text: 
  exports.seed = function(knex) {
    // Deletes ALL existing entries
    return knex('table_name').del()
      .then(function () {
        // Inserts seed entries
        return knex('table_name').insert([
          {id: 1, colName: 'rowValue1'},
          {id: 2, colName: 'rowValue2'},
          {id: 3, colName: 'rowValue3'}
        ]);
      });
  };
  