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This article introduces the process of installing mongodb on Centos. The installation of software will definitely involve 32-bit and 64-bit. Since my system is 32-bit, I will use the 32-bit mongodb software here. You can choose the correspo...

The MongoDB software for Windows can be downloaded from https://www.mongodb.org/downloads. Note: Mongodb 2.2 and later will no longer support Windows XP.     After the download is complete, start the installation. It is the same as other...

My new job at IBM is as a development support person. That means I spend most of my time dealing with databases. In my workflow, I spent some time on MongoDB, which is a document database. But I encountered some problems in retrieving recor...

You can use a database to store pictures and other small images in a database table. Such picture files can be processed more efficiently on a file server. However, when image data is stored in a binary field, it can only be accessed by app...

When using MongoDB , there are several ways to list the collections in the database. This article will discuss four different ways to get a list of collections in a MongoDB database. These methods are as follows: show collections List all c...