text: 
  exports.up = function(knex) {
      return knex.schema.createTable('todoList', tbl => {
          tbl.increments()
          tbl.string('list_name', 128).notNullable()
          tbl.integer('assigned_to_event').notNullable()
          .references('id')
          .inTable('events')
          .onDelete('CASCADE')
          .onUpdate('CASCADE')
      })
  };
  
  exports.down = function(knex) {
      return knex.schema.dropTableIfExists('todoList')
  };
  