---
sourceDocument: Yokohama Build or modify applications
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/yokohama/application-development

 Release :

    - yokohama

ft:locale :

    - en-US

ft:publication_title :

    - Yokohama Build or modify applications

ft:clusterId :

    - cadev

bundleId :

    - cadev

workflow :

    - Development, Data, and Analytics


---

# Modify application data tables

# Modify application data tables {#ariaid-title1}

* Release version: Yokohama
* 
* Updated January 30, 2025
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

Use Table Builder to modify data tables used in your application.
Role required: admin, sn_app_eng_studio.user, or delegated_developer  
To modify data tables associated with your application:

1. Navigate to AllApp EngineApp Engine Studio.
2. From the My Apps page, open your application.
3. Under the Data heading, select the Additional actions icon (![Additional actions.]()) for an existing table in your application, and then select Edit.
{#edit-data__ol_cnm_krf_25b}

When you click on a data table or select Edit in the
Additional actions menu ( ![Additional actions.]()) to edit data for your application, Table Builder is
launched. Table Builder is a tool for editing data tables that you've
added to your application.

You can perform the following actions in Table Builder:

* Manage your application data tables on the Data tab.
  * Manage table fields.
  * Edit table and field column properties.
  * View schema relationships between your data tables.  
    Note:  
    This feature is only available if your licensing entitles you to "exclusive low code capability" and you have Table Builder for App Engine installed. Contact your Solutions consultant for more information.
  {#edit-data__ul_xdx_tml_bwb}
* Create and manage form views and display logic that is associated with the table on the Forms tab.
* Create and manage flows triggered when the table is updated or created on the Flows tab.  
  Note:  
  This feature is only available if your licensing entitles you to "exclusive low code capability" and you have Table Builder for App Engine installed. Contact your Solutions consultant for more information.

{#edit-data__ul_lvv_cn2_xsb}

See [Data in Table Builder](https://servicenow-prod.fluidtopics.net/Jm~mEHYyHlzE676da8pNyg "With Table Builder, you can modify the table properties and manage the fields that are available for a selected data table.") for
more information on editing tables in Table Builder.  
Note:  
To delete a table from your application, select the Additional actions icon (![Additional actions.]()) for an existing table in your application, and then select Delete and follow the instructions.

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