JAVASCRIPT

bulk create in sequelize

var data = [{
   'cat_name':'fashion'
  },
  {
   'cat_name':'food'
  }
 ];

orm.models.category.bulkCreate(data,{individualHooks: true})
 .then(function(response){
   res.json(response);
 })
 .catch(function(error){
   res.json(error);
 });

sequelize bulk update

bulkCreate([...], { updateOnDuplicate: ["name"] })