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Intermediate Topic 22 of 50 DevOps & Tooling

Deployment Strategies

Blue-green, canary and rolling releases.

How it works

Rolling updates replace instances gradually; blue-green swaps between two environments; canary routes a small percentage of traffic first; feature flags decouple deploy from release.

Where it is used

Zero-downtime releases.

Common pitfall

Database migrations must be backward compatible during rollout.

Where it fits in the course

Deployment Strategies is topic 22 of 50 in DevOps & Tooling, rated Intermediate. It follows Continuous Delivery. The next topic is Docker Images and Layers.

Practice and explore

How to study this topic

  1. Read the explanation above and restate the definition in your own words.
  2. Open the interactive lesson and answer its mini quiz.
  3. Read the common pitfall, then write a short example that avoids it.
  4. Check your understanding in the DevOps & Tooling quiz, and revisit the topic if you miss a question.

Frequently asked questions

What is Deployment Strategies?
Blue-green, canary and rolling releases. It belongs to DevOps & Tooling and is an intermediate-level topic.
Where do people use Deployment Strategies?
Zero-downtime releases.
What is the most common mistake with Deployment Strategies?
Database migrations must be backward compatible during rollout.
What should I learn before this topic?
Start with Continuous Delivery, the topic just before it in DevOps & Tooling.
How can I practice it?
Answer the mini quiz in the interactive lesson, then take the DevOps & Tooling quiz.
Is Deployment Strategies hard to learn?
It is an Intermediate topic. Be comfortable with the Beginner topics in this area first, then read the common pitfall carefully, since it is where most mistakes happen.
How long does it take to learn Deployment Strategies?
Most learners can read the explanation and finish the interactive lesson in under an hour. Fluency comes from applying the idea, so plan a few short practice sessions with the quiz.
Which topics are related to Deployment Strategies?
Continuous Delivery, Docker Images and Layers, Continuous Integration are closely connected. The full list is in the related topics section of this page.
What should I study after Deployment Strategies?
Continue with Docker Images and Layers, the next topic in DevOps & Tooling.

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