ETL vs IaC
ETL (Extract, Transform, Load) and IaC (Infrastructure as Code) both come up in technology conversations and get confused. Here's the plain-English difference, side by side, so you can use each one with confidence.
The key difference: ETL refers to extract, transform, load, while IaC refers to infrastructure as code — they describe different things even when they show up in the same sentence.
ETL — Extract, Transform, Load
The classic pattern for moving data: pull from sources, reshape it, then load into a warehouse. ETL was the dominant approach when storage was expensive and compute was scarce.
IaC — Infrastructure as Code
Managing servers, networks, and cloud resources through version-controlled code instead of clicking in a console. IaC turns infrastructure into a reviewable, testable, repeatable artifact.
When to use ETL
Reach for "ETL" when the conversation is specifically about extract, transform, load. The classic pattern for moving data: pull from sources, reshape it, then load into a warehouse. ETL was the dominant approach when storage was expensive and compute was scarce.
When to use IaC
Reach for "IaC" when the conversation is specifically about infrastructure as code. Managing servers, networks, and cloud resources through version-controlled code instead of clicking in a console. IaC turns infrastructure into a reviewable, testable, repeatable artifact.
FAQs
What is the difference between ETL and IaC?
ETL stands for Extract, Transform, Load — The classic pattern for moving data: pull from sources, reshape it, then load into a warehouse. ETL was the dominant approach when storage was expensive and compute was scarce. IaC stands for Infrastructure as Code — Managing servers, networks, and cloud resources through version-controlled code instead of clicking in a console. IaC turns infrastructure into a reviewable, testable, repeatable artifact.
Are ETL and IaC the same thing?
No. They're often used in the same conversation because they're related, but they describe different concepts. ETL = Extract, Transform, Load. IaC = Infrastructure as Code.
When should I use ETL vs IaC?
Use ETL when you're specifically referring to extract, transform, load. Use IaC when the topic is infrastructure as code.