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Mastering servicenow : conquer servicenow by getting to grips with the power behind the platform /
This book is intended for those who are familiar with web technologies such as JavaScript. We start from the computing fundamentals to understand how ServiceNow is architected, working from the ground up to really leverage the full capabilities of the platform.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Birmingham [England] ; Mumbai [India] :
Packt Publishing,
2015.
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| Colección: | Professional expertise distilled.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover; Copyright; Credits; About the Author; About the Reviewers; www.PacktPub.com; Disclaimer; Table of Contents; Preface; Chapter 1: ServiceNow Foundations; Diving into the infrastructure; Being in charge; Changing your instance; Choosing functionality with plugins; Digging into hosting; Knowing the nodes; Exploring the database; Introducing the Gardiner Hotel data structure; Creating tables; Adding fields; Knowing what's happening; Introducing the dictionary; The Globally Unique Identifier; Building hierarchical tables; Benefiting from an object-oriented design; Extending the User table
- Interacting with hierarchical tablesViewing hierarchical tables; Overriding field properties; Understanding the background behavior; Changing class; Storing data; Attachments; Setting properties; Reference fields; Creating a reference field; Using Reference Qualifiers; Dot-walking; Using derived fields; Dynamic creation; Deleting records; Many-to-many relationships; Building a many-to-many table; Adding fields to a many-to-many table; Deleting a many-to-many table; Glide Lists; Building the interface; Lists; Choosing the fields to show; Having reference fields on lists
- The varied capabilities of listsForms; Creating useful forms; Adding related and embedded lists; Defining your own Related Lists; Creating tags and bookmarks; Adding a bookmark; Defining a tag; Enjoying views; Controlling views; Menus and modules; Specifying a view; Setting a filter; Building the right modules; Summary; Chapter 2: Server-side Control; A brief history of JavaScript; Running background scripts; Rhino
- the JavaScript engine powering ServiceNow; Accessing Java; Appreciating server-side code; Comparing engine speed; Using GlideRecord (and its friends)
- Accessing data from GlideRecordWalking through reference fields; Converting data types; The surprising results of GlideElement; Getting the value another way; Dealing with dates; Counting records with GlideAggregate; Business Rules; Predefined variables; Setting the table; Displaying the right table; Conditioning your scripts; Having good conditions; Controlling the database; Controlling database queries with Business Rules; Choosing when to execute
- before, after, and really after; Defaulting data; Validating information; Working with dates; Updating information
- Running things later with system schedulingDisplay Business Rules; Preventing colliding code; Global Business Rules; Script Includes; Creating classes; Coding a class; Using classes to store and validate data; Extending classes; Extending the class example; Utility classes; Providing utility classes; Storing functions; Having functions in Script Includes; Client Callable Script Includes; Special function calls; Specifying the view using code; Enforcing a Data Policy; Forcing a comment using Data Policy; Specifying dynamic filters; Showing Guests that are 'Me'; Scripting Reference Qualifiers