Invoking Lambda functions

In this section, we're going to cover all the different ways we can invoke a Lambda function. We'll touch on which event sources can natively trigger a function and the types of execution that are supported. We will also go deeper into what resources are available to you during runtime.

Invocation types

So far, we've learned that Lambda functions are triggered by events. In the next section we'll show you exactly which events are supported as sources, while in this section, we're going to explore the different ways you can invoke a function.

At a high level, Lambda functions can be invoked using the following:

• A push
• An event
• A stream-based model

The push model is a synchronous...