Category Archives: Architecture

One Microjourney™ at a time

Alan Trefler, CEO at Pegasystems, just introduced “The new way of operating: One microjourney™ at a time“: What we’re really talking about are microjourneys – an optimized outcome for each customer touchpoint that, for example, changes the customer experience, builds a relationship, … Continue reading

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Intelligent Core

Read Neil Ward-Dutton’s article “IDC: The most important decision you’ll make in the next decade“: Have you noticed operational decision services inside the Intelligent Core? They are the ones who provide the “capability to drive intelligent behaviour and actions, linking … Continue reading

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How Do Your Decision Microservices Communicate?

After you deploy your business decision models as microservices, you need to organize your inter-service communication.  Usually, your decision microservices are stateless. But what if they need to maintain some state? What if they updated values and those values got … Continue reading

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Business Decision Models are moving to Serverless World

In the new cloud-based world, the decision-making applications have new requirements to operational decision services. The traditional monolithic services are being replaced by microservices that requires high availability, security, and super-fast performance. The customers are not satisfied anymore with a relatively … Continue reading

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From “Monolithic” to “Microservices”

Traditionally web applications wrapped up business logic, data retrieval, validation, persistence, security and UI in a single bundle deployed on a web server such as Tomcat. This approach continues to work well but nowadays it’s called “monolithic” and many web … Continue reading

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Decision Microservices

Nowadays microservices quickly become a highly popular architectural approach showing a lot of benefits over the legacy style of monolithic single applications. The latest DMN specifies Decision Services and more and more people deploy their decision projects as Decision Microservices. … Continue reading

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State-Based Evaluation of Rules

Ron Ross: “In state-based evaluation of rules, current states of affairs are captured and monitored in real-time by a ‘watcher’ external to processes. This ‘watcher’ automatically intervenes whenever a violation of a rule occurs. The watcher resets the activity – i.e., … Continue reading

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Your System has State: So Let’s Deal with It

“Making services stateless is widely considered to be a good idea.. The rub is that most applications need state of some form, and this needs to live somewhere, so the system ends up bottlenecking on the data layer.. Event streaming … Continue reading

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Serverless Architectures

Mike Roberts: “Serverless computing is a hot topic in the software architecture world. The “Big Three” cloud vendors—Amazon, Google, and Microsoft—are heavily invested in Serverless, and we’ve seen plenty of books, open-source projects, conferences, and software vendors dedicated to the subject. But … Continue reading

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