text: 
  exports.seed = function(knex) {
    // Deletes ALL existing entries
    return knex('category_names').del()
      .then(function () {
        // Inserts seed entries
        return knex('category_names').insert([
          {category: 'Illustration'},
          {category: 'Web Design'},
          {category: 'Graphic Design'},
          {category: 'UX Design'},
          {category: 'UI Design'},
          {category: 'Motion Design'},
          {category: 'Animation'},    
          {category: 'Product Design'}
        ]);
      });
  };
  