exports.up = function(knex) {
    return knex.schema
        .raw("ALTER TABLE ADETREC ADD id INT IDENTITY(1,1)")
        .table('ADETREC', function(table) {
            table.bigInteger('idArecibos');
        });
};

exports.down = function(knex) {
    return knex.schema
        .table('ADETREC', function(table) {
            table.dropColumns('id', 'idArecibos');
        });
};