#Multi-model

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A multi-model database is designed to support multiple data models against a single, integrated backend. Document, graph, relational, and key-value models are examples of data models that may be supported by a multi-model database.

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Article Rob Tweed · Feb 26 6m read

Introduction

My guess is that most IRIS developers create their applications using its native ObjectScript language or, if using an external language, then most likely using either Java, Python or perhaps C++.

I suspect that only a minority have considered using JavaScript as their language of choice, which, if true, is a great shame, because, In my opinion and experience, JavaScript is the closest equivalent to ObjectScript in terms of its ability to integrate with the IRIS's underlying multi-dimensional database. 

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Question Ashok Kumar T · Sep 28

Hello Community

The InitialExpression keyword values does not to set default values for properties in classes that extend %CSP.Page, unlike in other class types such as %Persistent or %RegisteredObject, where it works as expected during object instantiation (typically via %New()).

  1. Is %CSP.Page instantiated using %New() under the hood, or does it use a different initialization mechanism?
  2. Are there specific limitations or behaviors in CSP pages that prevent InitialExpression from working as expected?

Thank you!

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Article Kate Lau · May 28 6m read

Hi everyone,

It's me again😁. As usual I would like to share something I study recently, and today, I would like to share about the document DB😁.

1st of all, let's go to the documentation https://docs.intersystems.com/irislatest/csp/docbook/DocBook.UI.Page.cls?KEY=GDOCDB_intro
Well, I must say, this one is much better to follow than the others, which I read before. 😭 Finally😭😭

Ok, let's start walking through it together

Here we go😀, we start a terminal from VSCode to connect to our IRIS

We are going to created Document DB demo.docpatient
 

1.1 Check the Document DB exist or not

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Article Daniel Cole · Feb 14 5m read

InterSystems has been at the forefront of database technology since its inception, pioneering innovations that consistently outperform competitors like Oracle, IBM, and Microsoft. By focusing on an efficient kernel design and embracing a no-compromise approach to data performance, InterSystems has carved out a niche in mission-critical applications, ensuring reliability, speed, and scalability.

A History of Technical Excellence

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Article Heloisa Paiva · Feb 6, 2024 7m read

Introduction

Not so long ago, I came across the idea of using Python Class Definition Syntax to create IRIS classes on the InterSystems Ideas Portal. It caught my attention since integrating as many syntaxes as possible gives visibility to InterSystems’s products for programmers with experience in many languages.

The author of that idea pointed out the possibility of creating classes using Python’s syntax, in addition to the currently available ones on IRIS. This concept inspired me to write this article, exploring the possibilities of accessing the full InterSystems power employing only Python.

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Announcement Emily Geary · Feb 8, 2024

Hello Everyone,

The Certification Team of InterSystems Learning Services is developing an InterSystems IRIS Developer Professional certification exam, and we are reaching out to our community for feedback that will help us evaluate and establish the contents of this exam.

Note: This exam will replace the current InterSystems IRIS Core Solutions Developer Specialist exam when it is released. Please note from the target role description below that the focus of the new exam will be more on developer best practices and a lot less on the ObjectScript programming language.

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Article Ashok Kumar T · Aug 31, 2023 2m read

In this article, I am demonstrating how to create a table column(formerly known as properties) with your custom datatype classes by using User defined DDL. Properties are the crucial member of the persistent class definition. Datatypes are essential to define types of values that are stored in a table column. In general, the datatype names of SQL different from Intersystems datatypes, such as VARCHAR = %String. you have the ability to create or modify a table by using these datatypes. Indeed, you’re creating the tables through DDL and you have your own datatype classes are already defined.

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Article Iryna Mykhailova · Aug 2, 2022 8m read

Before we start talking about databases and different data models that exist, first we'd better talk about what a database is and how to use it.

A database is an organized collection of data stored and accessed electronically. It is used to store and retrieve structured, semi-structured, or raw data which is often related to a theme or activity.

At the heart of every database lies at least one model used to describe its data. And depending on the model it is based on, a database may have slightly different characteristics and store different types of data.

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Article Rob Tweed · Dec 20, 2021 1m read

For those of you who might be new to IRIS, and even those who have used Cache or IRIS for some time but want to explore beyond its usually-assumed boundaries and practices, you might want to dive into this detailed exploration of the database engine that is at its heart, and discover just what you can really do with it, going way beyond what InterSystems have done with it for you. 

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Announcement Anastasia Dyubaylo · Feb 2, 2021

Hi Community,

We're pleased to invite you to the online meetup with the winners of the InterSystems Multi-Model Contest!

Date & Time: Friday, Febraury 5, 2021 – 10:00 EDT

What awaits you at this virtual Meetup? 

  • Our winners' bios.
  • Short demos on their applications.
  • An open discussion about technologies being used, bonuses, questions. Plans for the next contests.
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Article José Pereira · Feb 2, 2021 12m read

Image search like Google's is a nice feature that wonder me - as almost anything related to image processing.

A few months ago, InterSystems released a preview for Python Embedded. As Python has a lot of libs for deal with image processing, I decided to start my own attemptive to play with a sort of image search - a much more modest version in deed :-)

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A tast of theory 🤓

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Article Renato Banzai · Jan 30, 2021 3m read

Making a blog using Python + IRIS Globals

Since I started to use internet (late 90's), I always had a CMS (content management system) present to make easier post any information in a blog, social media or even an enterprise page. And later years putting all my code into github I used to document it on a markdown file. Observing how easy could be persisting data into Intersystems IRIS with the Native API I decided to make this application and force myself to forget a little of SQL and stay open to key-value database model.

What is a blog?

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Article Tani Frankel · Jan 19, 2021 2m read

For the benefit of those who want to use the Document Database (DocDB) capabilities within InterSystems IRIS, and specifically the REST API it provides, I put together a PostmanCollection that provides samples for several basic calls.

For example:

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Announcement Anastasia Dyubaylo · Jan 7, 2021

Hi Developers,

We're pleased to invite all the developers to the upcoming InterSystems Multi-model contest kick-off webinar! The topic of this webinar is dedicated to the Multi-model contest.

On this webinar, we will demonstrate the APIs for each data model in action.

Date & Time: Monday, January 11 — 10:00 AM EDT

Speakers:  
🗣 @Benjamin De Boe, InterSystems Product Manager
🗣 @Bob Kuszewski, InterSystems Product Manager - Developer Experience
🗣 @Evgeny Shvarov, InterSystems Developer Ecosystem Manager

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Question Michael Gosselin · Apr 30, 2020

Hi again!

I logged into the demo IRIS again, and for some reason, today, I had an "Classpath is incomplete" warning message. The classpath is defined under quickstarts-multimodel-java.  Here is the contents of the file :

<?xml version="1.0" encoding="UTF-8"?>

<classpath>

    <classpathentry kind="src" path="src"/>

    <classpathentry kind="lib" path="lib/intersystems-jdbc-3.0.0.jar"/>

    <classpathentry kind="lib" path="lib/intersystems-xep-3.0.0.jar"/>

    <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>

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Announcement Derek Robinson · Feb 21, 2020

I wanted to share each of the first three episodes of our new Data Points podcast with the community here — we previously posted announcements for episodes on IntegratedML and Kubernetes — so here is our episode on InterSystems IRIS as a whole! It was great talking with @Jenny Ames about what sets IRIS apart, some of the best use cases she's seen in her years as a trainer in the field and then as an online content developer, and more. Check it out, and make sure to subscribe at the link above — Episode 4 will be released next week!

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Announcement Michelle Spisak · Oct 22, 2019

The Learning Services Online Learning team has posted new videos to help you learn the benefits of InterSystems IRIS. Take a peek to see what you stand to gain from making the switch to InterSystems IRIS!

Why Multi-Model?
Stefan Wittmann presents use cases for the multi-model data access of InterSystems IRIS data platform. He shows the multi-model architecture that allows you to use the data model that best fits each task in your application — relational, object, or even direct/native access — all accessible through the language of your choice.

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