Nested Database

In the current enterprise IT architecture, system administrators and DBAs will consider using the NoSQL database to solve problems that the RDBMS cannot solve, especially the internet industry. Traditional relational databases store data mainly as tables (table), and cannot meet the challenge of unstructured data. In the process of data standardization, the performance of relational database is encountering bottleneck. NoSQL, as its name suggests, is Not-only SQL, which can be a good complement to relational databases. In the report before the TechTarget database, ...

A good database product is not equal to have a good application system, if can not design a reasonable database model, not only will increase the client and Server section program programming and maintenance of the difficulty, and will affect the actual performance of the system. Generally speaking, in an MIS system analysis, design, test and trial run stage, because the data quantity is small, designers and testers often only notice the realization of the function, but it is difficult to notice the weak performance, until the system put into actual operation for some time, only to find that the performance of the system is decreasing, At this point to consider improving the performance of the system will cost more ...

Research on the privacy protection of document-oriented database based on SaaS the Kang Jin of Shandong University This paper first proposes a document-oriented database privacy protection architecture, which, on the basis of the original SaaS architecture, creates a new SaaS service deployment architecture by adding a privacy layer between the application layer and the storage layer. This architecture decoupling the privacy protection system from the SaaS application system. In this architecture, the privacy protection system is transparent to both SaaS applications and database systems. Then, this paper introduces the basic method of privacy protection based on the face document database, in order to adapt ...

HBase is a column-oriented distributed database. HBase is not a relational database, and its design goal is to solve the limitation of the theory and implementation of relational database in processing massive data. The traditional relational database was designed for the trading system in the 70 's to satisfy the data consistency (ACID), and did not consider the scalability of data scale expansion, and the reliability of single point system failure. Although after many years of technical development, has produced some to the relational database patching (parallel database), however is limited by the theory and the realization about ...

Cego implements a http://www.aliyun.com/zixun/aggregation/22.html "> relational database that supports transactional and SQL query languages, supporting general database functions as well as indexes, views, stored procedures, and so on. CEGO-DBD is an Open-source program that implements the DBD drive for Perl to connect to the C++ego database system. Licensing protocol: GPL Development language: C + + Perl operating system ...

This is a UI template specification, B / S version of the application is more applicable, in fact, such a thing is not what the formal norms, just to adapt to the development environment we are now facing and organizational processes to make some expeditious efforts , And to solve some problems with the program communication and interface, try to avoid misunderstanding and friction. First, the applicable environment and object Second, the necessity Third, the technical principles Fourth, the code writing norms Fifth, the page template specification First, the applicable environment and objects This specification applies to browser-based B / S version of the software project development. Template development process template page writing and template files apply ...

This paper introduces how to build a network database application method by MySQL of the golden combination of Web database, PHP is a server-side embedded hypertext Processing language similar to Microsoft ASP, it is a powerful tool to build dynamic website. While MySQL is a lightweight SQL database server that runs on a variety of platforms, including Windows NT and Linux, and has a GPL version, MySQL is considered the best product for building a database-driven dynamic Web site. PHP, MySQL, and Apache are Linux ...

"IT168 Technical Documentation" Since Oracle and HP launched Exadata, I have been very concerned about this product, and previously wrote an Oracle database machine introduced it. 　　Last year, Oracle and Sun merged to launch Oracle Exadata V2, which has several changes compared to previous generations: first, using sun hardware; second, it claims to support OLTP applications; third, Oracle 11g R2 offers more new features. Exadata S ...

In this lesson, we want to learn how to increase the intelligent processing capacity of the Web page. Basic functions Welcome to the third and final lesson of this tutorial. If you've learned the first and second lessons, you've mastered the basics of installing and programming MySQL and PHP. Here are some of the other functions of PHP that might be useful to you and make your development process simpler. 　　First, let's look at the document. You should know some basic concepts of the header file, right? The header file is an external file whose contents are included in the main program. ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnosis Taobao Cloud host Technology Hall 1): The revision of the program is the first site layout, the proposed use of Div Layout implements the separation of content and display. 　　Web pages are all static pages. The benefits of using div: code streamlining using div layout, streamlined page code, which is believed to xht ...