A five-part series on durable integration patterns for distributed systems.
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Sometimes, business processes take time, and you need to wait for something to happen. It can be tricky to build backend software that reliably handles such cases; thankfully, workflow engines like LittleHorse make it a bit easier.
Retries and Dead-Letter Queues allow you to make multi-step processes reliable in the face of failure in order to avoid the Grumpy Customer Problem, but implementing them properly is quite a toil. Thankfully, LittleHorse helps keep your engineers happy by simplifying this process.
When integrating API's, we sometimes have to tie together steps that can take a long time or might not always be available. If we force the callers of our API's to wait for completion, we find ourselves with some grumpy customers. So what can we do about this?
Like the Saga Pattern, the Transactional Outbox pattern is tool for defending against data loss in your applications. In this blog we cover how it works and how to do it easier using LittleHorse.
The Saga pattern allows you to defend against data loss, dropped orders, and confused (or grumpy) customers. While useful, the Saga pattern is tricky to get right without a composer.