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Module Reference · LessonBy , ServiceNow Trainer, 8 yrs · Published · current release · reference

CMDB module

CI classes, relationships and health tooling at a glance.

Quick answer

The CMDB stores configuration items and their relationships. See the full CMDB lesson for depth.

Key takeaways
  • Base class
  • Relationships
  • Data quality

The CMDB stores configuration items and their relationships. See the full CMDB lesson for depth.

Base class

Everything extends cmdb_ci. Specific classes (server, database, application) extend it.

Relationships

  • Depends on :: Used by
  • Runs on :: Runs
  • Hosted on :: Hosts
  • Contains :: Contained by

Data quality

  • IRE prevents duplicates on every inbound source.
  • CMDB Health scores completeness and staleness.

Quick check

+0 XPStreak ×0
Question 1 of 2
What base class do all CIs extend?
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