1// Find the adventure with the given `id`, or `null` if not found
2await Adventure.findById(id).exec();
3
4// using callback
5Adventure.findById(id, function (err, adventure) {});
6
7// select only the adventures name and length
8await Adventure.findById(id, 'name length').exec();

1// find all documents
2await MyModel.find({});
3
4// find all documents named john and at least 18
5await MyModel.find({ name: 'john', age: { $gte: 18 } }).exec();
6
7// executes, passing results to callback
8MyModel.find({ name: 'john', age: { $gte: 18 }}, function (err, docs) {});
9
10// executes, name LIKE john and only selecting the "name" and "friends" fields
11await MyModel.find({ name: /john/i }, 'name friends').exec();
12
13// passing options
14await MyModel.find({ name: /john/i }, null, { skip: 10 }).exec();

1exports.generateList = function (req, res) {
2    subcategories
3            .find({})//grabs all subcategoris
4            .where('categoryId').ne([])//filter out the ones that don't have a category
5            .populate('categoryId')
6            .where('active').equals(true)
7            .where('display').equals(true)
8            .where('categoryId.active').equals(true)
9            .where('display').in('categoryId').equals(true)
10            .exec(function (err, data) {
11            if (err) {
12                console.log(err);
13                console.log('error returned');
14                res.send(500, { error: 'Failed insert' });
15            }
16
17            if (!data) {
18                res.send(403, { error: 'Authentication Failed' });
19            }
20
21            res.send(200, data);
22            console.log('success generate List');
23        });
24    };