open source billing system

out the informationID number (one) PKservice_id Number (TEN) FK NOT null associated serviceclient_host varchar2 () NOT null client IPPID Number (one) NOT null process IDlogin_time date NOT null login timelogout_time date not null exit timeduration Number (20,9) not null logon duration // not primary key sole decision, for statistical efficiencyHost VARCHAR2 (not null) IP Addressos_username VARCHAR2 (8) NOT NULL login host user nameos_passwd varchar (8) NOT NULL login host PasswordOperations of

1. Background information Many of the company's platforms generate a large number of logs (typically streaming data, such as the PV of search engines, queries, etc.), which require a specific log system, which in general requires the following characteristics: (1) Construct the bridge of application system and analysis system, and decouple the correlation between

background administrator directly login to the foreground account function. 3. update the background interface style, not with ecmall original style. Bug has been modified1. The verification code can not display the bug, due to the high value of the error caused. - modified the cross-core login compatibility feature for dual-core browsers. - modified the background in the low version ie incompatible issues, removed some of the ICON, changed to text, in order to be compatible with the low versio

Java Open source Fresh e-commerce platform-member points system design and architecture (source code can be downloaded)Note: The Internet Platform Integration system is mainly used to motivate and repay users in the platform of consumer behavior and activity behavior, a good

controls to edit events. Note the following constraints when using the WithEvents variable:WithEvents variables cannot be derived object variables. That is to say, it cannot be declared As an As Object-the class name must be specified when the variable is declared. The WithEvents variable cannot be declared As New. You must explicitly create an event source object and assign it to the WithEvents variable .) Instantiate the report and

Raise open source CMS, everyone thought of the first is the PHP CMS, because the earliest PHP open source, but also the most users and webmaster recognition, with the functions of the major CMS system and the emergence of a wide range of

Open source is a hot topic for recent people. What impact will this have on information security? Which is more secure than open source and closed source? The author of this article made it clear that open

Open-source operating system (Evaluation on the development of operating systems in China) Lu shouqun, chairman of the China Open-Source Software Promotion Alliance The difficulty of developing a successful Operating System Operat

Recently with my PHP website development Blog PR value increase, the site traffic in the search engine this part of the volume began to grow, so that many friends want to know how to use PHP to build their own web site. We know that even as a programmer with a certain program design, to create an independent performance, reasonable structure, user experience of a good web site is not a simple thing, its coverage of the knowledge, the workload is not a person can be completed. and PHP as an

Open-source Bi SYSTEM Directory Open-source Bi system Classification Bi application tools ETL tools Table tools Eclipse Birt OLAP tools

Http://www.aosabook.org/en/index.html (chapter 2) English version of the reference here Translation: http://www.oschina.net/translate/scalable-web-architecture-and-distributed-systems Open-source software has become the basic component of some super-large websites. With the development of those websites, some best practices and guiding principles have emerged around their architectures. This chapter attempt