I'm trying to updating data with below code but it's not inserting _id for me, Also I've used upsert:trure but seems like it's not working too.I'm trying to updating data with below code but
I'm trying to updating data with below code but it's not inserting _id for me, Also I've used upsert:trure but seems like it's not working too.I'm trying to updating data with below code but