How to Use Tags in Terraform? [Overview & Examples]

Tags in Terraform are key-value pairs associated with cloud resources that allow for better management, cost allocation, environment identification, and automation. They can be used to categorize resources by ownership, environment, project, or other criteria. In this article, we covered the use of tags in Terraform, including how to manage resource tags, add multiple tags, handle default tags, ignore changes to tags, merge tags, and best practices for tagging shared resources on AWS.