update a document mongoose code example
Example 1: save or update mongoose
// SAVE NEW OR UPDATE EXISTING COLLECTION
AnnoucementTagsModel.findOneAndUpdate({_id: announcementId}, newAnnoucementTags, {upsert: true}, function (err, doc) {
if (error) throw new Error(error);
console.log("succesfully saved");
});
Example 2: update in mongoose node js
app.put('/student/:id', (req, res) => {
Student.findByIdAndUpdate(req.params.id, req.body, (err, user) => {
if (err) {
return res
.status(500)
.send({error: "unsuccessful"})
};
res.send({success: "success"});
});
});
Example 3: update query in mongoose
var conditions = { name: 'bourne' }
, update = { $inc: { visits: 1 }}
Model.update(conditions, update, { multi: true }).then(updatedRows=>{
}).catch(err=>{
console.log(err)
})
Example 4: update in mongoose node js
router.patch('/:id', (req, res, next) => {
const id = req.params.id;
Product.findByIdAndUpdate(id, req.body, {
new: true
},
function(err, model) {
if (!err) {
res.status(201).json({
data: model
});
} else {
res.status(500).json({
message: "not found any relative data"
})
}
});
});