October 2016
Intermediate to advanced
656 pages
13h 42m
English
Content preview from Mastering ServiceNow - Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Managing fields with UI Policy
In Chapter 3, Server-Side Control, we looked at Data Policies. These force a field to meet a condition by rejecting a database operation if it is necessary. The benefit of Data Policies is that it does not matter where the data came from. This will reject invalid updates from user entry, scripts, and even through web services, if the right options are set.
UI Policies have the same function, but they only work for browsers. They do have an advantage, however, since they work before the data is submitted to the instance, giving instant feedback to the user.
As discussed earlier, faster feedback to the user is often beneficial. However, UI Policies only request the browser to perform the check. While the ServiceNow admin ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.