How to Install CouchDB in Ubuntu

Couchdb is a popular NoSQL database that is open source and provides high availability. Couchdb allows you to store data as key-value pairs, that is, JSON structure. It allows you to easily store and retrieve text, strings, numbers, boolean values and more. In this article, we will look at how to install Couchdb in Ubuntu.

How to Install CouchDB in Ubuntu

Here are the steps to install Couchdb in Ubuntu.

1. Enable Couchdb repository

Open terminal and run the following command to import GPG key for Couchdb.

$ curl -L https://couchdb.apache.org/repo/bintray-pubkey.asc | sudo apt-key add -

Then add Couchdb repository to the source list of your Ubuntu system.

$ echo "deb https://apache.bintray.com/couchdb-deb bionic main" | sudo tee -a /etc/apt/sources.list

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2. Install Couchdb

Run the following commands to install Couchdb.

$ sudo apt update
$ sudo apt install couchdb

During installation, you will see a prompt that asks you whether you want to install Couchdb as standalone or cluster database. We will install it as a standalone server. So select Standalone option.

Next, you need to specify the network address on which you want the Couchdb database to bind to. By default, it is 127.0.0.1. For standalone installation, leave it as it is. For cluster installation, you need to enter it as 0.0.0.0 to bind it to all network interfaces.

Next, you will be asked to enter administrator password. Please select a password that is not easy to guess and is a combination of alphabets, numbers and special characters.

You will be asked to confirm the password by entering it again. After this step, Couchdb will be installed on your Linux system.

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3. Verify Installation

You can verify the installation by running the following command. Please note, Couchdb runs on port 5984.

$ curl http://127.0.0.1:5984/

You will get an output which looks like

{  
   "couchdb":"Welcome",
   "version":"2.3.1",
   "git_sha":"07ea0c7",
   "uuid":"1d2074b5eb428c30240e0c7384036acf",
   "features":[  
      "pluggable-storage-engines",
      "scheduler"
   ],
   "vendor":{  
      "name":"The Apache Software Foundation"
   }
}

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You may also open web browser and go to http://127.0.0.1:5984/_utils/. It will open Couchdb’s visual dashboard Fauxton.

4. Common Commands for Couchdb

You can use the above dashboard to add/remove/start/stop databases. Nevertheless, here are some commonly used commands to manage your Couchdb instance.

To stop Couchdb service,

$ sudo systemctl stop couchdb.service

To start Couchdb service,

$ sudo systemctl start couchdb.service

To enable Couchdb service to start on system boot

$ sudo systemctl enable couchdb.service

To get Couchdb status,

$ sudo systemctl status couchdb.service

That’s it. Now Couchdb will be up & running on your Ubuntu system. In this article, we have explained how to install Couchdb in Ubuntu. You can also use these steps for other Debian systems.

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