assert c_w_id != w_id;
c_d_id = generateDistrict();
}
double h_amount = generator.fixedPoint(2, TPCCConstants.MIN_PAYMENT,
TPCCConstants.MAX_PAYMENT);
TimestampType now = clock.getDateTime();
if (generator.number(1, 100) <= 60) {
// 60%: payment by last name
String c_last = generator.makeRandomLastName(parameters.customersPerDistrict);
client.callPaymentByName(w_id, d_id, h_amount, c_w_id, c_d_id, c_last, now);