2023-04-08 18:47:34 +01:00
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---
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categories:
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- DevOps
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- Backend
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2023-04-10 19:36:55 +01:00
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tags: [AWS, aws-lambda]
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2023-04-08 18:47:34 +01:00
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---
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# AWS Lambda triggers
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Here are some common trigger patterns
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### API Gateway trigger
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- an HTTP request is sent to AWS API Gateway
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- API Gateway triggers a Lambda function to execute
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### DynamoDB table change trigger
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- a record in a DynamoDB table is modified
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- DynamoDB triggers a lambda function to execute
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### S3 trigger
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- a new file is created in S3
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- S3 triggers a Lambda function to execute
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### SQS trigger
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- a new message is added to an [SQS](/DevOps/AWS/AWS_Messaging_services.md#sqs) queue
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- SQS triggers a Lambda function to execute
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