Mongo Db

1: A simple introduction MongoDB is a distributed document database, supporting the master-slave structure of similar closed-type database, the document is stored in binary http://www.aliyun.com/zixun/aggregation/16702.html ">json form", No locks, no transactions, indexed. 2: Installation Steps Step one: Download the assembly http://www.mongodb.org/downloads Part II: Extract and extract the relevant bin directory to C ...

In our daily life, we are inseparable from the application of position recognition class. Apps like Foursquare and Facebook help us share our current location (or the sights we're visiting) with our family and friends. Apps like Google Local help us find out what services or businesses we need around our current location. So, if we need to find a café that's closest to us, we can get a quick suggestion via Google Local and start right away. This not only greatly facilitates the daily life, ...

With the rise of internet web2.0 websites, the relational database has become a very hot new field, the development of the non relational database products is very rapid. 　　But the traditional relational database in dealing with web2.0 website, especially the super large-scale and high concurrent SNS type web2.0 pure dynamic website already appeared to be powerless, has exposed many insurmountable problems, for example: 1, high configured--to the database higher concurrent reads and writes the demand WEB2.0 website to be based on user personalized information to generate real-time dynamic ...

10gen is a cloud computing platform that can provide scalable, high-performance data storage solutions for Web applications. 10gen Open Source project is MongoDB, the main function is to solve the website of operational data storage, session object storage, data caching, efficient real-time count (such as statistical pv,uv), and support ruby,python,java,c++, PHP and many other page languages. MongoDB main feature is the storage of data is very convenient, not the traditional object-rel ...

MongoDB company formerly known as 10gen, founded in 2007, in 2013 received a sum of 231 million U.S. dollars in financing, the company's market value has been increased to 1 billion U.S. dollar level, this height is well-known open source company Red Hat (founded in 1993) 20 's struggle results. High-performance, easy to expand has been the foothold of the MongoDB, while the specification of documents and interfaces to make it more popular with users, this point from the analysis of the results of Db-engines's score is not difficult to see-just 1 years, MongoDB finished the 7th ...

installation files: http://www.aliyun.com/zixun/aggregation/11307.html > Official website http://www.mongodb.org/downloads Select the file download for the corresponding system. First, unzip the file. Unzip the compressed package, create the folder MongoDB in D disk, and copy all the. exe files in the compressed package to the D:mongodb folder. Second, the establishment of working directory. 1, building ...

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 ...

A data storage technology of map tile based on NoSQL Chen, Liang, Hao Wen, Juagen, Li Yuxiang, Shu Fangfibenwen Firstly, this paper introduces the origin and development of NoSQL (non relational database), compares the advantages and disadvantages of the relational database, and puts forward the storage strategy of map tile data based on NoSQL. The difference between the MONGO DB and SQL Serv-er 2000 in the storage and concurrent access performance of the NoSQL database products oriented to document is analyzed by experiment. The results show that the Mongo db in the mass space number ...

Pinterest has maintained an exponential growth that will be doubled every 1.5 months. In two years, they achieved PV from 0 to tens of billions of, from the beginning of the two founder plus an engineer to now more than 40 engineers, from a small MySQL server to 180 web Enigne, 240 API Enigne, 88 MySQL DB (Cc2.8xlarge, each DB will be configured with a slave node), 110 Redis instance and 200 Mmecach ...

The traditional relational database has good performance and stability, at the same time, the historical test, many excellent database precipitation, such as MySQL. However, with the explosive growth of data volume and the increasing number of data types, many traditional relational database extensions have erupted. NoSQL database has emerged. However, different from the previous use of many NoSQL have their own limitations, which also led to the difficult entry. Here we share with you Shanghai Yan Technology and Technology Director Yan Lan Bowen - how to build efficient MongoDB cluster ...