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Mastering ServiceNow - Second Edition by Martin Wood

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Storing data

There are various types of fields provided by the ServiceNow platform. We will explore some of the simpler ones before moving on to the fundamental backbone of the data structure with reference fields:

  • String: These fields are simple text fields. The UI displays a string field as an editable text box. If the Max length attribute in the dictionary is more than 255, then a multiline field is shown. Most fields in ServiceNow are enhanced versions of the string field.
  • Choice: These fields are string fields, but rendered as HTML select fields. The value that is stored in the database is plain text. Another table, the Choices [sys_choice] table, stores the options and labels. This lets the platform convert wip in the database to present ...

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