History Of Database Management System

The scalability of the system is the main reason for promoting the development of NoSQL movement, including distributed system coordination, failover, resource management and many other features. That makes NoSQL sound like a big basket that can be stuffed with anything. Although the NoSQL movement does not bring fundamental technological changes to distributed data processing, it still leads to extensive research and practice on protocols and algorithms. It is through these attempts to gradually summarize some effective database construction methods. In this article, I will focus on the distributed features of the NoSQL database ...

The scalability of the system is the main reason for promoting the development of NoSQL movement, including distributed system coordination, failover, resource management and many other features. That makes NoSQL sound like a big basket that can be stuffed with anything. Although the NoSQL movement does not bring fundamental technological changes to distributed data processing, it still leads to extensive research and practice on protocols and algorithms. It is through these attempts to gradually summarize some effective database construction methods. In this article, I will focus on the NoSQL database distributed special ...

Every year, the e-commerce double 11 singles day promotion is a big test for Alibaba technicians, especially for the Alibaba database team.

Designing 1 applications doesn't seem to be difficult, but it's not easy to achieve the optimal performance of the system. There are many choices in development tools, database design, application structure, query design, interface selection, and so on, depending on the specific application requirements and the skills of the development team. This article takes SQL Server as an example, discusses the application performance optimization techniques from the perspective of the background database, and gives some useful suggestions. 1 database design to achieve optimal performance in a good SQL Server scenario, the key is to have 1 ...

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 ...

Webshare Webshare is a WEBFTP resource manager developed using ajax+php technology. You can use it to view, copy, modify, add, and share Web documents. Opengoo PHP Open source Document management system Opengoo is a set of open source Web office based on Extjs+xamp (Apache, PHP, MySQL). For any unit or individual to create, share, collaborate to maintain and publish all of their internal and external ...

2012 is called the year of large data, more and more enterprises into the embrace of large data, the relevant manufacturers are also constantly introducing new products. According to the initial budget of the domestic relevant institutions, the future of China's large data potential market size is expected to reach nearly 2 trillion yuan. The IDC report also notes that the total amount of data created and replicated around the world in 2011 amounted to 1.8ZB, not only on the scale of the amount of data available in the physical universe known to humans, but also on the global amount of information every two years. This means that the opportunity for big data is already in the market. In order to grasp the market opportunity of big data, ...

After Facebook abandoned Cassandra, HBase 0.89 was given a lot of stability optimizations to make it truly an industrial-grade, structured data storage retrieval system. Facebook's Puma, Titan, ODS time Series monitoring system uses hbase as a back-end data storage System. 　　HBase is also used in some projects of domestic companies. HBase subordinate to the Hadoop ecosystem, from the beginning of the design of the system is very focused on the expansion of the dynamic expansion of the cluster, load are ...

The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall at present many search engines are the manual compilation of hierarchical theme directory and computer search software to provide keywords such as search methods to complete the Network Information Resources organization task. Yahoo is the typical representative of this class-style theme-Guide search engine. Yahoo's charm lies in its browsable ranking theme index. Based on the theme of the classification index, providing a comprehensive classification architecture, and combining high-quality search software, Yahoo successfully built a unique set of letters ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall in 2003 I built a forum, at that time with the Forum program called Crystal Forum, is a txt text to be a database of the forum, right then many forums are using TXT as a database, because at that time with MySQL database hosts are more expensive, So lightweight PHP Forums use txt text to be the database. Later I began to use the Ofstar forum system, is now Alibaba acquired Phpwind Forum, when my forum to upgrade to PHPWI ...