knex/lib/seed/stub/js.stub

'use strict';

exports.seed = function(knex, Promise) {
    return Promise.join(
        // Deletes ALL existing entries
        knex('table_name').del(), 

        // Inserts seed entries
        knex('table_name').insert({id: 1, colName: 'rowValue'}),
        knex('table_name').insert({id: 2, colName: 'rowValue2'}),
        knex('table_name').insert({id: 3, colName: 'rowValue3'})
    );
};