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Botai Zhang · Jan 25, 2021

Built in multi model integration using InterSystems iris data platform

ObjectScript class definitions are often used as templates for creating objects such as patients, departments, or healthcare workers. 2.
Article
Danny Wijnschenk · Nov 14, 2017

Advent of Code 2016 Day14: One-Time Pad

If countKey = 64 Quit } } } Write "Index = ",index,! } Catch { Write "Error : ",$ZError,!
Question
Arto Alatalo · Apr 29, 2020

OpenId() is slow, why?

The name of the <index>Open method is based on the name of the index. I suspect that in one case the name of the IDKEY index is "IDKEY" and in another it is "idkey".
Article
Yuri Marx · Jan 16, 2021

Creating and listing XData definitions

for property DOB Index DOBIndex On DOB; ClassMethod AddTestData(amount As %Integer = 10) { d ..Populate(amount) } /// Documentation for Person XData PersonDocHtml
Article
Iryna Mykhailova · Aug 15

A beginner's guide to creating SQL tables and seeing them as classes

Do not edit the SqlName of this index.
Question
Jack Rack · Oct 11

How can I implement an efficient multi-shard SQL query in an InterSystems IRIS sharded cluster?

**Define Optimal Indexes**: Use indexing methods tailored to query patterns: - Standard indexes for commonly queried columns.
Question
Dmitrii Baranov · Dec 12, 2024

%ExistsId and %OpenId methods for linked tables in FHIR Facade do not work

One of these tables is projected to the Patient class. I want to select a record from this table by ID and convert it to a FHIR resource using the %ExistsId and %OpenId methods.
Announcement
Steve Brunner · Nov 7, 2016

Caché and Ensemble 2017.1 field test now available

as this query does not involve any looping and any index references. We will mark these queries as natural in the SQL statement index.
Discussion
Sylvain Guilbaud · Feb 21, 2022

How to efficiently store historical data, similar to current data, without mixing physical storage ?

Old versions are only indexed on the parent field. Why together ? ? ? Who wants that ? ? ? Where ? ? ?A simple MERGE ^archive(....)=^source(....)
Question
Stefan Schick · Mar 24, 2022

Howto add / remove searchtable items

indexValue On (PropId, PropValue, DocId) [ IdKey, Unique ]; Index indexDocId On (DocId, PropId, PropValue) [ Unique ]; XData SearchSpec [ XMLNamespace = "http://www.intersystems.com
Question
Scott Roth · Jun 9, 2020

Querying a Cache Table from a Business Rule

If the lookup field is indexed (Location in your case) you can use this function for all Lookup checks: ClassMethod Exists(class As %Dictionary.CacheClassname, index As %String, value
Announcement
Evgeny Shvarov · Mar 21, 2022

Technical Bonuses for InterSystems IRIS Globals Programming Contest 2022

Functional Index Implementation - 5 points Introduce an implementation of Functional Index with globals and collect 5 extra points. Documenation. Example.
Question
Jun Suzuki · Aug 8, 2022

Unable to perform basic SQL Queries : [SQLCODE: <-400>:]

from an existing table : for a given table `tableB` : `CREATE INDEX index_name ON tableB (col1, col2) `.
Article
Guillaume Rongier · Feb 29, 2024

FHIR Repository customization with Embedded Python

diff of the 2 patients.
Article
Laura Blázquez García · May 23

Introducing FHIRCraft: a simple synthetic FHIR resource generator

Unlike Synthea, it doesn’t aim to simulate entire patient histories or clinical workflows.