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  • Monoliths, Microservices, and IBM i Modernization: Part 2

    October 14, 2019 Alex Woodie

    Microservices are the future, right? After reading part one of this series, you can be excused for thinking that. Breaking up applications into smaller components brings clear benefits to both the development and operations staff, and clearly is an architectural approach that has a lot of momentum. But it turns out there might be practical limits to how far the microservices approach can take us.

    “Loosely coupled, yet tightly integrated.” That phrase became something of a running joke at an Infor conference attended by this reporter several years ago. The company at the time was betting heavily on its ION …

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  • Monoliths, Microservices, And IBM i Modernization: Part 1

    October 7, 2019 Alex Woodie

    What’s the best approach for application modernization: Maintain the monolithic architecture, or break it into individual microservices? This is an important question, especially for IBM i shops that are looking to take their considerable investment in encoded business logic to the next level.

    At first blush, the answer seems obvious: Monolithic architectures are bad, and microservices are good. Monolithic architectures, which are still quite prevalent in the IBM i world, proliferated from the 1970s well to the 2000s thanks in part to the popularity of packaged ERP suites that automated a multitude of processes and also to the programming inclinations …

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  • Midrange Dynamics Dives Into REST With Acquisition

    October 2, 2019 Alex Woodie

    Change management specialist Midrange Dynamics this month announced that it has acquired Rest4i, the UK-based developer of a native IBM i framework for integrating RPG and SQL applications with REST-based APIs. The move positions Midrange Dynamics as a player in the rapidly evolving world of microservices.

    Rest4i was founded several years ago by Stuart Milligan, who headed up DB2 database modernization firm Databorough before selling it to Fresche Solutions (then Fresche Legacy) back in 2013. Milligan foresaw the coming wave of microservices and developed software to “turn the IBM i into a complete REST API server and the RPG developers …

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  • Talking Digital Transformation With The New And Prior CEO

    September 9, 2019 Timothy Prickett Morgan

    Here is a situation that each and every IT manager and chief information officer has experienced and will continue to experience: Having a very long conversation with the president or chief executive officer of their company about how to engage in or continue with digital transformation and the application and database modernization that this entails. And sometimes, that conversation will happen as a new person takes the helm of the company.

    That’s precisely what we did this week, but with a twist or two. We are not an IT manager or CIO, but rather an observer in the boardrooms of …

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  • 2019 Predictions: IBM i Trend Spotting

    January 23, 2019 Alex Woodie

    What will happen in the IBM i community this year? Maybe IBM will launch a public cloud service? Or IBM i shops will find the budget to get busy with application modernization? It’s really anybody’s guess, which is why IT Jungle solicited predictions from prominent names in the community to get their take on what will happen this year.

    The wider IT community is moving quickly to adopt next-gen development methodologies, and those will increasingly find their way into the IBM i community in 2019, predicts Dan Magid, vice president of solution sales with Rocket Software.

    “2019 will bring …

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  • Modernizing IBM i Apps with Microservices

    November 7, 2018 Alex Woodie

    Application modernization means different things to different people. For some, it could be turning a 5250 screen into a Web or mobile interface, or replacing database access with SQL. But for others in the IBM i community, including the vendor OpenLegacy, modernization refers to exposing existing business logic as APIs through a microservices architecture.

    Microservices refers to a software development technique whereby applications are broken down into multiple self-contained components and served via APIs in a loosely coupled but coordinated manner. The main advantage of this approach is each microservice is built independently of others, which can boost productivity and …

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