Скачать или смотреть And message lifecycle in amazon sqs

Download 1M+ code from https://codegive.com/ae85d68
amazon sqs message lifecycle: a comprehensive tutorial with code examples

amazon simple queue service (sqs) is a fully managed message queuing service that enables you to decouple and scale microservices, distributed systems, and serverless applications. understanding the sqs message lifecycle is crucial for building robust and reliable applications using this service. this tutorial provides a detailed explanation of the sqs message lifecycle, including key concepts, operations, best practices, and code examples in python using the `boto3` library.

*i. core concepts:*

before diving into the lifecycle, let's establish some fundamental concepts:

*queue:* a container for messages. sqs supports two types:
*standard queues:* offer high throughput and best-effort ordering (messages are generally delivered in the order they were sent, but it's not guaranteed). allow at-least-once delivery (messages may be delivered more than once).
*fifo (first-in-first-out) queues:* guarantee that messages are processed exactly once, in the exact order in which they were sent and received. they have a higher cost and lower throughput compared to standard queues. fifo queues must have a name ending in `.fifo` and require a `messagegroupid` attribute when sending messages.

*message:* the data being transmitted between components. can be up to 256kb in size and contains a message body and optional attributes.

*message id:* a unique identifier assigned to each message when it's enqueued.

*receipt handle:* a unique identifier returned when a message is received from the queue. it's essential for deleting or changing the visibility timeout of the message. the receipt handle is valid only for the duration of the visibility timeout.

*visibility timeout:* the amount of time (in seconds) that a message retrieved from the queue is invisible to other consumers. this allows a consumer to process the message without other consumers attempting t ...

#AmazonSQS #MessageLifecycle #appintegration
Amazon SQS
message lifecycle
message processing
message queue
message retention
message visibility
dead-letter queue
message delivery
message ordering
visibility timeout
message attributes
queue management
asynchronous messaging
message filtering
scalable messaging