project()
Reference group: Cursor methods
What it does
Sets which fields are returned.
Syntax
cursor.project(projection)
Use case
Reduce payload size.
project(): practical example
db.users.find({ active: true }).project({ email: 1, createdAt: 1 })💡 Explanation
Sets which fields are returned.
When to use it
Reduce payload size.
Key Takeaways
- Sets which fields are returned.
- Typical use: Reduce payload size.