Meta-arguments control Terraform’s internal graph, not the AWS API itself. That distinction explains why many Terraform failures appear as “cloud problems” when they are actually identity and dependency mistakes.
This lesson examines the most common pitfalls engineers encounter with count, for_each, depends_on, and lifecycle rules. You will see how index drift can trigger unexpected replacements, why stable keys reduce state churn, and how lifecycle controls like ignore_changes can hide real infrastructure drift.
Understanding these mechanisms helps prevent destructive plans and confusing refactors.
Watch the full lesson here: