitors. If you...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest stationmaster buy cloud host technology Hall Suppose you're lucky to get a high natural ranking of some highly competitive keyword. 　　A lot of uncontrolled factors can make your rankings take a nosedive. Competitive SEO activities for a lot of time, SEO promotion of success not only rely on the hard work of optimization, but the laziness of competitors ...