MongoDB 8 · Query and update operators
Add to an array
Append a value to an array field.
db.users.updateOne({ name: "Ada" }, { $push: { tags: "admin" } })
Official MongoDB 8 documentation
More query and update operators commands
- Match any of several values
- Combine conditions with OR
- Search with a regular expression
- Check that a field exists
- Match inside an array
- Remove from an array
All query and update operators commands · MongoDB 8 cheatsheet