MongoDB Mastering MongoDB for Beginners (Theory and Projects) - $unset operator
Interactive Video
•
Information Technology (IT), Architecture
•
University
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video tutorial introduces the unset operator, which is used to remove specific fields from documents in a database. It demonstrates how to use the unset operator with example data, showing how to remove fields like mobile numbers and names. The tutorial also covers advanced operations, such as removing nested fields within objects, and concludes with a summary of the unset operator's functionality.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain how to unset a field from an object within a document.
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What happens to the document after you apply the unset operator to a field?
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