mongo db query examples

Example 1: mongodb findmany

model.find({
    '_id': { $in: [
        mongoose.Types.ObjectId('4ed3ede8844f0f351100000c'),
        mongoose.Types.ObjectId('4ed3f117a844e0471100000d'), 
        mongoose.Types.ObjectId('4ed3f18132f50c491100000e')
    ]}
}, function(err, docs){
     console.log(docs);
});

Example 2: query mongodb

db.inventory.find( { status: "D" } )

Example 3: query mongodb

db.inventory.find( {} )