Database Comparison Tool Open Source

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 ...

Razorsql is a http://www.aliyun.com/zixun/aggregation/17547.html "> powerful non-open source database query management and SQL Editing tool that supports all major databases." The main features are visualization tools for creating, viewing, and modifying database objects, importing and exporting data tools, editing storage, triggers, and function tools. Supports more than 29 databases with JDBC and ODBC connections. Detailed information: HT ...

CMS (Content Management system), translated into the Web site management systems, widely used abroad, is a fast web-building system core. In recent years, with the development of China's domestic internet, many corporate groups and individuals focused on the web industry have developed their own CMS, and many products have already matured. In the CMS system, there is free open source, there are commercial fees, and a variety of CMS also have their own characteristics, such as small and powerful tsys, K ...

&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Presumably we are familiar with the game engine than Cocos2d-x, Unity3d or Ogengine, before the small series also have for Cocos2d-x and ogengine parameters of the characteristics of the comparison, we can also refer to. Today's small series of recommended 5 game engine, although not like cocos2d-x ...

In mailbox rapid expansion process, one of the performance problems is the MongoDB database level write lock, the time spent in the lock waiting process, directly reflects the user's use of the service process delay. To address this long-standing problem, we decided to migrate a common set of MongoDB (storing mail-related data) to a separate cluster. According to our inference, this will reduce the lock latency by 50%, and we can add more fragments, and we expect to be able to optimize and manage different types of data independently. We start from Mon ...

Software as a service (SaaS) is probably the most compelling and profitable of the three cloud computing business models, as it provides customers with the ability to replace the cost of most technical support types, and can be sold directly to consumers. But the success of SaaS is not smooth sailing. Without the use of DevOps tools and principles, the task of building and maintaining SaaS applications will quickly become an operational nightmare for cloud computing providers.   The biggest source of these problems is the automation of a lifecycle-wide process for services deployed in a cloud computing environment. Cloud computing ...

Editor's note: Data Center 2013: Hardware refactoring and Software definition report has a big impact. We have been paying close attention to the launch of the Data Center 2014 technical Report. In a communication with the author of the report, Zhang Guangbin, a senior expert in the data center, who is currently in business, he says it will take some time to launch. Fortunately, today's big number nets, Zhangguangbin just issued a good fifth chapter, mainly introduces Facebook's data center practice, the establishment of Open Computing Project (OCP) and its main work results. Special share. The following is the text: confidentiality is the data ...

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

Absrtact: When planning to develop a website, what language to choose, is the first problem to face. The current mainstream web development language has asp.net, PHP, JSP; As Ms veteran of the last century ASP, it is no longer mentioned, if it is because of maintenance reasons and must use, in the plan to develop a website, choose what language, is the first problem to face. The current mainstream web development language has asp.net, PHP, JSP; As Ms last century veteran ASP, no longer mentioned, if it is because of maintenance reasons must be used, ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall on Google search "Alexa", Simplified Chinese result has more than 70,000. Now, "Alexa rankings" has been the home site webmaster are the most commonly linked words. So, what does this Alexa do? What makes the domestic web site askance? 　　What are the little-known secrets of Alexa? This reporter through in-depth investigation and interview, efforts to restore a true Alexa readers, many of which are the first time in the media to disclose. Sell Alexa write down ...