eolas/DevOps/AWS/AWS_Lambda/Lambda_triggers.md

categories	tags
DevOps Backend	AWS aws-lambda node-js python

AWS Lambda triggers

Here are some common trigger patterns

API Gateway trigger

• an HTTP request is sent to AWS API Gateway
• API Gateway triggers a Lambda function to execute

DynamoDB table change trigger

• a record in a DynamoDB table is modified
• DynamoDB triggers a lambda function to execute

S3 trigger

• a new file is created in S3
• S3 triggers a Lambda function to execute

SQS trigger

• a new message is added to an SQS queue
• SQS triggers a Lambda function to execute