Open Source Databases Comparison

Naresh Kumar is a software engineer and enthusiastic blogger, passionate and interested in programming and new things. 　　Recently, Naresh wrote a blog, the open source world's two most common database MySQL and PostgreSQL characteristics of the detailed analysis and comparison. If you're going to choose a free, open source database for your project, you may be hesitant between MySQL and PostgreSQL. MySQL and PostgreSQL are free, open source, powerful, and feature-rich 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 ...

The intermediary transaction SEO diagnose Taobao guest Cloud host technology Hall will be the new year soon, I believe everyone wants to handle the work well, comfortable to have a good year! Then as a webmaster, the stability and security of the site is very important, last month, a number of systems have been updated, you updated it? 　　A5 source code to clean up a number of good source updates, I hope you are using to help. Forum, blog Source Startbbs (starting source Community system) is a PHP+MYSQL MVC architecture development ...

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 ...

Into the 2014, big data from the red media concept of speculation gradually landed into a wealth of industry. The large data service providers springing up in the Chinese market have launched a fierce competition. From "China's large data service provider comprehensive services level TOP100 list" (hereinafter referred to as the list), has been able to vaguely see the Chinese "large data cloud" embryonic. China and the United States "large data cloud" structure compared to the U.S. similar list, the highest ranked 10Gen only ranked 43rd, while the Big Data stock star tableau only 45th, and Marketo simply did not list. ...

I believe most developers are more aware of caching, many developers use predefined or custom caching in software development, and get the expected performance boost from the application. This and subsequent articles will detail and discuss the mechanism of caching implementation under the. NET system, and discusses its advantages and disadvantages. . NET caching mechanism: using the actual value of the cache written in Kevinhoffman,lonnykruger's book: Developers often need to temporarily store data (temporary data) in a storage medium for quick access ....

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 ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in the ASP Open Source Enterprise Construction Station system, the user is more is the OPENWBS Open Enterprise business Construction Station system and the ASPCMS Enterprise website management System. 　　As a more popular two source code, in the functional also have the length, then today we will look at the functional comparison between the two. Operating Environment Aspcms is a Web content management system based on ASP, but it only supports access and does not support MSSQL. Individual users can use free ...

Introduction with the advent of the cloud computing era, various types of Internet applications are emerging, the relevant data model, distributed architecture, data storage and other database related technical indicators also put forward new requirements. Although the traditional relational database has occupied the unshakable position in the data storage, but because of its inherent limitation, has been unable to satisfy the cloud computing age to the data expansion, reads and writes the speed, the support capacity as well as the construction and the operation cost request. The era of cloud computing has put forward a new demand for database technology, which is mainly manifested in the following aspects. Mass data processing: to ...

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 ...