Introduction

This paper describes how Ensemble behaves after a system crash or similar uncontrolled shutdown or failover. Ensemble is normally configured to start processing messages automatically when the operating system restarts or when the system has failed over to a cluster member or mirror member. No manual intervention is required. But, in order for your system to robustly handle system failure and restart, you must understand how Ensemble handles these conditions and develop your productions using the rules and guidelines in this document.

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InterSystems FAQ rubric

To resolve the error <PROTECT>, remove the read-only attribute of the system-wide library database (IRISLIB for InterSystems IRIS, CACHELIB for Caché/Ensemble/HealthShare (Caché-based))

Once you have finished importing the routine, remember to change it back to read-only.

[Version 2013.1 and above]
[Management Portal] > [System Administration] > [Configuration] > [System Configuration] > [Local Database] Uncheck "Mount read-only" from the database name link.

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Routing Rule Usage -

Can we use Functions and Methods with multiple parameters and refer objects by reference as parameters inside Routing rule ?

How do we handle DB related workflows in Business Rules ?
How can we perform Response object based handling in Business Rules ?
Can we try by extending methods with Ens.Util.FunctionSet and pass in the Context object from the rule as a parameter for certain functions ?
Can we split the Business Operations into methods that can be used from the routing rules and create the message route request flow ?

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Hi all,

For special definition of the company, we need to define a PoolSize according to the environment that the "Ensemble" is working.

So the first try as been add the parameter into "System Default Setting"

However, this parameter is not available in "Setting default values" in Setting tab.

I've opened the code of my production and I've noted that this parameter is a attribute of the XML element of this item

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Question
· Mar 5, 2018
Send txt file thourgh TCP

Hi,

I'm trying to send a txt file over TCP.

The txt file contains lines, every line has a fixed length : 179 characters , however it seems that this length vary while sending it!

So, I need to send the content of the txt file as it is without adding anything.

I'm using as operation EnsLib.TCP.PassthroughOperation.

I need your help please.

Thanks !

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Executive Summary

InterSystems HealthShareÆ and InterSystems EnsembleÆ both provide a rapid integration and development platform with built-in capabilities for the high-speed processing of HL7 messages. For the purposes of HL7 v2 message routing the two products are equivalent in performance. For brevity, this document will just say Ensemble in many places but it should be taken to apply equally to both products.

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Hello,

We would need your help.

When we test using the actual HL7 message, how could we achieve to send the response from the Process to the Service?

Process does not send response to a EnsLib.HL7.Service.TCPService when we test it with a EnsLib.HL7.Operation.TCPOperation, why?

We are developing a Production which is composed by:

- A service: EnsLib.HL7.Service.TCPService

- A bussiness process

- An Operation: EnsLib.HL7.Operation.TCPOperation

We have the following challenge:

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Question
· Oct 19, 2016
Upgrade to Ensemble 2016

Hi All,

We are Upgrading the Application from Ensemble 2009 to 2016.1. We have imported the user, Roles and Resources.
But the Sql Tables and Sql Procedures are not being visible in Management portal -> Security Management -> User.
Please give me a solution or basics steps for importing those.

Thanks,
Manoj J

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Hello,

I want to access the HL7 Router settings from within the HL7 rule. Goal is to create a New class by extending "EnsLib.HL7.MsgRouter.RoutingEngine".

Then create a PARAMETER ProcessMessage which can be set to an integer value for the HL7 Router.

Create a Rule class and based on the value of this setting ProcessMessage
process/not process the messages.

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Hi All

I have a question on working with dev and prod environments.

After project is ready and signed, I usually migrate outcome to production using the export tool from the studio.

For changes/adding to existing projects, I exclude the production class (as it has some different values differing the dev from the live) and I add the differences manually afterwards.

My questions on migrating are:

Does anyone has (to share) his/her best practice steps on "migrating dev to prod"?

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Request for getting Audit/Reporting info.
The ask is for a count of inbound messages by distinct identifier.

My challenge is getting the unique identifer out of the RawContent column in the EnsLib_HL7 table.

Wondering if a temp table can be created to store the value then do a join?

In the below example I am wanting to use the 999998 value in the PID.

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Hi, We have a business process that receives back a character stream that has csv content from a SOAP Operation call. I was hoping to make use of the record mapper to map the content to a record map to be able to process the transactions.

I only see examples/documentation of how to use a File or ftp business operation/service to map the stream to a record map.

Is this at all possible to get the csv stream into a record map batch object.

Regards

Thomas

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Question
· May 28, 2022
Write JSON file in HTTPREQUEST

Hi Guys,

how can I write a json file in httprequest, I'm using the below but when I check what's in mystring it's actually truncated and doen't include all my file?

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We've just published an update to the Serenji extension for VS Code. Starting with this version (3.0.7) you can now debug the code that implements your REST services. Here's a taster:

Read more about Serenji on Open Exchange.

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I need to open a Windows explorer window by pressing button on a Zen page.

Is this possible.? I

performed a search but I did not find anything.

The command I used in the terminal was D $zf(-2,"START C:\WINDOWS\SYSTEM32").

I am not sure how to use this in a Zen application.

Any help will be greatly appreciated.

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I've created a scheduled task that dumps HL7 messages to flat files. It uses the OutputToLibraryStream() method of EnsLib.HL7.Message. I'd like to be able to run it on a mirror member host whether it's primary or backup.

When run against a database that's mounted read-only, it works fine. However, when I attempt to run it against a mirror backup database, I get the following error:

#5002: Cache error: <PROTECT>%LoadData+7^EnsLib.HL7.Message.1

Tracing that back to the source, I find:

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Question
· Mar 29, 2019
Ensemble as a Data lake

We have been storing raw messages in a MySQL database for DR and ad hoc purposes. We are thinking of using an Ensemble instance as our data lake instead. We could segregate the source data by namespace or by global. But either way we'll want a custom global to index the data for data retrieval performance purposes.

Anyone else taking this approach? Any feedback?

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Hi,

I have a client who is considering encryption options in order to comply with a tendering requirement.

Were they to encrypt the production database then what would be a reasonable expectation forthe impact on message throughput. Or possibly more easily answered: what would be the expected impact be on I/O rate and CPU utilization. Are there any benchmarks to which could support an estimate ?

How would this compare with plan B: to use disk encryption ?

Thanks

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Hello InterSystems Community,

We're excited to announce that we've completed our first Open Exchange submission for InterSystems platforms.

BridgeWorks VDM is an ad hoc reporting and graphical SQL query builder application that was designed for any user who needs access to their SQL projections in InterSystems Caché, InterSystems IRIS, InterSystems IRIS for Health databases as well as access to InterSystems DeepSee and InterSystems IRIS BI Cubes with minimal SQL scripting experience.

VDM features:

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