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Learning ServiceNow

You're reading from   Learning ServiceNow Administration and development on the Now platform, for powerful IT automation

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Product type Paperback
Published in Jun 2018
Publisher
ISBN-13 9781788837040
Length 388 pages
Edition 2nd Edition
Languages
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Toc

Table of Contents (19) Chapters Close

Learning ServiceNow Second Edition
Contributors
Preface
1. The Interface FREE CHAPTER 2. Lists and Forms 3. UI Customization 4. Understanding Data and Relationships 5. Tasks and Workflows 6. UI and Data Policies 7. User Administration and Security 8. Introduction to Scripting 9. The Server-Side Glide API 10. The Client-Side Glide API 11. Server-Side Scripting 12. Client-Side Scripting 13. Service Portal Scripting 14. Debugging 15. Pro Tips Index

Creating Task fields


One thing that's important to understand about tasks in ServiceNow, is that all task records (whether they're changes, problems, incidents, requests, request items, catalog tasks, or tasks in any other table that extends the base system Task [task] table) are technically all stored in a single database table. Although in ServiceNow, you see them as separate tables, that isn't actually the case. This is due to the flattening of the task table.

Each task-extending table has a field called Task type [sys_class_name], which defines what type of task it is (problem, change, incident, and so on.) by containing the name (not label) of the table that it's in (incident, problem, change_request, sc_req_item, and so on.). ServiceNow groups records with the same Task type, and treats them as though they're all in separate tables, but in the physical database on ServiceNow's servers, they're technically all in one big table. This is one of the reasons that tables that extend other...

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