Delete a function field

task brazil Updated Sep 10, 2026 1 min read delete-a-function-field-fg.md

A user with the admin role can delete a function field from its table. Deleting a function field is useful if you want to create a function field with the same name as one that exists on that table.

Before you begin

Role required: admin, function_field_admin

Function fields are stored as columns on the table that you create them on. To delete a function field, you delete the associated column.

Important: No check is made on a where a function field is used when you delete. In addition, deleting a function field is not reversible.

Procedure

Navigate to All > System Definition > Tables.
Select the table with the function field that you want to delete.
Select the column to open its form.
Select Delete Column.

You can only delete the column if the Column name begins with u_ or x_. If the Column name begins with something else, it was created by ServiceNow support. Contact support to delete it.

Result

The function field is deleted and can no longer be used in data visualizations.

Parent Topic:Report on function fields

46 lines · 1.9 KB Wrap lines

---
title: Delete a function field
description: A user with the admin role can delete a function field from its table. Deleting a function field is useful if you want to create a function field with the same name as one that exists on that table.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/now-intelligence/reporting/delete-a-function-field-fg.html
release: brazil
product: Reporting
classification: reporting
topic_type: task
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Report on function fields, Advanced Core UI reporting topics, Core UI Reporting, Reporting, dashboards, and Performance Analytics in the Core UI, Platform Analytics]
---

# Delete a function field

A user with the admin role can delete a function field from its table. Deleting a function field is useful if you want to create a function field with the same name as one that exists on that table.

## Before you begin

Role required: admin, function\_field\_admin

Function fields are stored as columns on the table that you create them on. To delete a function field, you delete the associated column.

**Important:** No check is made on a where a function field is used when you delete. In addition, deleting a function field is not reversible.

## Procedure

1.  Navigate to **All** &gt; **System Definition** &gt; **Tables**.

2.  Select the table with the function field that you want to delete.

3.  Select the column to open its form.

4.  Select **Delete Column**.

    You can only delete the column if the **Column name** begins with `u_` or `x_`. If the **Column name** begins with something else, it was created by ServiceNow support. Contact support to delete it.


## Result

The function field is deleted and can no longer be used in data visualizations.

**Parent Topic:**[Report on function fields](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/now-intelligence/reporting/function-fields-reporting.md)