#ObjectScript

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InterSystems ObjectScript is a scripting language to operate with data using any data model of InterSystems Data Platform (Objects, Relational, Key-Value, Document, Globals) and to develop business logic for serverside applications on InterSystems Data Platform.

Documentation.

Question Deák Tamás · Nov 23, 2025

Hello word!

I am new in this field and i am coming from the dot net and angular world.
So hello to everyone!

Im trying to understand the unit test in the vs code what is works in the community version at home (25.2).
I set the  ^UnitTestRoot to somewhere and setted the "unitest: enabled" setting in the settings.json file. 
But it is not work and can't run. Is't it scan? It is not a problem because i can run it dircetley with ##class(classname).RunTest() and it runs but doesn't contain anyting. The Restresult is exist but it is empty.

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Question Lee Butcher · Jul 15, 2024

Hi

We have a use case whereby very large HL7 MDM messages, which contain many OBX segments, need to be processed by a custom business process. Part of the process is to iterate over each OBX segment and set a value in the same field for each segment.

Testing with a message that is ~500MB and contains over 8000 OBX segments I've encountered <STORE> errors, which surprisingly seems to be due to using SetValueAt. It appears to get through a few thousand segments before it falls over with the memory error, which I assume is because the SetValueAt method keeps in memory each preceding OBX segment?

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Question Michael Davidovich · Apr 23, 2025

I think I found my solution but I'm trying to understand better why it works. Forgive me as my descriptions here may be scattered but I'm trying to piece the puzzle together.

Scenario: I've found there are times when I make a request using a %Net.HttpRequest object and as I'm debugging and stepping through via the debugger in VSCode, if I try to access an object in the 'variables' menu, sometimes when I click that little expand button it will just spin and never load what's in the object to the viewer.

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Question Niklas Thilmont · Dec 13, 2021

Hey InterSystems Community,

I noticed something interesting in regards to business rule editing. Whenever you use the Management Portal or Studio to edit a business rule, the " characters gets escaped to a &quot;.

Which results in the following code:

As long as you are not mixing development styles - as in, sticking to only the UI or only the code, it is not a problem. But as soon as you mix both, the escaping starts to hinder readability of the rules a bit. I noticed that this is not the case with other interoperability features, like data transformations.

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Question Fabio Care · May 27, 2025

I am testing vectorsearch, while doing so I am trying to paginate my resultset for a "next page" function to give me the first, second, third 15 entries within a table. 

For this I have two embedding classes. One with a HNSW Index (vectornomicembedtextlatest), and one without (vectornomicembedtexttest).

Calling SELECT ID,PRIMKEY FROM SQLUser.vectornomicembedtexttest LIMIT 5 OFFSET 1 works fine with the first entry having the rowID of 486448. (I deleted old entries in the beginning and reused the table)

SELECT ID,PRIMKEY FROM SQLUser.

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Question Davidson Espindola · Oct 6, 2024

Good morning, everyone

I purchased an HP LaserJet M101-M106 printer, and I'm trying to print via the Windows cache device, but I can't get it to work.
I can send it, but it doesn't print.
Physical device name: |PRN|HP LaserJet M101-M106
Type: Other
Subtype: P-DEC
Open Parameters: “W”

Could someone help me with what might be happening?

Otherwise, thanks

Davidson

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Question Scott Roth · Oct 13, 2025

I have a custom defined priority field that is being stored as a number type

<record name="LocalClinicalMeSHTerms" type="serial">
<field name="LocalClinicalExpertiseCodedValue" type="{CODETYPE}" codeFamily="HSPD" codeTable="LocalClinicalExpertise" codeScheme="{MASTER}"/>
<field name="LocalCliniclDisplayOrder" type="number"/>
</record>

However, within the overviewIndividual.cls form

				{
					"type": "HSPD.collection",
					"key": "LocalClinicalMeSHTerms",
					"hideExpression": "formState.lib.hideField(formState) && model.
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Question Chris Lambert · Oct 17, 2024

Hello,

I'm trying to carry a custom error from one business process to another.

BPL:LookupClass fails it's lookup and a custom error of "Lookup XYZ" is generated.

The class quits with that error, but upon quitting, the custom error gets wrapped in an Ensemble System error: 

ERROR <Ens>ErrBPTerminated: Terminating BP LookupClass # due to error: Lookup XYZ

This means, when I use the %LastError property to get the error message, it's not got the value I want to use. In this case, "Lookup XYZ".

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Question Scott Roth · Feb 22, 2024

Our 3M Computer Assisted Coding system goes down on a regular basis for updates, the Applications folks like us to Disable the Business Operations when this happens and start them back up when they page the on-call person. The Business Operations have to be started in a sequence to guarantee that all the ADT being sent it processed before we start sending everything else.

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Question Ali Chaib · Dec 19, 2024

Every time I try to update an SQL table using odbc connection, I'm getting: ERROR <Ens>ErrException: <MAX $ZF STRING>zPrepareW+1^%Library.SQLGatewayConnection.1

Set sqlStatement = "UPDATE dbo.Table1 SET OriginalMessageText="_OriginalMessageText_"WHERE Id='"_Id_"'"
$$$TRACE("SQL Statement: "_sqlStatement)

I know that the problem is with the length of the ORU HL7 message  (that contains OBX base64 PDF file ) I'm trying to update in the table, but is there a way to fix this? other than truncating the message ?

I also tried this statement but it didn't work as well


Set sql = "UPDATE dbo.

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Question Luis Dellán · Mar 10

How to execute a stored procedure in a remote DB2 database?

Hi Everyone,

I want to access a stored procedure in a remote DB2 database. The stored procedure in question is linked and receives a numeric value, returning a cursor with N number of rows. Sometimes the number of rows reaches hundreds of thousands, so I need to apply pagination.

I've been reading about the %ScrollableResultSet library, but it doesn't allow me to call a stored procedure.

Here's part of the code:
Set pValor=12345678
Set callSql="CALL Paquete.ClaseSpRemoto(?)"
Set rs=##class(%ScrollableResultSet).

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Question Saju Abraham · Feb 3, 2025

Hello All,

I need help Integrating the vendor-provided code into the current code to check if the data is an array and if it is, iterate through each item using a for each loop. Also, I need to hit every error handler code mentioned at the bottom along with the transform in both instances.

My Current Code:

/// Given a patient number in a JSON string format, this includes required transformations and makes use of 
/// the MPI Query Handler to pull basic demographics from Epic. 
Class CUH.Proc.DCIQGetPatient Extends Ens.

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Question Alin Soare · Jul 30, 2024

Hi there,

My purpose is to encrypt a communication using JWT tokens.  I am developing on IRIS and my purpose is to generate a JWT token that will run on an older version of Cache (so I have to use functions that are compatible with the older version, Cache).

I wrote this code in IRIS:

s username = "user-test123"
set st = ##class(%OAuth2.Utils).TimeInSeconds($ztimestamp,0)
set et = ##class(%OAuth2.Utils).TimeInSeconds($ztimestamp, 60*15)

s payload = {"id": "test-id-123", "username": "test-username"}
s payload.exp = et
s payload.

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Question Ashok Kumar T · May 16, 2025

Hello Community,

Is it possible to retrieve/find all the names of subroutines, procedures, or functions from a deployed routine?. in the routine below, how can I extract names like x2 and execsql? I’ve just tried using openId on %RoutineMgr  but it didn’t help.

xdeploy.mac
xdeploy
 quit
x2 ; test1
 write 123
 q
execsql(sql) ; test2
 Set tResult = ##Class(%SQL.Statement).%ExecDirect(,sql)
 Return tResult

Thanks

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Question Scott Roth · Aug 1, 2024

As I begin our adventure into using an External FHIR Repository, I wanted to see what opinions people have about a design Idea I was working on. 

I want to create a way that my Team has the ability to send a Message Type, and the system knows from that Message Type which FHIR queries to execute and return the Response back to the user, sort of like a FHIR Query Hub. Does this sound reasonable?

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