I’m using a Node Graph panel with Prometheus (format = table) and my nodes query returns a single nodes dataframe with fields like id, title, and Value #nodes. I want to show an additional value in the node click drawer, so I need a column whose field name starts with detail__ (for example detail__m…

Did you try label_replace on the PromQL level?

I once found something that could work like a workaround. If the detail field is the value returned by the query, you can use Add field from calculation transformation - this way, the field will be named anything that you type in the Alias option - it’s considered a new field so it works with the no…

[image] nikhithachinthapall1: detail__messages_received Use Organize fields by name Transformation [image] Add an Organize fields by name transformation | Grafana Labs Learn how to use the Organize fields by name transformation. [image] [image]

[image] nikhithachinthapall1: and my nodes query returns a single nodes dataframe with fields like id, title, and Value #nodes I’m unable to use a Organize fields by Name transformation because I have two queries returning two datasets. And Organize fields by Name transformation only works wh…

label_replace can only modify labels. The problem we’re facing is with the metric value itself - the numeric data point that Grafana puts into the “Value #nodes” column. Metric value → becomes “Value #refId” column

Rename columns in nodes dataframe

Grafana Dashboards

infofcc3 February 13, 2026, 4:33am 7

Before organize fields transformation you use merge transformation then apply organize fields and arrange according to you and rename also work.

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Rename columns in nodes dataframe

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