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- // Get all
- db.restaurants.find();
- // Limit and sort
- db.restaurants.
- find().
- sort({name: 1}).
- limit(10);
- // Get by _id
- var myId = db.restaurants.findOne({}, {_id: true})._id;
- db.restaurants.findOne({_id: myId});
- // Get by value
- db.restaurants.find({borough: "Queens"});
- // Count
- db.restaurants.count();
- // Count by nested value
- db.restaurants.find({'address.zipcode': '11206'}).count()
- // delete by id
- var myId = db.restaurants.findOne({}, {_id: true})._id;
- db.restaurants.removeOne({_id: myId});
- // update a single document
- var myId = db.restaurants.findOne({}, {_id: true})._id;
- db.restaurants.updateOne(
- {_id: myId},
- {$set: {name: 'Bizz Bar Bang'}});
- // update many documents
- db.restaurants.updateMany(
- {'address.zipcode': '10035'},
- {$set: {'address.zipcode': '10036'}});
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