New
Question Mark Charlton · Apr 13

I'm starting to play more with AI enabled coding. 
I've been using Github Copilot inside Visual studio code, which is very good at coming up with autocomplete suggestions that are accurate and useful. (Along with some utter rubbish, naturally).
For web development I'm starting to use Claude Code in VS Code to help create web sites and integrations. I want to see how it can help with IRIS development. 

However I can't get claude to read any iris code directly as I'm connected to my server via isfs server connections.

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We're a place where InterSystems IRIS programmers learn and share, stay up-to-date, grow together and have fun!
Announcement Anastasia Dyubaylo · Feb 16

Hi Community,

We're happy to announce that registration for the event of the year — InterSystems Ready 2026 — is now open. This is the premier global summit for the InterSystems technology community – a gathering of industry leaders and developers at the forefront of their respective industries. This event attracts a wide range of attendees, from C-level executives, top subject matter experts and visionary leaders, managers, directors and developers. Attendees gather to network with peers, connect with InterSystems partners, learn best practices and get a firsthand look at upcoming features and future innovations from InterSystems.

➡️ InterSystems Ready 2026

🗓 Dates: April 27 - 30, 2026

📍 Location: Gaylord National Resort & Convention Center, National Harbor, Maryland, USA

 

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Contestant
Article Dmitry Maslennikov · Apr 18 5m read

Most IRIS developers use $LISTBUILD every day — often without even noticing it.

It is not just a convenient function for building lists. It is also the default internal format used to store row data, global values, and many intermediate structures inside the database engine.

Despite this, the actual binary representation of $LISTBUILD values is rarely discussed. Most developers rely on its behavior, but never look at how the data is really stored.

This article focuses strictly on the binary layout of $LISTBUILD values, based on direct inspection via zzdump.


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New
Article Tani Frankel · 8 hr ago 8m read

This is the second part of an article pair where I walk you through:

  • Part I - Intro and Quick Tour (the previous article)
    • What is it?
    • Spinning up an InterSystems IRIS Cloud Document deployment
    • Taking a quick tour of the service via the service UI
  • Part II - Sample (Dockerized) Java App (this article)
    • Grabbing the connection details and TLS certificate
    • Reviewing a simple Java sample that creates a collection, inserts documents, and queries them
    • Setting up and running the Java (Dockerized) end‑to‑end sample

As mentioned the goal is to give you a smooth “first run” experience.

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New
Question Andrew Sklyarov · Apr 18

I need a %SYS.Python object that will be accessible from different processes. The goal is to avoid reinitializing the Python object whenever it is called. Ways that I checked and decided that it is NOT what I want:

  • %-variables (process variables). Reusing only in the same process
  • Save-and-restore via globals. Restoring means heavy initialization, which I want to avoid

Next, my ideas (none of them look like a silver bullet):

  • Using Interoperability Production.
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Contestant
Article Matheus Augusto · 7 hr ago 6m read

Hello, community.

I've been working with Intersystem Caché for two years, and right away I was excited about the rich ecosystem that Caché provides. However, I was disappointed with calls using #call, and I understand that it was a limitation of the time. Well, the frustration is that #call returns null by default, meaning an AJAX request is executed, but there's no hook to retrieve the return from that request. The only way to retrieve the data from that request is by building a callback on the server side using &js<>.

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Announcement Anastasia Dyubaylo · Apr 7

Hi Community!

We have another great initiative for you to sink your teeth into! Following last year's resounding success, we're hosting a new edition of the Demo Games. But with a twist: our North American Sales Engineers have submitted their best demo videos, but this time, you're the ones to take part and win a prize.

Please welcome the North American Demo Showcase! 🎉

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New
Article Yuri Marx · 10 hr ago 25m read

What is a Microservice?

A microservice is an architectural style that structures an application as a collection of small, autonomous services. Each component is developed around a specific business capability, can be deployed independently, and is typically managed by a miniature, specialized, self-governing team. (Source: https://microservices.io/)

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New
Question Ganesh Jagtap · Apr 17

Hi Team,

We are currently running InterSystems Caché 2018 on an IBM AIX server and would like to configure the Cache instance to start automatically when the server boots or is rebooted.

Could you please provide the recommended steps or any official scripts/guidelines to enable auto-start for the Cache instance (QA2018) on AIX?

Additionally, if there are any best practices or prerequisites (such as filesystem mount options, service dependencies, or startup order) that we should consider, please share those as well.

Thanks,
Ganesh

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InterSystems Official Daniel Palevski · Mar 25

The 2026.1 release of InterSystems IRIS® data platform, InterSystems IRIS® for HealthTM, and HealthShare® Health Connect is now Generally Available (GA). This is an Extended Maintenance (EM) release.

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Article Henry Pereira · Apr 2, 2025 17m read

Image generated by OpenAI DALL·E

I'm a huge sci-fi fan, but while I'm fully onboard the Star Wars train (apologies to my fellow Trekkies!), but I've always appreciated the classic episodes of Star Trek from my childhood. The diverse crew of the USS Enterprise, each masterminding their unique roles, is a perfect metaphor for understanding AI agents and their power in projects like Facilis. So, let's embark on an intergalactic mission, leveraging AI as our ship's crew and  boldly go where no man has gone before

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Article Alberto Fuentes · Sep 1, 2025 6m read

Customer support questions span structured data (orders, products 🗃️), unstructured knowledge (docs/FAQs 📚), and live systems (shipping updates 🚚). In this post we’ll ship a compact AI agent that handles all three—using:

  • 🧠 Python + smolagents to orchestrate the agent’s “brain”
  • 🧰 InterSystems IRIS for SQL, Vector Search (RAG), and Interoperability (a mock shipping status API)

⚡ TL;DR (snack-sized)

  • Build a working AI Customer Support Agent with Python + smolagents orchestrating tools on InterSystems IRIS (SQL, Vector Search/RAG, Interoperability for a mock shipping API).
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Article Hiroshi Sato · Aug 28, 2025 1m read

InterSystems FAQ rubric

There is data, such as execution log data, that you do not want to return to its previous state even if a rollback occurs during a transaction. The above requirement can be met by placing that data in the IRISTEMP database, which will not be rolled back.

Temporary Globals and the IRISTEMP Database

By mapping the table entities you do not want to roll back to this database, you can retain the information after the rollback.

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New
Announcement Simon Sha · Apr 16

#North American Demo Showcase entry. Answer the question below to be entered in the raffle!


⏯️ AI Assistants for the Unified Care Record Powered by Gemini

In this demo, you will see how Gemini works directly with FHIR data, and how it leverages the harmonized dataset provided by InterSystems Unified Care Record. It also showcases multiple AI assistants helping multiple groups of users, e.g. clinicians, patients.

🗣 Presenter: @Simon Sha, Sales Architect at InterSystems

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New
Announcement Lynn Wu · Apr 14

#North American Demo Showcase entry. Answer the question below to be entered in the raffle!


⏯️ HL7 Validation Error Profiler: Rapid Insights into Batch HL7 Data Quality Issues

This demo highlights how HL7 validation logs can be transformed into scalable, actionable data quality insights using a lightweight application built on top of Health Connect.

  • Batch ingestion and parsing of HL7 validation error logs into structured data
  • Aggregation of errors by segment, field, and type to reveal systemic issues
  • Interactive dashboard (Streamlit) for filtering, exploration, and root cause analysis
  • Rapid identification of top error patterns across entire data feeds
  • Natural language chatbot for intent-driven data investigation and querying
  • PDF report generation for sharing clear, evidence-based feedback during data source onboarding 

Special thanks to @Henry Wojnicki for his contributions to designing and refining the application workflow.

🗣 Presenter: @Lynn Wu, Sales Engineer at InterSystems

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New
Article Anastasia Dyubaylo · Apr 13 3m read

Every great community is enriched by those who work tirelessly behind the scenes, crafting the knowledge and resources that help others grow. In the InterSystems Developer Community, one such person is @Derek Robinson — a dedicated educator, whose passion for teaching has helped shape how developers everywhere learn to work with InterSystems technologies.

👏 Let's take a closer look at Derek's journey in the InterSystems ecosystem.

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Question Sergey Pavlov · Aug 25, 2017

Is there a way to omit or skip rollback of some data changes during a transaction rollback? Maybe some sort of "autonomous transaction"?

The issue is with error logging in transaction. For example we may have in nested calls the following structure:
TS
<some code>
<error happens>
TRO 1
<error log to database>

but if this code is in another transaction, and that rolls back we lose error data.

Is there a way to do something like
TS
<some code>
<error happens>
TRO 1

<autonomous transaction start\flag>
<error log to database>

so error log will be stored anyway?

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