db.dropDatabase() — MongoDB Technical Interview Questions & Answers

Deletes the current database.

db.dropDatabase()

  • Simple meaning: db.dropDatabase() deletes the current database and its collections. There is no recycle bin.
  • How to use: use college then db.dropDatabase() — only after you are sure db.getName() is college.
  • Never run this on Atlas production from memory.
  • Common mistake: dropping admin or the wrong practice DB.
  • Interview tip: Destructive. Confirm current DB. Prefer drop collection in class.

Technical Interview Tip: Name the danger: wrong use + dropDatabase.

Code Examples for db.dropDatabase()

db.dropDatabase() — working example

use prep_pilot
db.dropDatabase()

db.dropDatabase() deletes the current database and all its collections.

How to Explain db.dropDatabase() to an Interviewer

What does db.dropDatabase() do?

Deletes the current database and all collections