Templates / flowchart

Serverless function architecture

An API gateway routing to Lambda functions backed by a shared table and an event topic.

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flowchart

flowchart TD
    client[Client request] --> apiGw[API gateway]
    apiGw --> fn1[Lambda: create order]
    apiGw --> fn2[Lambda: get order]
    fn1 --> db[(Orders table)]
    fn2 --> db
    fn1 --> topic[[SNS topic: order created]]
    topic --> fn3[Lambda: send confirmation email]

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