eolas/neuron/22c4bb42-86c2-4906-9753-27655e15c1d9/Lambda_triggers.md

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2024-10-19 11:00:03 +01:00
---
tags: [AWS, aws-lambda]
---
# 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](AWS_Messaging_services.md#sqs)
queue
- SQS triggers a Lambda function to execute