mongodb insert subdocument

A MongoDB Introduction:by querying some information on the Internet to introduce the advantages of MongoDB :MongoDB is a document-oriented database, currently developed and maintained by 10gen, it is rich in functionality, complete, can completely

MongoDB is a document-oriented database, which is currently developed and maintained by 10gen. It has rich functions and is complete and can completely replace MySQL. In the process of using MongoDB as a product prototype, we summarized some

At the beginning of the project design, I had this idea, but also in the following conditions to meet the situation to choose the final NoSQL program: 1, the demand changes frequently: develops to be more agile, the development cost and the

MongoDB: Data Model introduction, mongodb Data Model Data in MongoDB has a flexible mode. Unlike SQL databases, you must determine the mode of a table before inserting data. The MongoDB set does not force the structure of the document. This

MongoDB Collections (collection) can be viewed as tables of relational databases, and document objects (documents) can be viewed as a record of relational databases. But the two are not exactly equal. The structure of the table is fixed, the MongoDB

Mongodb advanced 2: mongodb aggregation and mongodb advanced AggregationIn the previous article we talked about mongodb's advanced query: http://blog.csdn.net/stronglyh/article/details/46817789 This article introduces mongodb aggregation. I. mongodb

Part 1Original: 6 Rules of Thumb for MongoDB Schema Design:part 1By William Zola, leads Technical support Engineer at MongoDB"I have a lot of experience with SQL, but I'm a beginner in MongoDB. How do I model a one-to-many relationship in MongoDB?

The indexes in MongoDB are similar to relational databases, all in order to improve the efficiency of query and sorting, and the principle of implementation is basically consistent. Because the key (field) in the collection can be a normal data type,

The indexes in MongoDB are similar to relational databases, all in order to improve the efficiency of query and sorting, and the principle of implementation is basically consistent. Because the key (field) in the collection can be a normal data type,

The data in MongoDB has a flexible pattern. Unlike SQL database, you must determine the pattern before inserting the data and declaring a table,the collection of MongoDB does not execute the document structure. He has the flexibility to