How to create Azure "serverless" functions

1. I Summon the Vast Power of
Azure Functions!

2. David Giard
• davidgiard.com
• technologyandfriends.com
• aka.ms/gcast
• dgiard@microsoft.com
• @DavidGiard

3. “Serverless”
• Server management and capacity planning are hidden from the
developer

4. Advantages
• Focus on code
• Automatic scaling
• Consumption Model: Pay only when function is running

5. Organization of a Function App
Function
App
Function1
Function2
Function3

6. Triggers
FunctionTrigger
HTTP
Timer
Queue
Service Bus
Database

7. Bindings
• CosmosDB
• Queue
• SQLServer

8. Supported Language
• C#
• F#
• JavaScript

9. Development Tools
• Browser
• Visual Studio
• VS Code

10. Deployment
• Create in browser
• VS Right-click | Publish
• CI / CD

11. Durable Functions
• Save State
• Workflows
• Parallel processing
• Long-running processes

12. Starter
Function
Durable
Orchestration
Function
Activity
Function 1
Activity
Function 2
Activity
Function 3
Trigger
Durable Functions

13. Durable
Orchestration
Function
Activity
Function 1
Activity
Function 2
Activity
Function 3
All Activity
Functions
Complete
Activity
Function 4
Durable Functions

14. Demo