Recent Posts by Randy Stafford

Coherence Product Manager Randy Stafford gave a talk titled "Patterns of Domain-Driven Design with In-Memory Data Grids" at the 2020 In-Memory Computing Summit conference. This is the only conference focused exclusively on the in-memory computing space, and has been running annually since 2015.  It is fitting for Coherence to be represented there. Domain-Driven Design (DDD) has rightfully earned staying power as a software architecture style.  Strictly speaking, its essence is...

Have you ever wanted fast, scalable key-value storage for JavaScript objects from a Node.js application? Now you can have it with the Coherence JavaScript Client and Coherence Community Edition release 20.06.1. Coherence JavaScript Client offers the familiar Map interface to get and set keyed values, and a whole lot more: querying Map values by criteria aggregating values in a Map in-place processing of Map entries listening for Map events Here’s a quick code example showing the...

On Tuesday September 1 at 11AM EDT, Coherence Architect Aleks Seovic will present a Jakarta Tech Talk on "Managing State in Elastic Microservices." You can register for this event here. Jakarta Tech Talks are dedicated to the discussion of Jakarta EE and broader Cloud-Native Java technologies.  The abstract for this particular event is given below. Scaling stateless services is easy, but scaling their stateful data stores, not so much. This is true whether you are using an...

On June 25th Oracle announced the availability of Coherence Community Edition - a free and open-source edition of Oracle Coherence - and Helidon 2.0, along with a microservices demo application based on both. The presentation and webinar recording from the launch event are now available for viewing. The Coherence team invites you to check out these materials, and communicate with us directly via Slack and Twitter.

Oracle Coherence has pioneered the In-Memory Data Grid space, powering high-scale mission-critical applications around the world in many industries.   Today, Oracle is pleased to announce that it is making the core of Oracle Coherence available as free and open source software in Coherence Community Edition. Coherence Community Edition is licensed under the Open Source Initiative’s Universal Permissive License, Version 1.0, and is hosted on GitHub: https://github.com/oracle/coh...

If you're a Coherence user, this is something you will not want to miss.   As you know, Oracle Coherence pioneered the In-Memory Data Grid market, and is used today in mission-critical applications around the world and across industries.  Oracle Coherence can be used a shared data store for traditional Java SE, Java EE and Jakarta EE applications, for lightweight microservices, and for in-memory data processing on the data grid.  You may already know we've recently introduced...

OpenTracing is a set of APIs to enable instrumentation and/or tracing in a distributed environment.  Given the distributed nature of Coherence, OpenTracing is both a natural fit and a means to provide insight into the breakdown of a distributed request pipeline.  Beginning with 14.1.1.0 release, Oracle Coherence provides an integration with the OpenTracing API.   Prerequisites In order to use the Coherence integration with OpenTracing, the following dependencies (in maven...

Overview The Topics API adds publish/subscribe and message queue processing functionality to Oracle Coherence 14.1.1.  The topics and their content are managed in a distributed and fault tolerant manner within the Oracle Coherence data grid. The underlying architecture enables scalable, parallel, high throughput consumption of Topic content.  Each topic can be independently configured, enabling selecting appropriate Quality of Service (QoS) of in-memory, journaled or persistent...

Oracle Coherence Product Development is very pleased to announce the release of Oracle Coherence version 14.1.1. Part of Oracle's Enterprise Cloud Native Java portfolio, which also includes Oracle WebLogic Server 14.1.1, Coherence 14.1.1 brings significant new features to market, representing many man-years of engineering effort. This release of Oracle Coherence is fully compatible with popular container and orchestration ecosystems certified with Coherence since 2016, for...