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Developer Center / Code Examples ...
Code excerpts that show you how to call individual service functions.
Code examples that show you how to accomplish a specific task by calling multiple functions within the same service.
Sample applications that work across multiple AWS services.
Amazon RDS | Lambda
Learn how to implement a Lambda function that connects to an RDS database. The function makes a simple database request and returns the result.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon MSK | Lambda
Learn how to implement a Lambda function that receives an event triggered by receiving records from an Amazon MSK cluster. The function retrieves the MSK payload and logs the record contents.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
DynamoDB | Lambda
Learn how to implement partial batch response for Lambda functions that receive events from a DynamoDB stream. The function reports the batch item failures in the response, signaling to Lambda to retry those messages later.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Kinesis | Lambda
Learn how to implement partial batch response for Lambda functions that receive events from a Kinesis stream. The function reports the batch item failures in the response, signaling to Lambda to retry those messages later.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon SNS | Lambda
Learn how to implement a Lambda function that receives an event triggered by receiving messages from an SNS topic. The function retrieves the messages from the event parameter and logs the content of each message.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon DocumentDB | Lambda
Learn how to implement a Lambda function that receives an event triggered by receiving records from a DocumentDB change stream. The function retrieves the DocumentDB payload and logs the record contents.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
DynamoDB | Lambda
Learn how to implement a Lambda function that receives an event triggered by receiving records from a DynamoDB stream. The function retrieves the DynamoDB payload and logs the record contents.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Kinesis | Lambda
Learn how to implement a Lambda function that receives an event triggered by receiving records from a Kinesis stream. The function retrieves the Kinesis payload, decodes from Base64, and logs the record contents.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon SQS | Lambda
Learn how to implement a Lambda function that receives an event triggered by receiving messages from an SQS queue. The function retrieves the messages from the event parameter and logs the content of each message.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon SQS | Lambda
Learn how to implement partial batch response for Lambda functions that receive events from an SQS queue. The function reports the batch item failures in the response, signaling to Lambda to retry those messages later.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon S3 | Lambda
Learn how to implement a Lambda function that receives an event triggered by uploading an object to an S3 bucket. The function retrieves the S3 bucket name and object key from the event parameter and calls the Amazon S3 API to retrieve and log the content type of the object.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | PHP (v3) | Python (v3) | Ruby (v3) | Rust
DynamoDB
.NET (v3) | C++ | Go (v2) | Java (v2) | JavaScript (v3) | Kotlin | PHP (v3) | Python (v3) | Ruby (v3)
Amazon Cognito Identity Provider | Lambda
PreSignUp trigger.Amazon Bedrock Runtime
Learn how to prepare and send a prompt to a variety of large-language models (LLMs) on Amazon Bedrock
Amazon S3
Learn how to upload or download large files to and from Amazon S3.
.NET (v3) | Go (v2) | Java (v2) | JavaScript (v3) | Python (v3) | Rust
DynamoDB
.NET (v3) | C++ | Go (v2) | Java (v2) | JavaScript (v3) | Kotlin | PHP (v3) | Python (v3) | Ruby (v3) | Rust
Amazon Cognito Identity Provider | Lambda
PostAuthentication trigger.