---
sourceDocument: Australia Build or modify applications
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/pt-BR/application-development

 Release :

    - australia

ft:locale :

    - pt-BR

ft:publication_title :

    - Australia Build or modify applications

ft:clusterId :

    - cadev

bundleId :

    - cadev

workflow :

    - Development, Data, and Analytics


---

# Create the data model

# Create the data model {#ariaid-title1}

* Versão de lançamento: Australia
* 
* Atualizado 12 de mar. de 2026
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 3 min. de leitura

Define the data for the Marketing Services application in ServiceNow Studio.

## Antes de Iniciar

Role required: admin

## Por Que e Quando Desempenhar Esta Tarefa

The first step in creating an application is defining the data. This lab will use the table inheritance feature of the ServiceNow AI Platform and extend the system Task table for all requests. This will allow the Marketing Services application to access base fields and capabilities of the platform, such as assigning requests to users
and asking for approvals.

## Procedimento

1. Navigate to AllApp EngineServiceNow Studio.
2. Select CreateFile.
3. In the Application field, select the Marketing Services application.
4. Select the Data category, and select Table.
5. Select Continue.
6. Select Create a blank table.
7. Select Continue.
8. Select Create from an extensible table.
9. Select Continue.
10. Select the Table field, then select the Task table from the list.
11. Select Continue.
12. In the Table label field, enter <kbd class="ph userinput">Marketing Design Request</kbd>.
13. Select the check box for Auto number.
14. In the Prefix field, enter <kbd class="ph userinput">MDREQ</kbd>.  
15. Select Continue.
16. Set permissions for the Marketing Design Request table.
    1. For the default admin role, select the check box for All permissions.
    2. For the default user role, select the check boxes for the following permissions.  
       * Create
       * Read
       * Write
       {#sns-z-tut-create-data-model__ul_zfc_pcw_xfc}
    {#sns-z-tut-create-data-model__substeps_cky_kcw_xfc}
17. Select Continue.
18. Select Edit table once the table is ready.
19. Close the Welcome to Table Builder dialog by either selecting the Close dialog icon ) or selecting Next to complete the tour of Table Builder features.
20. Select + Add a new field to add a field to the Marketing Design Request table.
21. In the Column label field, enter <kbd class="ph userinput">Project name</kbd>, then press the Enter key.
22. Hover over the field and select the open side panel icon ![]().
23. In the Properties side panel, select the check box for Mandatory.
24. In the Max. length field, enter <kbd class="ph userinput">160</kbd>.
25. Select Save.  
26. Select + Add a new field to add another field to the table.
27. In the Column label field, enter <kbd class="ph userinput">Special instructions</kbd> and press the Enter key.
28. Hover over the field and select the open side panel icon ![]().
29. In the Properties side panel, enter <kbd class="ph userinput">400</kbd> in the Max. length field.
30. Select Save.  
31. Select + Add a new field to add another field to the table.
32. In the Column label field, enter <kbd class="ph userinput">Design copy</kbd> and press the Enter key.
33. Hover over the field and select the open side panel icon ![]().
34. In the Properties side panel, enter <kbd class="ph userinput">160</kbd> in the Max. length field.
35. Select Save.  
36. Select + Add a new field to add another field to the table.
37. In the Column label field, enter <kbd class="ph userinput">Media type</kbd> and press the Enter key.
38. Set the field type to Choice.
    1. Select the value in the Type column to open the field type list.
    2. Enter <kbd class="ph userinput">Choice</kbd> in the Type field or select Choice from the list of field types.  
    3. Select the Choice type field, then select Dropdown with --None-- from the list.
    4. Select in the Choices field.
    5. Enter <kbd class="ph userinput">Digital</kbd>, then press the Enter key or select Add to add the choice.
    6. Add another choice by selecting in the Choices field.
    7. Enter <kbd class="ph userinput">Print</kbd>, then press the Enter key or select Add to add the choice.
    8. Select Done.

    {#sns-z-tut-create-data-model__substeps_rtn_xgw_xfc}  
39. Select + Add a new field to add another field to the table.
40. In the Column label field, enter <kbd class="ph userinput">External</kbd> and press the Enter key.
41. Set the field type to True/False.
    1. Select the value in the Type column to open the field type menu.
    2. Enter <kbd class="ph userinput">True/False</kbd> in the Type field or select True/False from the list of field type options.  
    {#sns-z-tut-create-data-model__substeps_tlg_lmw_xfc}
42. Search for the existing State field by entering <kbd class="ph userinput">State</kbd> in the Filter fields search bar.  
43. Hover over the State field and select the open side panel icon ![]().
44. In the Properties side panel, expand the Choices section by selecting the expand icon ![Expand console]()).
45. Select Edit.  
    ![Select Edit to edit the choices for the field.]()  
    Nota:  
    If you see View instead of Edit, check to make sure that you're in the Global scope so you can edit the table.
46. In the Edit choices dialog, change the label for the Work in Progress field to Assigned by using the Backspace key (or keyboard shortcut) and entering <kbd class="ph userinput">Assigned</kbd>.  
47. Scroll down in the choices list, then select + Add a choice.
48. In the Label field, enter <kbd class="ph userinput">Design complete</kbd>.
49. In the Value field, enter <kbd class="ph userinput">8</kbd>.
50. Select the move choice icon ![Move element.]()) for the Design complete field and drag the field between the Assigned and Closed complete fields.  
51. Select Apply.
52. In the Changing this will create an override dialog, select Confirm.
53. Select Save to save your changes.