MongoDB Tutorial 0/120 lessons ~6 min read Lesson 50
Project Stage
$project reshapes documents: include/exclude fields, rename, compute new ones.
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Focus
2 guided sections
Practice signal
Concept-first lesson
Career prep
Foundation builder
Introduction
$project reshapes documents: include/exclude fields, rename, compute new ones. It's how you transform raw data into report-ready shape.
Syntax reference
js
{ $project: { name: 1, year: { $year: "$createdAt" }, _id: 0 } }
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