From the course: ServiceNow: Basic Administration
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CMDB best practices - ServiceNow Tutorial
From the course: ServiceNow: Basic Administration
CMDB best practices
- [Instructor] Imagine your VPN goes down at 3:00 a.m. Would you rather guess which server failed or open a dashboard that already maps every dependency? That master map is the CMDB. It stores configuration items or CIs, and how they relate so that teams can trace issues in minutes instead of hunting for tribal knowledge. But remember, the CMDB's power is proportional to its accuracy. Bad data now means bad decisions later. Literally, garbage in equals outages out. A configuration item or CI is a single unique record. Laptop123, for instance, or dbprod_01 for a server. Classes are the types of those things, organized in a hierarchy. Think of cmdb_ci as the grandparent, cmdci_computer as the parent and cmdbci_laptop as the child. Child tables inherit fields from their parents. So, you add battery health to laptops only, not just to every server. Grasping this family tree helps your data stay tidy and your reports accurate. CIs come alive when you connect them. An application runs on a…
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