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Document directory MongoDB Introduction Add the mjorm Library to the Project Create pojo Create an XML ing File Integration MongoDB Introduction Currently, there are many competing nosql products, which are used in different ways, but can

MongoDB's library-level lockMongoDB is currently the most popular NoSQL database, with its natural document-type data structures, flexible data patterns, and easy-to-use horizontal scaling capabilities that have been favored by many developers. But

0) MONGO: Connect MongoDB database via client1) Show DBS---Display the currently created database2) Use test---Create or switch databases3) Db.dropdatabase ()--Delete the current database3) Show Collections: Displays the collection created by the

I. Mongodb introduction Mongo (www.mongodb.org) is a high-performance, open-source (DAI zhenjun daniu is studying Mongodb source code. You can go to www. cnblogs. comdaizhj), schema-free document-type database, which can be used in many scenarios to

MongoDBIt is a high-performance, open-source, non-pattern document-type database developed using C ++. It is a popular nosql database, in many scenarios, it can be used to replace traditional relational databases or key/value storage

In the previous article, we talked about MongoDB installation and management, which involves some concepts, data structures, and some API calls. It doesn't matter if you don't know it. It's actually very simple. This article will briefly introduce

MongoDB Practice Notes for beginners-install, create databases, save and query data, and learn mongodb MongoDB is a scalable and High-Performance Distributed Document storage database written in C. It is designed to provide scalable and

Original address: http://blog.csdn.net/drifterj/article/details/7948090Directory Address: HTTP://BLOG.CSDN.NET/DRIFTERJ/ARTICLE/CATEGORY/1191327/2In the front we all manipulate the data accessing MongoDB through the shell, the language used in the

MongoDB is one of the most popular NoSQL databases today. During the summer vacation, I finally had time to read some articles about it from the MongoDB authoritative guide and NoSQL Fan, below I will briefly summarize some interesting things of

About MongoDB MongoDB is written by the C + + language and is an open source database system based on distributed file storage. In the case of high load, adding more nodes can guarantee the performance of the server. MongoDB is designed to