mongodb show indexes

A brief introduction to 1.1 MongoDBIn today's database market, MySQL is undoubtedly a place to occupy. As an open-source relational database , MySQL is widely used in the background of major web sites, and assumes the important role of information

About MongoDB Mongdb is a cross-platform, document-oriented database that enables high performance, high availability, and easy scalability, and is an open source database system based on distributed file storage. In the case of high load,

I. Index operation indexes are generated to optimize the query speed. The indexes of MongoDB and other relational databases, such as MySQL and Oracle, are almost the same, their index optimization experience also applies to MongoDB. 1. Create an

first, the index MongoDB provides a variety of index support, the index information is saved in System.indexes, and the default is always to create an index for _ID, its index uses the basic and MySQL and other relational database. In fact, it can

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 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

Original link http://www.cnblogs.com/zhangzili/p/4975080.htmlMongoDB knowledge points at a glance1. Start the MongoDB database:Go to the MongoDB installation directory and execute the following commandC:\Program

In the past, MySQL databases were used to write a large pile of SQL statements all day long. It took several days to remember these SQL keywords, and all the SQL keywords were written. When MongoDB was exposed, I found that I don't need to write SQL

Directory:ASP. NET MVC enterprise-class actual directory9.6.1 MongoDB IntroductionMongoDB is a high-performance, open-source, modeless document-based database that is a popular one in the current NoSQL database. It can be used in many scenarios to

Install mongodb rpm package and mongodbrpm packageMonfoDB is an open-source document database that provides common performance, high availability, and automatic scaling. The record in MongoDB is a document, which is a structure consisting of fields