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Vitaliy Serdtsev · Dec 8, 2017

Looking for the equivalent of first-class functions in the Caché DBMS

First-class functionwiki In computer science, a programming language is said to have first-class functions if it treats functions as first-class citizens. This means the language supports
Article
Sergey Mikhailenko · Jan 23, 2018

Recommendations on installing the InterSystems Caché DBMS for production environment

This article was written as an attempt to share the experience of installing the InterSystems Caché DBMS for production environment. We all know that the development configuration
Question
Marcelo Vargas · Feb 22, 2019

.Net Core with IRIS as DB

Hi guys, I'm starting few POCs to test InterSystems IRIS with a .Net core backend of an API Gateway and I have few questions about this integration. Which .Net library is the oficial
Question
Natasa Klenovsek Arh · Jan 11, 2017

Cache DB in Docker Container

Hy. Has anyone try to setup Cache DB in Docker Container? Thanks, I've solve my problem :)I installed the container, and the container started, I just couldn't access the management
Question
Robert Cemper · Apr 9, 2021

Moving IRIS db in runtime

I'm almost running out of disk space so I want to move 1 DB to a different hard drive. It's a rather simple but lengthy action during a shutdown of IRIS. But is this somehow possible
Question
Meenakshi Shanmugam · Jul 16, 2020

Describe table in Cache db

What is the sql command to describe table in cache db. Hi Meenakshi, In the package %Dictionary you can query all information about classes. To list all properties before compilation
Article
Robert Cemper · Jan 2, 2022

DB Migration using SQLgateway

Thanks to @Yuri.Gomes we have seen a very nice example for DB migration from Postgres to IRIS.My personal problem is the use of DBeaver as a migration tool.Especially as one of the
Article
Robert Cemper · Sep 20, 2025

Snapshot DB free - Strategies

These are the strategic plans of my example for the External Languages Contest 2025 Top of all: Speed Anything that is running in endless loops doesn't help So the steps happen
Announcement
Rob Tweed · Mar 26, 2024

mg-dbx-napi: Game-changing JavaScript performance for IRIS

You may have heard about our mg-dbx-napi interface for IRIS which provides insanely fast access from Node.js. If you've been following recent developments in the server-side JavaScript
Article
Yuri Marx · Mar 7, 2022

Data migration tool - Part III: from DB2 to IRIS

This is the third part of the series of articles on migrating from the main databases on the market to InterSystems IRIS. In this part, the procedures for migrating from DB2 will be
Question
Pavan Kumar Rayudu · May 30, 2023

Read HL7 message to Iris DB

How to read the HL7 V2.5 messages irrespective of message type to Iris database ? Source system sends HL7 messages of multiple message types to Intersystems through TCP and these messages
Question
Robert Cemper · Apr 9, 2021

How to shrink IRISTEMP db in runtime?

After running an extensive block of daily statistics my IRISTEMP has expanded dramatically. But FreeSpace shows 97% unused and FREE space. How can I shrink IRISTEMP in runtime without
Article
Robert Cemper · Apr 9, 2021

Splitting an IRIS db to multiple drives

I'm looking for a way to have an IRIS db distributed over several (hw) drives. Without touching the internal data structures (e.g. mapping) ! Are there any options in file systems
Question
tom whalen · Dec 8, 2020

Description of the Cache' DB IO flow

Hey folks - I'm working on some training materials and I'm looking for a paragraph or two and/or a diagram that illustrates their record IO flow. Does anyone know of a good outline
Question
ED Coder · Aug 16, 2019

Data not getting inserted into mySQL DB

Hi, I am trying to get my values into a mySQL DB but for some reason it doesnt seem to go into the DB. I do not get any errors. Would appreciate some guidance on this. ClassMethod Orders