MongoDB Tip

update.md

Find and update

db.distributedomains.find().snapshot().forEach(
    function (elem) {
        db.distributedomains.update(
            {
                _id: elem._id
            },
            {
                $set: {
                    suffix: elem.domain.split(".")[1]
                }
            }
        );
    }
)

Update Many

db.users.updateMany({ order: 1 }, { $set: { order: 2} })