#Caché

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InterSystems Caché is a multi-model DBMS and application server. See more details here.

Documentation.

Question Richard Prouvot · Aug 28, 2024

? 4 U:

IS THERE A WAY TO OPEN THE TERMINAL WINDOW WITH INTERNAL IP AND NAMESPACE FROM HREF TAG IN AND HTML 

i KNOW I CAN CALL ON THE MANAGEMENT PORT VIA A HREF TAG:

<td><a href=""http://"_IP_":57773/csp/sys/exp/%25CSP.UI.Portal.GlobalList.zen?$NAMESPACE="_USER_"&$NAMESPACE="_USER_" id=""rr"" onclick='selectedRow()' target='_blank'>Portal</a></td>"

BUT WHATEVER I TRIED, JAVASCRIPT OR ANYTHING ELSE I CAN'T OPEN A TERMINAL WINDOW

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Question Steve Pisani · Sep 16, 2024

IRIS Health Monitor is part of System Monitor (see here).
The intention is to further process the captured sensor reading in order to identify the "health" of a system by checking the sensor reading values against pre-defined Base, Min and Max absolute values, and alert accordingly. Additionally,  instead of absolute values, you can create Charts (which can be different for different periods of a day), that contain a learned minimum and maximum value after a time spent by the system (at least 24 hours) analysing sensor readings.

The sensor readings included in Health Monitor are defined here.

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Article Robert Cemper · Sep 12, 2024 2m read

During testing the added Multi-Namespace feature I met a challenge
that required intervention. This simple request created 1000 lines of output.

USER>do ^rcc.find
----------------
 
enter search string [$ZU] <blank> to exit:
          Verbose? (0,1) [0]:
          Force UpperCase? (1,0) [1]:
 
enter code type (CLS,MAC,INT,INC,ALL) [ALL]:
 
select namespace (ALL,%SYS,DOCBOOK,ENSDEMO,ENSEMBLE,SAMPLES,USER) [USER]: all
  • As for the verbose variant you my run a log on your terminal to keep the result in details
  • though a real summary was still missing.
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Question Richard Prouvot · Sep 12, 2024

I have a DOS batch file that calls *.scr script to back up an existing routine and upload the newly updated one.

I have a backup folder setup in C:\Users\[username]\Backup\ on each server, some with more recent versions of cache. The *.scr script calls on the command:  $SYSTEM.OBJ.Export(routine,path) . 

The problem is that it works consistently in some servers but not in others. Where it fails, the session unexpectedly terminated. Please note that the command works on the remote server terminal window where the script terminates unexpectedly.

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Question Igor Barboza · Aug 15, 2024

Hello every one, here in our company we are trying to develop a tool to help us in our "Code Review" that today is completely done for another developer.
So I need to develope a tool that reads a class/routine (Already done) and identify if in the current line there is some abbreviated command, that is against our policy of codification, for example:
s variable = "test"
d ..SomeMethod()

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Article Tomoko Furuzono · Sep 5, 2024 1m read

InterSystems FAQ rubric

In SQL, NULL data and the empty string ('') are different data. The method for setting and checking each is as follows.

(1) NULL data

[SQL] 

insert into test(a) values(NULL)
select * from test where a IS NULL

[InterSystems ObjectScript]

set x=##class(User.test).%New()
set x.a=""

(2) Empty string ('')

[SQL]

insert into test(a) values('')
select * from test where a = ''

[InterSystems ObjectScript]

set x=##class(User.test).%New()
set x.a=$C(0)

For more information, please refer to the following documents:

NULL and empty strings [IRIS]
NULL and empty strings

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Announcement Raj Singh · Feb 14, 2023

For those of you who still use the Studio IDE for ObjectScript programming and are going through the process of migrating to VS Code, did you know there's a section in the VS Code documentation just for you? Have a look at the Migrating from Studio chapter. It covers:

  • Server-side editing and source control
  • Studio projects
  • Importing server definitions from the Windows Registry
  • Loading Studio snippets and syntax colors

And now there's a new section, Keyboard Shortcuts, that shows you the VS Code equivalent for shortcuts you may be used to, so your hands never have to leave the keyboard.

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Question Samyuktha Chaudhary · Sep 2, 2024

I'm trying to convert date - 2023-09-28T20:35:41Z to BST/GMT format. I tried with $ZDT($ZDTH("2023-09-28T20:35:41Z",-2),8,1) but it's giving the output as '19700101 01:33:43' and looks link the date format in $ZDTH specified is wrong. Any inputs or solution would be appreciated.   

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Question Richard Prouvot · Aug 28, 2024

IS IT POSSIBLE TO COMAPRE TWO ROUTINES ACCROSS INHOUSE NETWORK AND IF SO THEN WHAT IS THE PROPER SYNTAX TO USE?

SAMPLE:

K ^RICH D ##class(%Library.Routine).RoutineCompare("\\IP\C$\.......\$NAMESPACE","RTN","\\LOCALHOST\..........\$NAMESPACE","RTN","^RICH")

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Question water huang · Sep 1, 2024

i use %SYSTEM.WorkMgr  to handle data by multicompile=1,but i find that,after WaitForComplete,the processes created by %SYSTEM.WorkMgr  are still stand by,

and status is evtw,after i run many times,the processes are more.and this will cause server falls into trouble.so my question is ,how to kill the processes that created by using the %SYSTEM.WorkMgr,and how to avoid  to make the server falls into trouble,why  this will cause server falls into trouble。and is there a better way to handle data by mult process?

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Question Michoel Reach · Mar 31, 2021

We have a background job that keeps an eye on our ongoing CSP sessions, counts licenses used and some other tasks. Question: If I know the session ID (something like "wuuZ2Gwgxw"), how do I (find and) end that particular session programmatically in ObjectScript - i.e., the equivalent of %session.EndSession=1 in the csp page code?

Thanks!

Michael Reach

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Question Richard Prouvot · Aug 28, 2024

IS THERE A WAY TO JOB A $SYSTEM.OBJ FUNCTION AND FIND IF THE JOB IS RUNNING OR FINISHED TO ASYNCHRONOUSLY CONTINUE OR HALT THE PROCESS?

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Question Martin Nielsen · Aug 21, 2024

We have a CSP pages script, which gets and sets a cookie for email tracking purposes, we had problems with cookies not being passed to this script when the URL was opened from an email client due to being cross-site, so I set Session Cookie Scope & User Cookie Scope to None instead of Strict.

This solved the issue with cookies not being passed, however the script entirely does not work anymore due to the error:

"Invalid CSP response cookie. SameSite cannot be set to None without Secure.

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Question Anna Golitsyna · Aug 22, 2024

Is there a general way to set a variable XYZ equal to the text of thecode line being executed now? Debugger or production. For example, for a code below if code is currently assigning a to 1, XYZ would be equal "S a=1". The same question about a variable containing current routine name.

S a=1

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Article Hiroshi Sato · Aug 22, 2024 1m read

InterSystems FAQ rubric

The following code downloads https://www.intersystems.com/assets/intersystems-logo.png and saves the file as c:\temp\test.png.

You need to define an SSL configuration called SSLTEST before executing this code

ClassMethod download() As %Status
{
    Set sc = $$$OK
    Set httprequest=##class(%Net.HttpRequest).%New()
    set httprequest.Port = 443
    set httprequest.Https = 1
    set httprequest.SSLConfiguration = "SSLTEST"
    Set httprequest.Server="www.intersystems.com"
    Do httprequest.Get("/assets/intersystems-logo.png")
    Set httpresponse=httprequest.
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Question Ron DeGeus · Aug 19, 2024

I am looking for an installation kit: CachePCkit_x64.exe for 64 bits Windows newer than 2015.1
I have had a computercrash and needed to install Caché all over again.
Unfortunately I only had the kit from 2013 and that had just one feature missing.
I always could do anything I had to do with Caché 2015,2 and I don't need anything else.
Could somebody help me?
 

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Question Colin Brough · Aug 20, 2024

Question: can a business process with pool size > 1 invoke external programs in parallel via $ZF(-100)?

We have a production that takes HL7 (ORU_R01) messages in and produces a PDF from each one for onward transmission to a document store.

The PDF creation is implemented in a business process which transforms the HL7 to XML, saves the XML to the filesystem, then calls Apache FOP (the version distributed with Ensemble) via $ZF(-100) to produce the PDF, which is stored on the filesystem.

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Question Raja Seetharaman · Aug 18, 2024

Hello, I am total newbie when it comes to ObjectScript (just started going through the tutorial).  We have a task where we have to update the port number for 75-100 items (say for half of the items in our production).  Going through the documentation and other community posts it looks like we could utilize class method 'ApplySettings' in Ens.Production.  But we are running into an issue.  Below is what we currently have.  When we hard code the item, it works.  But, if we store the item in a variable and try it pass it through.  Then it doesn't work.  We are also not seeing an error.

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Announcement Andreas Schneider · Sep 8, 2021

Dear ladies and gentlemen, in the last month I've improved my Tool Caché Monitor... but first: the name

The name Caché Monitor was chosen to reflect the close integration of the tool with the Caché database. The established name Intersystems Caché will likely be completely replaced by InterSystems IRIS Data Platform in the foreseeable future I think. So a rebranding step became necessary. In order to be less closely tied to a product name in the future, a new name has been chosen to be more neutral: SQL Data Lens

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Question David Sterngast · Apr 4, 2021

I have an application that is called by terminal in local cache environment. The application basically has two processes that runs and does the below call to retrieve files and sub-directories in separate folders.    When the main process starts, it jobs off and calls the second process that gathers all files in a directory by using a window dir and file command that pipes the results to a file.  The main process continues on and does the same thing but from a different folder.  When checking out what was retrieved by the secondprocess, there were directories and files missing.   When I run this as just one process it works properly.    I am running this on a 2017 license cache instance.   I have also tried this on IRIS instance and got the same results.  Could you please advise me what is causing the window directory to not work properly when running the processes at the same time?

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Article Megumi Kakechi · Aug 15, 2024 3m read

InterSystems FAQ rubric

Temporary globals stored in the IRISTEMP/CACHETEMP databases are used when a process does not need to store data indefinitely, but requires the powerful performance of globals. The IRISTEMP/CACHETEMP databases are not journaled, so using temporary globals does not create journal files.

The system uses the IRISTEMP/CACHETEMP databases for temporary storage and are available to users for the same.

For more information about temporary globals and the IRISTEMP database, see the following document:
Temporary Globals and the IRISTEMP Database

The globals used as temporary are:

1.

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Question Arcady Goldmints-Orlov · Aug 14, 2018

Traditional Caché Objectscript has the multi-dimensional array as its main form of complex data structure and the $order command as the main means of traversing said data structures. But newer versions of Caché ObjectScript also have data structures that are direct parallels of what languages such as JavaScript provide, in the form of %DynamicObject and %DynamicArray. These have an easy to use iterator feature via the %GetIterator method, and even a handy built-in literal syntax for constructing new objects.

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Question Robert Driver · Aug 5, 2024

Ok, I am attempting to clarify the required use of the RESIZE command, when you have a UNIVERSE or a UNIDATA DB attached to Cache. Traditional UNIVERSE / UNIDATA databases 'require' that hashed files be re-sized according to historic use, to prevent file overflow (aka. performance issues). It is not clear if that requirement is fully eliminated by attaching one of these databases to Cache. It is clear that, if you do not allocate 'enough' space on Cache for the database 'as a whole', that is a problem.

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Article John Murray · Aug 9, 2024 1m read

A nice feature that we recently added to version 2.12.6 of the VS Code ObjectScript extension is controlled by this new setting:

objectscript.serverSourceControl.respectEditableStatus

When set true in JSON, or checked in the Settings Editor, a server-side file will be read-only if the source control class for the namespace reports that it is not editable.

This option may be of particular interest to users of our Deltanji source control product, particularly when used in combination with the Deltanji extension for VS Code

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