Kinds Of Databases

Several years of work down, also used several kinds of database, accurate point is "database management system", relational database, there are nosql. Relational database: 1.MySQL: Open source, high performance, low cost, high reliability (these features tend to make him the preferred database for many companies and projects), for a large scale Web application, we are familiar with such as Wikipedia, Google, and Facebook are the use of MySQL. But the current Oracle takeover of MySQL may give us the prospect of using MySQL for free ...

Public assessment of the title to write a paper, but do not know where to find references; Enterprises seek to develop scientific and technological innovation, but it is difficult to distinguish the authenticity of the vast amount of information on the Internet. Yesterday, the City Institute of Science and Technology information has an engineering documentation center, is available for the public, the enterprise free to enjoy the professional, authoritative "big data" platform. Wuxi Science and Technology Document information Resource Service platform owned by the center is one of the four scientific and technological public basic service platforms in Jiangsu Province, which is in cooperation with the National Science and Technology Book Center and the Literature information resources of the Yangtze River Delta region, and currently has 13 Chinese and foreign full-text databases, various electronic document resource storage ...

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 ...

Comparison of 8 kinds of NoSQL database system: Kristóf Kovács Editor: Agile translation: Tang Yuhua share: More: Kristóf Kovács is a software architect and consultant who recently published an article comparing various types of NoSQL databases. The article is compiled by Agile translation-Tang Yuhua. If you want to reprint, please refer to the text after the declaration. Although SQL database is very useful ...

OpenStack actually has three storage-related components, and these three components are well known to coincide with the timing of the component itself, arranged as follows: swift--provides object storage, which is conceptually similar to Amazon S3 Services, However, Swift is highly scalable, redundant, and persistent, and also compatible with the S3 API glance--provides virtual machine mirroring (image) storage and management, including many with Amazon AMI catalog ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall with the development of the internet gradually mature, the form and content of the site has gradually personalized development. Today's web sites have had to consider issues from the user's perspective. Interface design, content positioning has been divorced from the beginning of the "Imagination" to "user first" approach. The operation of the website also needs a good team of knives and forks, including planning, operations, products, promotion, art, production, ui\ue, interactive designers, procedures, databases, hardware and many other roles, and some companies also design to the city ...

It can be said that big data is one of the hottest trends in the IT industry today, and it has spawned a new batch of technologies to deal with big data. And new technologies have brought the latest buzz words: acronyms, professional terms, and product names. Even the phrase "big data" itself makes a person dizzy. When many people hear "big data", they think it means "a lot of data", and the meaning of large data does not only involve the amount of data. Here are a few popular words that we think you should be familiar with, sorted alphabetically. ACID ...

In recent years, with the development of science and technology, business expansion, more and more enterprises feel losing control of the data. As one of the important core components of IT system, the database carries important information data. The data form multiplication, the data capacity growth rate is also very astonishing, lets the enterprise's data environment almost cannot bear. At the same time, the day-to-day backup, optimization, expansion, and high availability working hours of the DBA (database administrator) are cyclical, as data maintenance management becomes increasingly onerous. How can we solve the above problems? With cloud computing technology ...

1. Languages used in COUCHDB: Erlang features: DB consistency, easy to use license: Apache protocol: http/rest bidirectional data replication, continuous or temporary processing, processing with conflict checking, therefore, The use of Master-master replication (see note 2) mvcc– write without blocking read operation Pre-save version crash-only (reliable) design requires data compression view: Embedded mapping/Reduce formatted view: List display support for server ...

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 ...