Kaizen #125 Manipulating Multi-Select Lookup fields (MxN) using Zoho CRM APIs

Kaizen #125 Manipulating Multi-Select Lookup fields (MxN) using Zoho CRM APIs

Hello everyone!
Welcome back to another week of Kaizen. In last week's post in the Kaizen series, we discussed how subforms work in Zoho CRM and how to manipulate subform data using Zoho CRM APIs.
In this post, we will discuss how to manipulate a multi-select lookup fields using Zoho CRM APIs.

Multi-select lookup field

The Multi-Select Lookup Field enables you to establish a many-to-many relationship between two different modules in CRM. It allows you to associate multiple records with each other, from two different modules. 
These associations are stored in an individual module called "Linking Module". Consider there are two modules, Employees and Skills. The Employees module contains details regarding Zylker's workforce, and the Skills module contains details regarding various skills like Social Media Marketing and Content Marketing.
We want to associate multiple skills to an employee. So, a multi-select lookup can be created in the Employees module. When doing so, similar multi-select lookup field will be automatically created in the Skills module, along with the EmpXSkills linking module by Zoho CRM. The underlying data model is described in the below image.
The above chart shows the data model representation when you create a multi-select lookup field in a module. Here, there are two lookup fields—one pointing to the Employees module and the other pointing to the Skills module.
In the linking module, two lookup fields (lookup fields with api names - Employees and Skills) will be created. The lookup fields, one pointing to Employees and the other pointing to Skills from the linking module, establish a connection between the linking module and its associated module.

How to associate an employee's skills while creating an Employee record through the Insert Records API

API names you need before invoking the API
  • The API name of the multi-select lookup field in the modules you want to insert data.
  • API names of the lookup fields in the linking module. Eg: here the API Name of the linking module is "EmpXSkills" and the corresponding lookup field api names are "Employees" & "Skills". You can use the Fields Metadata API for Employees and Skills to get these details.
Step 1
Know the API name of the multi-select lookup field in the module (In our case, Skills is the multi-select lookup field in the Employees module)

To know the API names of the multi-select lookup fields, make a GET - Fields Metadata API call. Among all the Employee's fields, multi-select lookup field can be identified by the json key data_type with the value multiselectlookup. The corresponding connected module can be found from the json connected_module. Below is the API call & response for such a multi-select lookup field.

Request URL : {api-domain}/crm/v6/settings/fields?module=Employees
Request Method: GET

Sample Response: 

The above highlighted keys are the details of the Multi select lookup field. The corresponding keys are explained below:

"multiselectlookup": {
                "display_label": "Skills",   //Display label of the MxN field in the Employees module
                "linking_module": {
                    "api_name": "EmpXSkills", //API name of the linking module
                    "id": "5725767000002166520"
                ...
                "lookup_apiname": "Employees", //API name of the Employee lookup field in the linking module
                "connected_module": {
                    "api_name": "Skills", //API name of the connected module
                    "id": "5725767000002165263"
                },
                "api_name": "Skills_In_Related_List", //API of the related list of the connected module Skills in the Employees module.
                "connectedfield_apiname": "Employees", //API Name of the multi-select lookup field in the connected module (Skills)
               "connectedlookup_apiname": "Skills", //API name of the Skills module lookup field in the linking module.
                "id": "5725767000002166655" //Related List ID
            },
                ...

Step 2
Using the api_name of the linking module, make a GET Fields metadata API call to get the list of fields (along with their api_name) present in it. It lists all fields of the linking module in the response. 
Sample Request and Response

Search for the "data_type": "lookup" in the response. The lookup fields represent the connected modules in association with the linking module.
For example, in our case, the response will have two lookup fields. One of the lookup fields (with api name Employees) points to the Employees module, and the other one (with api name Skills) points to the Skills module

Step 3
Associate records via the Multi-select lookup field using the Insert Records API

To associate records via the MxN field, you need to know the IDs of the records in the Skills module. Here is the input body to insert the skills in the Employee module with the multi-select lookup field Skills
Here is the input body to insert a new Employee record and associate a Skills record to it using the MxN field.

Request URL: {{api-domain}}/crm/v6/Employees
Request Method: POST
Sample Input:
{
    "data": [
        {
            "Name": "Patricia",
            "Email": "patricia@mail.com",
            "Position": "Marketing Specialist",
            "Year_of_Experience": 5,
            "Skills": [ //API name of the multi-select lookup field in Employee module
                {
                    "Skills": { //API Name of the lookup field pointing to the Skills module in the linking module
                        "name": "Marketing",
                        "id": "5725767000002149427" //Record ID in the Skills module 
                    }
                },
                {
                    "Skills": {
                        "name": "Social Media Marketing",
                        "id": "5725767000002149476" 
                    }
                }
            ]
        }
    ]
}



How to disassociate an employee & skills relation while updating an Employee record through the Update Records API 

Request URL: {{api-domain}}/crm/v6/Employees
Request Method: PUT

Sample Input:

{
    "data": [
        {
            "id": "7890710000097291",
            "Name": "Patricia",
            "Email": "patricia@mail.com",
            "Position": "Marketing Specialist",
            "Year_of_Experience": 5,
            "Skills": [
                {
                    "_delete": null, //This association in the linking module will be deleted
                    "id": "5725767000008126002" //Record created in the linking module
                }
            ]
        }
    ]
}

Sending _delete:null will cause delinking of the association.

How to associate an employee's skills via "Linking Module"

You can associate the relationship between Employees and Skills module by creating records in the Linking module (EmpXSkills). Use the API names for the corresponding lookup fields, Employee (API Name: Employees) and Skills (API Name: Skills) in the input body.

Request URL: {{api-domain}}/crm/v6/EmpXSkills
Request Method: POST

Sample Input
{
   "data": [
        {
            "Name": "Patricia",
            "Employees": { 
                "id": "5725767000002161001" //unique record ID in the Employees module. GET your ID here
            },
             "Skills": { 
                "id": "5725767000002149476" //unique record ID in the Skills module. GET your ID here
            }
        }
    ]
}


Sample Response


The id in the above response is the Primary Key ID of an Employee-Skill association record in the linking module. This ID can later be used to do specific operations like association update or deletion via API.

How to disassociate an employee & skills relationship via "Linking Module"
Use the Delete Records API to delete the record which corresponds to the specific relation between Employee and Skills module in the EmpXSkills module. You can get the record ID for the specific association using the Get Records API for the linking module. 
Use the Delete Record API to delete the specific record, thereby deleting the specific association between the Employee and Skills record. Please note that only the association is removed, and not the individual records. 
Sample Request and Response



When to use create/update operation in Employees/EmpXSkills module?

Use "Employees" module: When you want to create/update records in the Employees module, and associate the record with a Skills record in a single API call.
Use "EmpXSkills" module: When you want to associate/disassociate the relationship between existing Employees and Skills records. 

Retrieve data via COQL API and Bulk Read API

There may be situations where you need to fetch records based upon certain conditions.
For example, Zylker's HR team wants to retrieve the list of employees having more than 4 years of experience and are experts in Social media marketing. In this case, they can use Zoho CRM's COQL API or Bulk Read API. Let's see how to achieve this.

Retrieving MxN data via COQL API

We know that both the Employees and Skills modules' association data is maintained in the linking module. In order to retrieve data from the linking module, query using the API name of the lookup fields in the linking module.

Request URL: {{api-domain}}/crm/v6/coql
Request Method: POST

Sample Input:

{
    "select_query" : "select Employees.Name as employee_name, Employees.Year_of_Experience as employee_experience, Skills.Name as skill_name from EmpXSkills where Employees.Year_of_Experience > 4 and Skills.Name like '%Social%'"
}


From the SQL perspective, above COQL can be interpreted as
select emp.Name as employee_name, emp.Year_of_Experience as employee_experience, skill.Name as skill_name from EmpXSkills left join Employees as emp on EmpXSkills.Employees = emp.id left join Skills as ski on EmpXSkills.Skills = ski.id where emp.Year_of_Experience > 4 and ski.Name like '%Social%'

Sample Response


Retrieving MxN data via Bulk Read API

Bulk Read API allows you to fetch a large set of data i.e., you can fetch a maximum of 200,000 records in a single API call. 
To export linking module records, use its API name.

Request Method: POST
Sample input to export linking module's records:
{
    "callback": {
        "method": "post"
    },
    "query": {
        "module": {
            "api_name": "EmpXSkills" //API name of the linking module
        },
        "file_type": "csv"
    }
}

Export linking module records that meet the specified criteria
To export linking module's records based on the given criteria above (similar to the COQL API).
{
    "callback": {
        "method": "post"
    },
    "query": {
        "module": {
            "api_name": "EmpXSkills"
        },
        "fields": [
            "Employees.Name",
            "Employees.Year_of_Experience",
            "Skills.Name"
        ],
        "criteria": {
            "group": [
                {
                    "field": {
                        "api_name": "Employees.Year_of_Experience" 
                    },
                    "comparator": "greater_than",
                    "value": "4"
                },
                {
                    "field": {
                        "api_name": "Skills.Name"
                    },
                    "comparator": "contains",
                    "value": "Social"
                }
            ],
            "group_operator": "AND"
        }
    }
}


As the API is an asynchronous API, the response will not be available instantly; the bulk read job is scheduled, and the status can be checked. Once the job is completed, you will be notified in the callback URL. The records are available in a downloadable CSV file or ICS file (for events). See the Bulk Read API document to know how to view the status of the scheduled job and download the file, along with more sample requests and responses.

We trust that this post meets your needs and is helpful. Let us know your thoughts in the comment section or reach out to us at support@zohocrm.com
Stay tuned for more insights in our upcoming Kaizen posts!

------------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------
Cheers!



    Access your files securely from anywhere







                            Zoho Developer Community




                                                  • Desk Community Learning Series


                                                  • Digest


                                                  • Functions


                                                  • Meetups


                                                  • Kbase


                                                  • Resources


                                                  • Glossary


                                                  • Desk Marketplace


                                                  • MVP Corner


                                                  • Word of the Day


                                                  • Ask the Experts



                                                            • Sticky Posts

                                                            • Kaizen #198: Using Client Script for Custom Validation in Blueprint

                                                              Nearing 200th Kaizen Post – 1 More to the Big Two-Oh-Oh! Do you have any questions, suggestions, or topics you would like us to cover in future posts? Your insights and suggestions help us shape future content and make this series better for everyone.
                                                            • Kaizen #226: Using ZRC in Client Script

                                                              Hello everyone! Welcome to another week of Kaizen. In today's post, lets see what is ZRC (Zoho Request Client) and how we can use ZRC methods in Client Script to get inputs from a Salesperson and update the Lead status with a single button click. In this
                                                            • Kaizen #222 - Client Script Support for Notes Related List

                                                              Hello everyone! Welcome to another week of Kaizen. The final Kaizen post of the year 2025 is here! With the new Client Script support for the Notes Related List, you can validate, enrich, and manage notes across modules. In this post, we’ll explore how
                                                            • Kaizen #217 - Actions APIs : Tasks

                                                              Welcome to another week of Kaizen! In last week's post we discussed Email Notifications APIs which act as the link between your Workflow automations and you. We have discussed how Zylker Cloud Services uses Email Notifications API in their custom dashboard.
                                                            • Kaizen #216 - Actions APIs : Email Notifications

                                                              Welcome to another week of Kaizen! For the last three weeks, we have been discussing Zylker's workflows. We successfully updated a dormant workflow, built a new one from the ground up and more. But our work is not finished—these automated processes are


                                                            Manage your brands on social media



                                                                  Zoho TeamInbox Resources



                                                                      Zoho CRM Plus Resources

                                                                        Zoho Books Resources


                                                                          Zoho Subscriptions Resources

                                                                            Zoho Projects Resources


                                                                              Zoho Sprints Resources


                                                                                Qntrl Resources


                                                                                  Zoho Creator Resources



                                                                                      Zoho CRM Resources

                                                                                      • CRM Community Learning Series

                                                                                        CRM Community Learning Series


                                                                                      • Kaizen

                                                                                        Kaizen

                                                                                      • Functions

                                                                                        Functions

                                                                                      • Meetups

                                                                                        Meetups

                                                                                      • Kbase

                                                                                        Kbase

                                                                                      • Resources

                                                                                        Resources

                                                                                      • Digest

                                                                                        Digest

                                                                                      • CRM Marketplace

                                                                                        CRM Marketplace

                                                                                      • MVP Corner

                                                                                        MVP Corner









                                                                                          Design. Discuss. Deliver.

                                                                                          Create visually engaging stories with Zoho Show.

                                                                                          Get Started Now


                                                                                            Zoho Show Resources

                                                                                              Zoho Writer

                                                                                              Get Started. Write Away!

                                                                                              Writer is a powerful online word processor, designed for collaborative work.

                                                                                                Zoho CRM コンテンツ



                                                                                                  Nederlandse Hulpbronnen


                                                                                                      ご検討中の方




                                                                                                              • Recent Topics

                                                                                                              • Separate Items & Services

                                                                                                                Hi, please separate items and services into different categories. Thank you
                                                                                                              • Metadata API Access to Functions

                                                                                                                I think it would be incredibly helpful to have api access to every function's code. Our team primarily uses deluge functions to update fields across modules according to business logic. I would like to create a visual dependancy model for our CRM, but
                                                                                                              • Zoho mail to contacts and leads, but not to accounts?

                                                                                                                We use the accounts tab a lot for our business because they can be linked to the sales orders. Now we want to use the mail add on to link communication of our emails to our accounts. However this is only possible for contacts and leads? It would be convenient
                                                                                                              • Zoho CRM Layouts

                                                                                                                I have customised all our modules, Leads, Contacts and deals, and within them, I have created lots of different layouts depending on the type of Lead or contact, for example. Since the new Zoho UI came out, they have all disappeared. I have gone into
                                                                                                              • Zoho CRM || Unable to Bulk Assignment of Territories for Contacts

                                                                                                                Dear Zoho CRM Support Team, I hope this email finds you well. We recently performed a bulk upload of Contacts into Zoho CRM using the official sample Excel template downloaded from the CRM. The upload itself was completed successfully; however, we encountered
                                                                                                              • Python - code studio

                                                                                                                Hi, I see the code studio is "coming soon". We have some files that will require some more complex transformation, is this feature far off? It appears to have been released in Zoho Analytics already
                                                                                                              • Direct Access and Better Search for Zoho Quartz Recordings

                                                                                                                Hi Zoho Team, We would like to request a few enhancements to improve how Zoho Quartz recordings are accessed and managed after being submitted to Zoho Support. Current Limitation: After submitting a Quartz recording, the related Zoho Support ticket displays
                                                                                                              • Task Order

                                                                                                                Hello! I've recently switched to Zoho Projects and a long time user of MS Project, Asana and LiquidPlanner (which has recently been purchased) and I'm running into a frustration I'm hoping someone can assist with. It has to do with how tasks are ordered
                                                                                                              • Marketing Tip #19: Upsell on product page to increase order value

                                                                                                                Upselling doesn’t have to feel pushy. It can actually feel helpful when done right. Think "people also bought", upgrades, add-ons, or complementary items. A smart upsell increases your average order value and improves the customer experience by making
                                                                                                              • CRM limit reached: only 2 subforms can be created

                                                                                                                we recently stumbled upon a limit of 2 subforms per module. while we found a workaround on this occasion, only 2 subforms can be quite limiting in an enterprise setting. @Anonymous User I've read about imminent increase of other components (e.
                                                                                                              • Change Last Name to not required in Leads

                                                                                                                I would like to upload 500 target companies as leads but I don't yet have contact people for them. Can you enable the option for me to turn this requirement off to need a Second Name? Moderation update (10-Jun-23): As we explore potential solutions for
                                                                                                              • Kaizen #198: Using Client Script for Custom Validation in Blueprint

                                                                                                                Nearing 200th Kaizen Post – 1 More to the Big Two-Oh-Oh! Do you have any questions, suggestions, or topics you would like us to cover in future posts? Your insights and suggestions help us shape future content and make this series better for everyone.
                                                                                                              • オンライン勉強会のお知らせ Zoho ワークアウト (2/19 参加無料)

                                                                                                                ユーザーの皆さま、こんにちは。コミュニティチームの中野です。 2月開催のZoho ワークアウトについてお知らせします。 今回はZoomにて、オンライン開催します。 ▶︎参加登録はこちら(無料) https://us02web.zoom.us/meeting/register/6AyVUxp6QDmMQiDGXGkxPA ━━━━━━━━━━━━━━━━━━━━━━━━ Zoho ワークアウトとは? Zoho ユーザー同士で交流しながら、サービスに関する疑問や不明点の解消を目指すイベント「Zoho
                                                                                                              • Introducing Record Category in CRM: Group options to see record status at a glance.

                                                                                                                Release update: Currently available for CN, JP, and AU DCs (all paid editions). It will be made available to other DCs by mid-March. Hello everyone, We are pleased to introduce Record Category in Zoho CRM - a new capability where the user can get an overview
                                                                                                              • Removing Tables from HTML Inventory Templates - headers, footers and page number tags only?

                                                                                                                I'm a bit confused by the update that is coming to HTML Inventory Templates https://help.zoho.com/portal/en/kb/crm-nextgen/customize-crm-account/customizing-templates/articles/nextgen-update-your-html-inventory-templates-for-pdf-generator-upgrade It says
                                                                                                              • Zoho CRM for Everyone's NextGen UI Gets an Upgrade

                                                                                                                Hello Everyone We've made improvements to Zoho CRM for Everyone's Nextgen UI. These changes are the result of valuable feedback from you where we’ve focused on improving usability, providing wider screen space, and making navigation smoother so everything
                                                                                                              • Ability to Link Reported Issues from Zoho Desk to Specific Tasks or Subtasks in Zoho Projects

                                                                                                                Hi Zoho Desk Team, Hope you're doing well. When reporting a bug from Zoho Desk to Zoho Projects, we’ve noticed that it’s currently not possible to select an existing task or subtask to associate the issue with. However, when working directly inside Zoho
                                                                                                              • How do i move multiple tickets to a different department?

                                                                                                                Hello, i have several tickets that have been assigned to the wrong department.  I am talking about hundreds of automatically generated ones that come from a separate system. How can i select them all at once to move them to another department in one go? I can select them in "unsassigned open tickets view" but i can't find a "move to another department" option. I also can't seem to assign multiple tickets to the same agent in that same view. Could somebody advice?
                                                                                                              • Let us view and export the full price books data from CRM

                                                                                                                I quote out of CRM, some of my clients have specialised pricing for specific products - therefore we use Price Books to manage these special prices. I can only see the breakdown of the products listed in the price book and the specialised pricing for
                                                                                                              • Something wrong with client script??

                                                                                                                Someone have the same feeling? Client script behavior become very strange..
                                                                                                              • Set Default Status of Assembly to "Assembled" When Entered in UI

                                                                                                                I've just discovered the new "confirmed" status of Assemblies within Inventory. While I understand the intent of this (allowing for manufacturing planning and raw material stock allocation), it was initially confusing to me when manually entering some
                                                                                                              • How to apply customized Zoho Crm Home Page to all users?

                                                                                                                I have tried to study manuals and play with Zoho CRM but haven't found a way how to apply customized Zoho CRM Home Page as a (default) home page for other CRM users.. How that can be done, if possible? - kipi Moderation Update: Currently, each user has
                                                                                                              • Increase Round Robin Scheduler Frequency in Zoho Desk

                                                                                                                Dear Zoho Desk Team, We hope this message finds you well. We would like to request an enhancement to the Round Robin Scheduler in Zoho Desk to better address ticket assignment efficiency. Current Behavior At present, the Round Robin Scheduler operates
                                                                                                              • Plug Sample #14: Automate Invoice Queries with SalesIQ Chatbot

                                                                                                                Hi everyone! We're back with a powerful plug to make your Zobot smarter and your support faster. This time, we're solving a common friction point for finance teams by giving customers quick access to their invoices. We are going to be automating invoice
                                                                                                              • Enrich your contact and company details automatically using the Data Enrichment topping

                                                                                                                Greetings, I hope you're all doing well. We're happy to announce the latest topping we've added to Bigin: The Data Enrichment topping, powered by WebAmigo. This topping helps you automatically enhance your contact and company records in Bigin. By leveraging
                                                                                                              • Zoho Analytics + Facebook Ads: Performance Alerts for Active Campaigns

                                                                                                                Is it possible with integration of Zoho Analytics with Facebook Ads and set up alerts or notifications for active campaigns when performance drops? For example, triggering a notification if CTR goes below a defined threshold or if other key metrics (like
                                                                                                              • SalesIQ Chat Owner to CRM Lead Owner Mapping

                                                                                                                There is no proper mapping between the SalesIQ chat owner and the CRM lead owner. When a chat is assigned to an agent, the lead created in CRM is often assigned to a different user, forcing admins to manually change ownership every time. This creates
                                                                                                              • Enhancements for Currencies in Zoho CRM: Automatic exchange rate updates, options to update record exchange rates, and more

                                                                                                                The multi-currency feature helps you track currencies region-wise. This can apply to Sales, CTC, or any other currency-related data. You can record amounts in a customer’s local currency, while the CRM automatically converts them to your home currency
                                                                                                              • Zoho Billing Partial Proration...

                                                                                                                Hi, In Zoho billing, we offer upgrades, downgrades, suspends, and resumes. We use online payment for most subscriptions, but have only a few that are offline, but we treat them the same either way.. We prorate only parts of these changes.. Right now zoho
                                                                                                              • Ensure Consistent Service Delivery with Comprehensive Job Sheets

                                                                                                                We are elated to announce that one of the most requested features is now live: Job Sheets. They are customizable, reusable forms that serve as a checklist for the services that technicians need to carry out and as a tool for data collection. While on
                                                                                                              • Any update on adding New Customer Payment Providers who support in store terminal devices?

                                                                                                                Currently there is only one Customer payment provider listed for terminal devices in USA- Everyware. They charge a monthly fee of almost $149 minimum. Will you add other providers - like Zoho Payments or Stripe or Worldpay that would allow integrated
                                                                                                              • Getting Subform Fields to Display Top to Bottom

                                                                                                                I have a form where the fields are all in one column. I want to insert a subform where the fields are stacked in one column as well. I have built both the form and subform but the subform displays the fields from left to right instead of a stacked column. This will cause a problem displaying the subform correctly on mobile apps. How can I do this please?' Here is my form with subform now. As you can see the subform "Follow Up Activity" is displaying the fields left to right. I need them to go top
                                                                                                              • [Feature Deprecated] Gamescope in Zoho Projects

                                                                                                                This feature is no longer available. All work and no play makes Jack a dull boy. Well, yes. That's true! Tiring work, buzzing coffee makers, busy turnstiles , occupied meeting rooms, back-to-back status updates and what not. Your everyday routine need not have to be this hectic. It can be more rewarding. It can be more fun. Zoho Projects believes in this fact and hence has launched Gamescope - A module that turns every project into an exciting game and boosts the spirit of your team by leaps and
                                                                                                              • How to Convert NSF to PST Format Effortlessly? - SYSessential

                                                                                                                It is highly recommended to obtain the error-free solution of the SYSessential NSF to PST converter to convert NSF files from Lotus Notes. Using this professional software, it becomes easier to convert all NSF database items, including emails, journals,
                                                                                                              • Can't connect to POP and SMTP over VPN

                                                                                                                I use Thunderbird to access Zoho Mail via POP and SMTP. I have configured an app-specific password for Thunderbird to use. Everything is properly configured and works correctly — until I enable my VPN. I'm using a paid commercial VPN service (Mullvad).
                                                                                                              • my zoho mail is hacked

                                                                                                                my email is sending my username and password to people i dont know
                                                                                                              • Suministrar accesos

                                                                                                                Asunto: Enable UPLOAD_RULE for API Attachments Mensaje: Hola, Necesito habilitar la capacidad de subir attachments vía API en Zoho Mail. Actualmente recibo el error: "UPLOAD_RULE_NOT_CONFIGURED" al usar el endpoint: POST /api/accounts/{accountId}/messages/attachments
                                                                                                              • how to change the page signers see after signing a document in zoho sign

                                                                                                                Hello, How can I please change the page a signer sees after signing a document in Zoho Sign? I cannot seem to find it. As it is now, it shows a default landing page "return to Zoho Sign Home". Thanks!
                                                                                                              • Introducing real-time document commenting and collaboration in Zoho Sign

                                                                                                                Hi, there! We are delighted to introduce Document commenting, a feature that helps you communicate with your recipients more efficiently for a streamlined document signing process. Some key benefits include: Collaborate with your recipients easily without
                                                                                                              • Polish signer experience to compete with docusign

                                                                                                                I would like to suggest that someone spend the little bit of time to polish the signer experience, and the email templates to more of a modern professional feel. They are currently very early 2000s and with some simple changes could vastly improve the
                                                                                                              • Next Page