Perform long-running Logic Apps tasks with Durable Functions

Logic Apps has a default limit of 120 seconds on synchronous actions.  This is already quite long; it does not make sense to perform actions in a synchronous fashion if they take longer.  For such long running tasks, Logic Apps provides two options: Polling action pattern: initiate the long running action and interrogate its status … Continue reading Perform long-running Logic Apps tasks with Durable Functions


End-to-end correlation across Logic Apps

When using a generic and decoupled integration design, your integrations span often multiple Logic Apps.  For troubleshooting purposes, it's important to be able to correlate these separate Logic Apps with each other.  Recently, a new feature has been introduced to improve this. Existing correlation functionality Let's create a Logic App with a simple request trigger. … Continue reading End-to-end correlation across Logic Apps

Concurrency control for push-triggered Logic Apps

Finally! Concurrency control for push triggers has been released!  This is an EXTREMELY useful feature in serverless workflows.  The scalability of your serverless middleware is often in high contrast with backend systems that cannot handle many parallel calls.  With this feature, we don't need to perform additional plumbing with an intermediate queue to throttle towards … Continue reading Concurrency control for push-triggered Logic Apps

Variables in parallel for-each loops

During the past weeks, I received quite some questions about the behaviour of variables inside a non-sequential for-each loop.  It does not always behave as one might expect.  This post describes a potential issue you might encounter, explains the reason why and provides a solution to get it solved. The problem Let's consider the following … Continue reading Variables in parallel for-each loops

Inbound / outbound maps in Logic Apps!

BizTalk Server offers a great feature that both inbound (receive ports) and outbound maps (send ports) can be executed in dynamic fashion, depending on the message type of the message.  This message type is defined as rootNodeNamespace#rootNodeName.  Below, you can find an example of a receive port configured with several inbound maps. When migrating parts … Continue reading Inbound / outbound maps in Logic Apps!

My two cents on the Logic Apps pricing model!

Since begin November, a new pricing model has been introduced for Azure Logic Apps.  You can find the details over here.  This blog contains my personal opinion on the updated pricing model, based on the feedback I receive from (potential) customers I get in touch with, during my day-to-day job. The pricing model! Within Logic … Continue reading My two cents on the Logic Apps pricing model!

Use Liquid templates in Logic Apps

As explained in a previous post, Logic Apps has already some basic actions to transform objects and arrays.  However, from the moment transformation between JSON objects becomes more complex, it turns out to be insufficient.  That's why the brand new Liquid template feature has been released recently.  Let's check out how it works! Liquid? Liquid … Continue reading Use Liquid templates in Logic Apps

Deploying long running Logic Apps

Recently I received some questions about deploying long running Logic Apps. Before providing an answer, I double-checked if my thoughts were correct. Deployment statements My answer contained the following statements: A new version of a Logic App can be deployed, when there are old versions running. A Logic App completes in the (potentially old) version … Continue reading Deploying long running Logic Apps