Postgres Online

A highly available open source database is currently provided by Http://www.aliyun.com/zixun/aggregation/2467.html ">amazon EC2." If you're planning to migrate your database to a public or private cloud computing environment, the Postgres Plus Cloud Server that Enterprisedb just released in Thursday is for you. Enterprisedb Post ...

LimeSurvey (formerly Phpsurveyor) is an online questionnaire management system that can be integrated with MySQL, MSSQL or http://www.aliyun.com/zixun/aggregation/14171.html "> Postgres develops, modifies, publishes online web surveys, and collects feedback on statistical surveys. LimeSurvey 1.92+ Build 20319 replaces the expression Manager (EM) completely ...

LimeSurvey (formerly Phpsurveyor) is an online questionnaire management system that can be integrated with MySQL, MSSQL or http://www.aliyun.com/zixun/aggregation/14171.html "> Postgres to develop, modify, publish online Web surveys, and collect feedback on statistical surveys. LimeSurvey 2.0 alpha version adds a PHP frame to the port, currently, it with the old condition engine ...

LimeSurvey is an online questionnaire management system, which has many functions such as designing, revising, releasing, retrieving and statistics of questionnaires. At the same time it is also an open-source software, its http://www.aliyun.com/zixun/aggregation/29707.html "> the latest version of the package can be completely free access and use." It integrates the development of investigative procedures, the publication of questionnaires, and the collection of data, so that users do not have to understand the programming details of these features. Online collection of survey number ...

Today, more and more PAAs (platform service) providers, in the field of cloud computing has launched a fierce competition. Cloud computing works well with the development mechanism for deploying applications.     IAAS providers provide basic computing resources, SaaS providers provide online applications such as online CRM, and PAAs offerings provide developers with a one-stop service that allows our applications to start and run quickly without paying attention to some infrastructure issues. As a service provided on the PAAs platform ...

Michael Stonebraker is a preacher in the database field. He has a deep professional attainments and helped develop some of the most popular database systems, such as http://www.aliyun.com/zixun/aggregation/14171.html ">postgres,ingres and Vertica." His latest research is VOLTDB, a memory-based OLTP (online transaction processing) system, which he claims is two faster than the traditional solution ...

R is a GNU open Source Tool, with S-language pedigree, skilled in statistical computing and statistical charting. An open source project launched by Revolution Analytics Rhadoop the R language with Hadoop, which is a good place to play R language expertise. The vast number of R language enthusiasts with powerful tools Rhadoop, can be in the field of large data, which is undoubtedly a good news for R language programmers. The author gave a detailed explanation of R language and Hadoop from a programmer's point of view. The following is the original: Preface wrote several ...

It's really tempting to get business on big Data technology, and Apache Hadoop makes the temptation more violent. Hadoop is a large scale scalable data storage platform that forms the foundation of most large data projects. Hadoop is powerful, but it requires the company to invest a lot of learning energy and other resources. If you get the right application, Hadoop can actually improve your company's business, but the application of this hadoop is fraught with thorns. On the other side, many businesses (not Google, of course) ...

Michael Stonebraker is a pioneer in the field of databases. His deep expertise has also helped to develop some of the most popular database systems such as Postgres, Ingres and Vertica. One of his most recent studies is VoltDB, a memory-based OLTP (Online Transaction Processing) system, which he claims is two orders of magnitude faster than traditional solutions. However, Stonebraker's opinion has been controversial over the years, on the one hand being ...

Big data technology is indeed a very attractive business for businesses, and Hadoop is a massive scalable data storage platform that forms the basis of most big data projects. The advent of Apache Hadoop makes this temptation more attractive. Hadoop is powerful, but not touching, requiring companies to invest a lot of learning and other resources. Hadoop does radically improve your company's business if it is properly implemented, but the road to this Hadoop application is full of thorns. on the other hand...