mongodb projection example

db.student.find({}, 'roll _id'); // <--- Just multiple fields name space separated
// OR
db.student.find({}).select('roll _id'); // <--- Just multiple fields name space separated
// OR
db.student.find({}, {'roll' : 1 , '_id' : 1 ); // <---- Old lengthy boring way

4
3
BugFinder 95 points

                                    db.inventory.find( { status: &quot;A&quot; }, { item: 1, status: 1 } )

4 (5 Votes)
0
4.5
2
Laurie 115 points

                                    { $project: { &quot;field1&quot;: 0, &quot;field2&quot;: 1, ... } } 

4.5 (2 Votes)
0
3.86
7
Hajefr 95 points

                                    { $project: { &quot;fieldN&quot;: &quot;$fieldNewName&quot;} } 

3.86 (7 Votes)
0
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