Terraform internals overview

Learn about internal Terraform processes, such as generating the resource dependency graph.

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[!IMPORTANT]
Documentation Update: Product documentation previously located in /website has moved to the hashicorp/web-unified-docs repository, where all product documentation is now centralized. Please make contributions directly to web-unified-docs, since changes to /website in this repository will not appear on developer.hashicorp.com. ⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️

This topic provides overview information about the internals of Terraform. Topics in this section explain how Terraform generates plans and describe the provider lifecycle. You do not have to understand Terraform internals to use Terraform.