mongodb select specific fields
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
mongodb select fields
db.inventory.find( { status: "A" }, { item: 1, status: 1 } )
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