node js mongoose delete by id code example

Example 1: how to remove the id in mongoose schema

var mongoose = require("mongoose");

var subSchema = mongoose.Schema({
    //your subschema content
},{ _id : false });

var schema = mongoose.Schema({
    // schema content
    subSchemaCollection : [subSchema]
});

var model = mongoose.model('tablename', schema);

Example 2: delete document mongose

Model.deleteOne({ options }, function (err) {});

Example 3: delete document mongoose

Tank.deleteOne({ size: 'large' }, function (err) {
  if (err) return handleError(err);
  // deleted at most one tank document
});