Book Image

ServiceNow Application Development

By : Sagar Gupta
Book Image

ServiceNow Application Development

By: Sagar Gupta

Overview of this book

ServiceNow provides service management for every department in the enterprise, including IT, Human Resources, Facilities, Field Service, and more. This book focuses on all the steps required to develop apps and workflows for any of your business requirements using ServiceNow. You will start with the first module, which covers the basics of ServiceNow and how applications are structured; how you can customize the dashboard as required; and also how to create users. After you get used to the dashboard, you will move on to the next module, Applications and Tables, where you will learn about working with different tables and how you can create a scope other than the global scope for your application. The next module is Scripting and APIs, where you will learn Scripting in ServiceNow and use powerful APIs to develop applications. The final module, Administration Essentials, covers debugging, advanced database features, and scheduled script creation. By the end of the book you will have mastered creating organized and customer-friendly applications
Table of Contents (21 chapters)
Title Page
About the Author
About the Reviewer
Customer Feedback
Free Chapter
Introduction to ServiceNow


When we open a record in the detailed view, we have an option to show related lists. Any two tables can have a logical relationship defined within the platform and appear as a parent/child pair via a related list. The relationship between two arbitrary tables can be used to create a related list that appears in the detail view of the form and displays a list of related records.

Examples of relationships that come defined in the platform include the following:

  • Incidents by same callers: This relationship is defined in the incidents table, and it displays a related list to show other incidents opened by the same caller
  • Member of groups: This relationship is applied to the users (sys_user) table and queries records from the groups (sys_groups) table to display them as a related list in the user's detail form


A list of all the existing relationships can be accessed using the System Definitions | Relationships module. When a new relationship is defined, it is available as a related...