Document Control Database

November 2013 22-23rd, as the only large-scale industry event dedicated to the sharing of Hadoop technology and applications, the 2013 Hadoop China Technology Summit (Chinese Hadoop Summit 2013) was held at four points by Sheraton Beijing Group Hotel. 　　Nearly thousands of CIOs, CTO, architects, IT managers, consultants, engineers, enthusiasts for Hadoop technology, and it vendors and technologists engaged in Hadoop research and promotion will be involved in a range of industries from home and abroad. In S ...

Today, cloud computing practitioners are not unfamiliar with the word nosql, although many technicians have long been engaged in http://www.aliyun.com/zixun/aggregation/22.html "> relational database work, But now they are full of anticipation for NoSQL technology. The transition from relational to NoSQL databases is definitely a big change to be considered for businesses. This involves not only the changes in software, but also the conceptual changes in data storage. Co ...

The document database of NoSQL database technical characteristics Today's cloud computing practitioners are not unfamiliar with the term nosql, though many technicians have long been working on relational databases, but now they are looking forward to nosql technology. The transition from relational to NoSQL databases is definitely a big change to be considered for businesses. This involves not only the changes in software, but also the conceptual changes in data storage. Most non-relational databases have fast and scalable features. By discarding relational storage models and schemas, relationships ...

Orient DB is a scalable document database that supports ACID transaction processing. Implemented using Java 5. Orientdb is an Open-source NoSQL database management system, written in Java, a document-type database that supports acid tx,http://www.aliyun.com/zixun/aggregation/16666.html "> Indexes,asynch queries,sql Layer ...

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 ...

As a software developer or DBA, one of the essential tasks is to deal with databases, such as MS SQL Server, MySQL, Oracle, PostgreSQL, MongoDB, and so on. As we all know, MySQL is currently the most widely used and the best free open source database, in addition, there are some you do not know or useless but excellent open source database, such as PostgreSQL, MongoDB, HBase, Cassandra, Couchba ...

Webshare Webshare is a WEBFTP resource manager developed using ajax+php technology. You can use it to view, copy, modify, add, and share Web documents. Opengoo PHP Open source Document management system Opengoo is a set of open source Web office based on Extjs+xamp (Apache, PHP, MySQL). For any unit or individual to create, share, collaborate to maintain and publish all of their internal and external ...

PRD (product requirement document), as the name implies, is a document that describes the requirements of a product, and its core is to describe the requirements clearly. Through PRD can be seen a product manager of the product understanding of logical thinking, product managers in the relevant field of knowledge and professional depth and the overall understanding of the product. How to write good PRD, let the product development team members, develop, test, operate students understand the product requirements, so that others can see the value of the product and meaning, ...

It was easy to choose a database two or three years ago. Well-funded companies will choose Oracle databases, and companies that use Microsoft products are usually SQL Server, while budget-less companies will choose MySQL. Now, however, the situation is much different. In the last two or three years, many companies have launched their own Open-source projects to store information. In many cases, these projects discard traditional relational database guidelines. Many people refer to these items as NoSQL, the abbreviation for "not only SQL." Although some NoSQL number ...

Sohu, 163, Yahoo, etc. are often frequented by internet users of large portal sites, these sites provide search engine services are most favored by everyone. But it is precisely these search engines for hackers to open the door, many hackers can use the search engine easily get a Web site database, so that the site's management account and password, and can control the entire site management rights. As a result, some confidential documents stored in the database that only administrators can see are leaked. In fact, through the search engine intrusion site process is very simple, understand the intrusion method, you can know such as ...