Identify and Merge Duplicate Action

[shivamvish160]

This PR is raised to provide solution for one of the active issues in Action pack repo
here is the link of issue: #102

ServiceNow Flow Designer Action: Flag Duplicates Using u_duplicate_of

📌 Description

This Flow Designer Action identifies and flags duplicate records in a specified ServiceNow table using a reference field u_duplicate_of. It compares records based on user-defined match fields and links duplicates to their original entries without deleting any data.

---

🎯 Purpose

• Automate duplicate detection across any table
• Flag duplicates without deleting records
• Maintain traceability using reference links

---

🧾 Inputs

NameTypeDescriptiontable_nameStringName of the table to scan for duplicates| match_fields | String | Comma-separated list of fields used to detect duplicates |

---

📤 Outputs

Name	Type	Description
merged_pairs	Array	List of objects with original and flagged record sys_ids
error	String	Error message if the action fails (optional)

🚀 Usage Example

Inputs:

{
"table_name": "incident",
"match_fields": "caller_id,short_description"
}

Outputs:

{
"merged_pairs": [
{ "original": "abc123", "flagged": "def456" },
{ "original": "ghi789", "flagged": "jkl012" }
],
"

[github-actions]

✅ Valid PR for ActionPack

Thank you for your contribution. This PR complies with the CONTRIBUTING.md.
A maintainer will review this shortly. In the meantime, Happy Hacking!

[rohi-v]

Hi @shivamvish160

The records are getting updated but i still see below value in merged pairs output.

[shivamvish160]

Hi @shivamvish160

The records are getting updated but i still see below value in merged pairs output.

Hi @rohi-v
Can you please provide me the input's which you are giving for the action?

[rohi-v]

table_name is incident and match_fields as caller_id and also tried with caller_id and short_description too.
@shivamvish160

[shivamvish160]

@rohi-v For the same input i am getting the output for passing table as incident and match fields as caller_id,short_description
PFA image for reference

@rohi-v @SapphicFire @snamjosh
Kindly review

[rohi-v]

Thank You for your submission

It's working for small amount of data and not able to return properly for large run.

The output types of the script step and outputs are causing this issue.

[rohi-v]

Closing this for now. Once you make additional changes, feel free to re-open this Pull Request or create a new one.