Person Database Schema

Editor's note: This article from Liouville Contribution (micro-blog @ Liouville Life Road), engaged in the cloud computing industry for many years, from personal experience, and with some Google, Jingdong and other companies cloud computing architects to share the experience of the summary, for you to analyze what is a "shared database." What is a shared database talking about "shared databases", what puzzles us most is "sharing" three words. "Sharing" lets us think of the antonym "exclusivity". Yes, the shared database is a comparison of the exclusive database of the user resource ownership of the database title, it is the companion ...

1.1: Increase the secondary data file from SQL SERVER 2005, the database does not default to generate NDF data files, generally have a main data file (MDF) is enough, but some large databases, because of information, and query frequently, so in order to improve the speed of query, You can store some of the records in a table or some of the tables in a different data file. Because the CPU and memory speed is much larger than the hard disk read and write speed, so you can put different data files on different physical hard drive, so that the execution of the query, ...

Whether your organization has just started using the cloud or has been in use for some time, you will see that IBM workload Deployer provides the functionality needed to successfully run an enterprise application in the cloud. Since its inception, IBM Workload Deployer (formerly known as IBM Websphere®cloudburst™appliance) has been the most advanced technology in the cloud computing domain for middleware and middleware applications. Latest IBM Workload Dep ...

As architects and designers, we often focus on what we have at hand and seldom reflect on the past. We should know the new from the warm. I've summed up 6 experiences from my 55-month experience as the Skype architecture group. Some are technical and others are softer views of the architect. First, introduce Skype background information. Skype background Skype is software that allows users to make audio and video calls, and can also make regular calls and send short messages. The company was founded in 2003, since its inception there is an incredible growth song ...

MongoDB company formerly known as 10gen, founded in 2007, in 2013 received a sum of 231 million U.S. dollars in financing, the company's market value has been increased to 1 billion U.S. dollar level, this height is well-known open source company Red Hat (founded in 1993) 20 's struggle results. High-performance, easy to expand has been the foothold of the MongoDB, while the specification of documents and interfaces to make it more popular with users, this point from the analysis of the results of Db-engines's score is not difficult to see-just 1 years, MongoDB finished the 7th ...

China's cloud computing services market will reach $1.1 billion trillion in 2014 and will grow at a compound rate of nearly 45% per cent in the future, according to the latest figures released by US market research companies. Of these, more than 55% of the market is from the application software that is the service market contribution, mainly including the software vendors through the cloud computing way to provide SMEs with the financial, business management and collaboration applications. Cloud services for the first time to pull the domestic IT industry to the international advanced countries at the same time starting the starting line. And the domestic traditional software vendors, need to cross the cost, technology, market, talent and other heavy ...

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall from the architect's point of view, architecture is a set of guidelines for building systems. With this set of guidelines, we can divide a complex system into a set of simpler subsystems that should remain independent and consistent with the entire system. 　　And each subsystem can continue to subdivide, thus forming a complex enterprise-class architecture. A choice of technical solutions and physical structure of how to choose technical solutions and physical structure, for many of the new Contact platform Web site developed ...

Today, the rapid development of the Internet industry, now is not the era of fish, but fast fish eat slow fish era. The winning principle of Internet products is a word-"fast". 　　In the various forms of product development, we always implement one of the values is "fast", how should we understand and interpret "fast"? What are the ways to implement this principle? Let's share my experience. Fast iterations, fast-acting Internet products are different from traditional software development, we are faced with hundreds of millions of users such a huge user group, who they are ...

There seems to be a plot in a thriller that says, "It's easy ... It's so easy. "And then all things began to fall apart. When I started testing the top-tier Java cloud Computing in the market, I found that the episode was repeating itself. Enterprise developers need to be more concerned about these possibilities than others. Ordinary computer users get excited when there are new scenarios in cloud computing that make life easier. They will use cloud-based emails and if the emails are lost they can only shrug their shoulders because the electrons ...

What is a private cloud according to Gartner, companies are investing more in private cloud services than public cloud services in the next few years, but in the end, most will be transitioning from private cloud to public cloud. At the same time, the analysis agency said many companies will experience a private cloud in the future, a mixture of public and non-cloud systems, and the process may last for years. 　　This development route means that in the next few years, the primary responsibility of the enterprise IT department will be to find the most appropriate IT services for the enterprise. However, put aside the forecast does not talk about, at present ...