Splunk Search

How do I insert values for different fields in different rows?

umsundar2015
Path Finder

HI,

My data is like ,

Sno Name URL Column2
1 A Null Null
2 Null https:/ Null
3 Null Null fast

Here I need to fill values in null values using our Splunk search query.

Please help with this query. How do I insert values in the Null value fields?

Regards.

0 Karma

DalJeanis
Legend

Please specify what you want the output to look like.

0 Karma

twh1
Communicator

Hi @umsundar2015 ,
you can use the below query to fill specific value.

base search | eval field_name= if(field_name==" ", "-", field_name)

This query will fill '-' if any null value come, else field value will be passed.

0 Karma

SathyaNarayanan
Path Finder

You can use | fillnull value=

If you want to give value for Specific fields.

| fillnull value=

0 Karma

umsundar2015
Path Finder

Thanks for your reply .
But i need to insert unique values for each field and row .
Can some on help me .

0 Karma

SathyaNarayanan
Path Finder

You use eval command with if or Match for it.

| eval test=if(fieldname=fieldvalue,unique value , 0)

0 Karma
Get Updates on the Splunk Community!

Accelerating Observability as Code with the Splunk AI Assistant

We’ve seen in previous posts what Observability as Code (OaC) is and how it’s now essential for managing ...

Integrating Splunk Search API and Quarto to Create Reproducible Investigation ...

 Splunk is More Than Just the Web Console For Digital Forensics and Incident Response (DFIR) practitioners, ...

Congratulations to the 2025-2026 SplunkTrust!

Hello, Splunk Community! We are beyond thrilled to announce our newest group of SplunkTrust members!  The ...