Use the command show dbs to show the list of existing databases. If you want to drop a different database than the one you’re currently in, you need to run that database. To delete (or drop) the current database, simply type the command line below.
#LEARN MONGODB ONLINE HOW TO#
> db.commentators.insert( ) How to delete a database in MongoDB? For example, let’s create a collection named commentators. To create a collection and a document, use the command line below. How to create a collection and document in MongoDB? You won’t see databases on this list if they do not have any documents. Additionally, you can use the command line show db to list all the existing databases with their sizes. To see if you’re on the right database, you can just type db as a command.
#LEARN MONGODB ONLINE CODE#
Therefore, this code can be used to run an existing database. Note: once you create a database, it automatically launches. Now, you can create and name a database: use the_database_name With the last code from the previous section of our MongoDB tutorial, you opened the shell. The steps for this task are in the following section. Repeat this command again: C:\WINDOWS\system32>cd. There will be a message that says MongoDB service was started successfully. This command configures the data and log folders while also setting MongoDB as a service.įinally, type the code below to start MongoDB. Now, run the following command: mongod -directoryperdb -dbpath "C:\Program Files\MongoDB\data\db" -logpath "C:\Program Files\MongoDB\log\mongo.log" -logappend -rest -install Then, run the Command and Prompt window as an administrator and write the following command: C:\WINDOWS\system32>cd.Ĭ:\cd Program Files\MongoDB\Server\3.4\binĪfter that, you need to access the bin folder which might be different considering the location you chose during the installation. This location is the place for all the data you will store. Inside the data folder, you need to create a db folder as well. In the location where you installed MongoDB, you need to create two folders: log and data. Once the installation is finished, you need to continue with the configuration process. Double click on the downloaded MSI package (if you are using Windows) and go through the installation process. Choose Try Free, click Server, select your operating system, and click Download. The first step of learning how to use MongoDB is downloading it from its official page.
#LEARN MONGODB ONLINE INSTALL#
The following section of this MongoDB tutorial will explain how to download MongoDB, install and configure it, create a database or a collection, insert a document, and delete a database. Using a document-based database is a solid option for people that need their database to be highly-scalable and fast. You can easily create documents and collections that do not have to follow a predefined structure. They use a JSON-like syntax.Īs a result, MongoDB is better for handling a variety of data types in large amounts. Instead, MongoDB stores all data in documents known as records. It is a non-relational DBSM that doesn’t store its data in tables like relational DBMS such as MySQL or SQLite. MongoDB is an open-source NoSQL database management system that you can use for big data transactions and highly scalable model operations.
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