MongoDB TutorialLesson 23Free preview

MongoDB Validation

This lesson is part of MongoDB · All levels

Summary

This lesson discusses schema validation, a feature that limits the form of a document that can be entered into a collection. You can add validator options when createCollection() or collMod() is a JSON Schema that sets the type, range, and binding of a field. The level of rigidity is set with the validationLevel and the action when invalid is set with the validationAction.

Key points

Validator is defined by JSON Schema in the collection option
The validation level governs how strict the rules are applied
ValidationAction specifies an error or warning when a document is invalid
Validation can be added via createCollection or collMod

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