#InterSystems IRIS

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InterSystems IRIS is a Complete Data Platform
InterSystems IRIS gives you everything you need to capture, share, understand, and act upon your organization’s most valuable asset – your data.
As a complete platform, InterSystems IRIS eliminates the need to integrate multiple development technologies. Applications require less code, fewer system resources, and less maintenance.

Discussion Eduard Lebedyuk · Oct 8, 2021

Have you ever seen those vaccum compressed towels, that look like a pill and after you add water became a towel?

That's our challenge for today. As usual shortest solution wins.

Task

You will receive an integer number and you will return a new number where each digit is repeated a number of times equals to its value.

Input:

42

Output:

444422

Note:

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Article Mikhail Khomenko · Nov 25, 2020 18m read

Introduction
Several resources tell us how to run IRIS in a Kubernetes cluster, such as Deploying an InterSystems IRIS Solution on EKS using GitHub Actions and Deploying InterSystems IRIS solution on GKE Using GitHub Actions. These methods work but they require that you create Kubernetes manifests and Helm charts, which might be rather time-consuming.
To simplify IRIS deployment, InterSystems developed an amazing tool called InterSystems Kubernetes Operator (IKO). A number of official resources explain IKO usage in details, such as  New Video: Intersystems IRIS Kubernetes Operator and InterSystems Kubernetes Operator.

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Article Mikhail Khomenko · Oct 11, 2021 9m read

In this article, we’ll look at one of the ways to monitor the InterSystems IRIS data platform (IRIS) deployed in the Google Kubernetes Engine (GKE). The GKE integrates easily with Cloud Monitoring, simplifying our task. As a bonus, the article shows how to display metrics from Cloud Monitoring in Grafana

Note that the Google Cloud Platform used in this article is not free (price list), but you can leverage a free tier. This article assumes that you already have a project in the Google Cloud Platform (referred to as <your_project_id>) and have permission to use it. 

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Question Amit Prajapati · Aug 23, 2019

Hi All,

I have created a REST class in which have the Parameter HandleCorsRequest = 1;

I can able to access the API using Postman, but not with my web application. It throws the below error.

Access to XMLHttpRequest at 'http://localhost:52773/IrisVSCode/app/test' from origin 'null' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.

Please note that I have tried all option which are mentioned on following URL:

https://cedocs.intersystems.com/latest/csp/docbook/DocBook.UI.Page.

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Announcement Jiahao Song · Oct 7, 2021

Hello All,

InterSystems Certification has redesigned their IRIS Integration certification exam, and we again need input from our community to help validate the topics. Here's your chance to have your say in the knowledge, skills, and abilities that a certified InterSystems IRIS Integration Specialist should possess. And, yes, we'd like to hear from you Ensemble users as well!

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Article Laurel James (GJS) · Oct 7, 2021 1m read

Hi developers, 

We've incorporated VS Code's support for multiple concurrent debug sessions and consoles into the latest release of Serenji

So if you're working with processes that relate or are dependent on each other, you can now debug them together. Just launch a second Serenji debug session (F5) whilst the first one is still active. 

This short video below shows how it works. We hope you find this feature useful! 

Laurel 

[![Serenji 3.2 multiple concurrent debug sessions](https://res.cloudinary.com/marcomontalbano/image/upload/v1633610169/video_to_markdown/images/youtube--cs6UiAvUj24-c05b58ac6eb4c4700831b2b3070cd403.jpg)](https://youtu.be/cs6UiAvUj24 "Serenji 3.2 multiple concurrent debug sessions")
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Announcement Anastasia Dyubaylo · Oct 1, 2021

Hi Community,

Join the upcoming InterSystems Interoperability Contest Kick-off Webinar dedicated to the Interoperability Contest.

In this webinar, you'll get an overview of the interoperability capabilities of InterSystems IRIS, and we'll show you how to use the PEX. Also, we’ll discuss and answer your questions on how to build interoperability solutions using InterSystems IRIS and IRIS for Health.

Date & Time: Monday, October 4 — 12:00 AM EDT

Speakers:  
🗣 @Stefan Wittmann, InterSystems Product Manager 
🗣 @Bob Kuszewski, InterSystems Product Manager 
🗣 @Evgeny Shvarov, InterSystems Developer Ecosystem Manager


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Announcement Shane Nowack · Oct 6, 2021

Hello everyone, 

InterSystems Certification has redesigned their IRIS System Administration certification exam, and we again need input from our community to help validate the topics. Here's your chance to have your say in what topics are covered on the InterSystems IRIS System Administration Specialist exam! And, yes, we'd like to hear from you Caché admins too!

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Article Laurel James (GJS) · Oct 5, 2021 2m read

The most recent release of Serenji features our innovative gj::locate technology. It was a standalone tool we originally created for a Developer Community contest earlier this year, but we've incorporated it into our debugger after some great feedback from developers. 

It works by navigating you directly to the source of your server-side errors in just a couple of clicks - enabling you to quickly fix errors without the need to count tedious lines of code.

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Question Matjaz Murko · Sep 29, 2021

Hi.

What is the best/right way to unlock the object in ObjectScript after the lock was acquired by %OpenId class method? Setting the opened object to null (Set object="") doesn't release the lock.

Regards,

Matjaž

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Question Edward Jalbert · Oct 1, 2021

I have a requirement which comes down to evaluating two fields, if they are both empty then provide a default value.

If one is empty but the other has a value, then set the empty one to the field with a value.

The screenshots are not the actual fields, I was just using the dtl and fields to prove out the solution.

When I saved and compiled in the Management Portal I got an error, but it still compiled.

I then went to studio and opened the dtl, using view-->other code then compiled and did not get the error.

Wondering if this is a true error or just an anomaly?

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Question Jose Jaime · Sep 24, 2021

Hi, 

I'm trying to connect to IRIS with .NET 4.5 and I see is quite different from Cache Method.

I have a connection and I can invoke a Method but I can't get %Stream.GlobalCharacter value as Class property and I can't use it in a ByRef parameter. With Cache we had the Intersystems.Data.CacheTypes namespace to use this "special" types. 

Is there any documentation to use the %Stream.GlobalCharacter as class property and ByRef Param?

Thanks!

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Announcement Anastasia Dyubaylo · Sep 29, 2021

Hey Community, 

Get ready for the next French Stream on InterSystems Technologies!

The new monthly event hosted by @Guillaume Rongier for French-speaking developers familiar with InterSystems technologies will be live stream October 7th at 12:00 Paris time. You will discover all the news and tips related to our solutions!

👉 Direct link to join: https://youtu.be/Rbp-u-3vY-8

On the Agenda:

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Question David.Satorres6134 · Sep 21, 2021

Hello,

I'm experiencing a recurrent problem that I haven't found the way to solve, so I'm coming here with the hope somebody can give me a new approach.

To make it short: we are creating categories on-demand to be able to place the maximum numbers of workers in memory, avoiding the limits established by system categories. But from time to time, one of this creation fails and system is no able to start the queue. The error we are getting is:

ERREUR #7823: Invalid work queue manager category supplied 'User.65733'.1<INVALID OREF> 

The code is very simple:

s ^%SYS("WQM","MaxActiveWorkers","User.
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Article Laurel James (GJS) · Sep 29, 2021 1m read

Hi developers, 

Serenji 3.2.0, the latest version from George James Software, was released last week and our current users have been enjoying trying out the new features (which you can find more about here). 

If you're thinking about trying Serenji for the first time, we've made it easier to get set up by adding a walkthrough on the VS Code Welcome page. It takes you through: 

  • Setting up the server components.
  • Selecting a server namespace.
  • Saving and extending your workspace.
  • Requesting a debug license (don't forget we offer a free 30 day trial!) 

We've also added prompts and guidance throughout VS Code to open and add Serenji folders to your workspace and when going to run and debug code. 

This is just one of the ways we've enhanced the Serenji debugger to make straightforward and easy to use - so all you need to do is focus on your code. 

[![Serenji 3.2.0 Welcome Page Walkthrough](https://res.cloudinary.com/marcomontalbano/image/upload/v1632925654/video_to_markdown/images/youtube--Obzsm9KJAQA-c05b58ac6eb4c4700831b2b3070cd403.jpg)](https://bit.ly/3odciYG "Serenji 3.2.0 Welcome Page Walkthrough")
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Question Garin Frost · Sep 25, 2021

Starting installation
Starting up InterSystems IRIS for loading...
../bin/irisinstall -s . -B -c c -C /usr/irissys/iris.cpf*IRIS -W 1 -g2 
Starting Control Process
Unable to allocate 242 MB shared memory...
Unable to allocate 232 MB shared memory...
Configuring minimum system...
Unable to allocate 139 MB shared memory...
Unable to allocate shared memory minimum of 139MB (errno=22)
Startup aborted.
Startup error. See messages.log for more information.
Call InterSystems Technical Support if you need assistance.
IRIS startup returned 1.
InterSystems IRIS failed to start.
Check

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Question Niko Wahlroos · Sep 26, 2021

Hi!

We're doing a small data integration project at our university and I've run into a problem.

I'm trying to make a counter that records the amount of messages (a simple .txt file transfer) that pass through a process and dumps that amount into a text file (preferably with a timestamp) every 10 minutes or so.

What I've gathered it's possible to do it via SQL query but linking that query into a process is something I haven't found any info on.

Are there any semi-beginner friendly ways to do this?

Thanks in advance!

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Question Igor Barboza · Sep 23, 2021

I'm trying to install IRIS 2021.1 in the Ubuntu 18.04 but all the time I got the message below:

Starting installation
Starting up InterSystems IRIS for loading...
Invalid ownership for ./irisdb
InterSystems IRIS is already up!
Status code is 1
InterSystems IRIS failed to start.
Check /mnt/WinData/InterSystemsLinux/mgr/messages.log for more details.
Call InterSystems Technical Support if you need assistance.

* Installation aborted *


Post-installation tasks failed, installation is not complete

Has anyone had the same problem?

I tried to install with root as well but the problem persist.

Thank you all.

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Article Brendan Bannon · Jul 15, 2021 6m read

Benjamin De Boe wrote this great article about Universal Cached Queries, but what the heck is a Universal Cached Query (UCQ) and why should I care about it if I am writing good old embedded SQL?  In Caché and Ensemble, Cached Queries would be generated to resolve xDBC and Dynamic SQL.  Now in InterSystems IRIS embedded SQL has been updated to use Cached Queries, hence the Universal added to the name.  Now any SQL executed on IRIS will be done so from a UCQ class.

Why did InterSystems do this?  Good Question!  The big win here is flexibility in a live environment.

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Question Augusto Estefan · Sep 23, 2021

Hello,

We upgrade from CACHE 2016 to IRIS 2021 and when we try to start a production gives the error behind.

I think the error could be that the Ens.Director is deprecated on IRIS 2021, is this possible? 

09/22/21-14:35:35:563 (16501) 1 [Utility.Event] Production AutoStart: ERROR in namespace 'REGINUS': 'ERROR <Ens>ErrException: <CLASS DOES NOT EXIST>zgetProductionItems+29^Ens.Director.1 *%Library.CacheStorage -- logged as '22 Sep 2021' number 1 @''' $ZU(56,2)='$Id: //adhocs-iris/2020.1.0.217.1/ISC_INTERNAL_BASE_20418_001/kernel/common/src/aclass.c#1 $ 9520 0'

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Article Laurel James (GJS) · Sep 23, 2021 1m read

The latest release of Serenji by George James Software introduces zero configuration debugging, so it's ready to go in just one click - no matter where you are or what you're doing, your on-the-spot debugger is ready to go. 

We have introduced a host of new features to enhance the debugging experience so you can focus on identifying and fixing errors, without losing focus by spending time setting up a launch configuration. 

Check out the new features in our release notes

If you've already started using Serenji 3.2.0 let us know how you're getting on! 

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Discussion Mathew Lambert · Sep 22, 2021

When overwriting the Read method (that has a %CacheString return type) on a new class that inherits %Stream.FileCharacter class, returns an error about incorrect return type, must be Binary, even if it matched the real signature.

Looking at the compile global information we can see:

^oddCOM("%Stream.FileBinary","m","Read",42)="%Library.Binary"

After further investigation we realise that there is a generator method looking at the OdbcType class definition.

Setting LONGVARCHAR results in:

^oddCOM("User.CStream","m","Read",42)="%Library.String"

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