- Amazon Simple Notification Service (SNS) is a highly available, durable, secure, fully managed pub/sub messaging service that enables you to decouple microservices, distributed systems, and serverless applications. ... Additionally, SNS can be used to fan out notifications to end users using mobile push, SMS, and email.
- 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
- SQS is distributed queuing system. ... Polling inherently introduces some latency in message delivery in SQS unlike SNS where messages are immediately pushed to subscribers
- (Amazon SNS) is a web service that coordinates and manages the delivery or sending of messages to subscribing endpoints or clients. In Amazon SNS, there are two types of clients — publishers and subscribers — also referred to as producers and consumers.
- With the SNS free tier, your first million push notifications (publishes and deliveries) are free every month.
- Create a new SNS topic in the AWS SNS dashboard page.
- Click Topics.
- Click Create topic.
- Enter a topic name and a display name.
- Click Create topic.
- Amazon SNS and AWS Lambda are integrated so you can invoke Lambda functions with Amazon SNS notifications. When a message is published to an SNS topic that has a Lambda function subscribed to it, the Lambda function is invoked with the payload of the published message.
