Database Developer Course

The necessity of database encryption large database management system platform is typically Windows NT and Unix, these operating system security level is usually C1, C2 level. They have user registration, user identification, Arbitrary access control (DAC), audit and other security functions. Although the DBMS on the basis of the OS added a number of security measures, such as access control based on permissions, but the OS and DBMS on the database file itself is still lack of effective protection measures, experienced online hackers will "bypass", directly using the OS tools to steal or tamper with the database files ...

Today, software development is an important career in the Internet age, and at the end of 2012, CSDN and Programmer magazine launched the annual "Software developer Payroll survey." In the survey we can see: ① monthly salary 5k-10k developers occupy most; ② Shanghai, Beijing, Shenzhen, Hangzhou and Guangzhou belong to the hinterland of the programmer. ③ Top 3 Industries: Internet, games, defense/Army; ④ the most lucrative four programming languages are: C, C + +, Python, C; ⑤ causes developers to switch jobs ...

Is cloud the source of your database-driven application? 　　The Xeround company and its investors, who have just been established, think the answer is yes. So far, Xeround has raised a capital of 38,800,000 dollars, the latest round is last week's C series, raising 9,300,000 of dollars. Xeround Company has developed a cloud database as a service technology using the open source MySQL database. The company has many channels of partnership, including Amazon and Rackspace, which helps ...

Open source data is divided into two factions, NoSQL enthusiasts like to publish a lengthy criticism of relational database limitations, MySQL enthusiasts stubbornly defend the health relational database-insist that the data neatly stored in the table. 　　You'd think the two sides would never get along, but in fact, tens of thousands of companies have been trying to combine relational and relational databases, and have tried it many years ago. But the development of new technologies is often antithetical to the technology of the past. When NoSQL developed, the name of the light sounded like ...

As a http://www.aliyun.com/zixun/aggregation/6434.html "> software developer, we value the abstraction of things." The simpler the API, the more attractive it is to us. 　　Dialectically, the biggest advantage of MongoDB is the "elegant" API and its agility, which makes the coding process of developers unusually simple. However, when MongoDB involves large data scalability issues, developers still need to know the bottom of it ...

First, the operating environment to build the system: Http://www.aliyun.com/zixun/aggregation/12642.html ">windows7 flagship edition 64-bit PHP Environment: wampserver2.2e-php5.4.3-httpd2.2.22-mysql5.5.24 32-bit version thinkphp:3.0 official version ORACLE:ORCALE_11GR2 32-bit version of the database operation tool: PLSQ ...

PaaS (Platform-as-a-service) is a kind of cloud service, the service provider not only provides on-demand hardware and operating system services, but also provides the application platform and solution stack. For developers, PAAs greatly reduces the cost and pain of it deployments, providing resources for applications to scale more easily as needed. JVMs, application servers, and deployment packages (for example, war and ear) provide natural isolation for Java applications, allowing different developers to deploy applications in the same infrastructure, so JAV ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall with the rapid development of the information industry with Internet as the leading, a profound change is taking place in every field of society. Experts predict that within a few years, China will become the world's largest Internet users.　　For the failure to keep up with the pace of the domestic campus network status quo, different "' net '" card ' one "mode of operation, perhaps another solution can be used for reference. A few passionate and intelligent young people on this "campus Easy Network" and "Campus Easy card ..."

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 ...

The rapid development of the Internet has given rise to the new trend of open platforms. Because of the innate platform nature of cloud computing and the increasingly hot concept, many open platforms also call themselves open platforms. The cloud platform can be divided into two categories, a class of platforms such as Sina SAE, Baidu cloud, they provide API for their own website, docking applications mainly for their own platform services, most of the open platform belongs to this category; Less, the domestic Aliyun, google abroad, the application of these platforms do not rely on the platform business, developers have a broader space for development. Developers are the same platform to open ...