QueryWrapper and 与 FIND_IN_SET
queryWrapper.lambda().and(u->u.eq(BillCustomer::getBillState,"1" ).or().eq(BillCustomer::getBillState,"2"));
queryWrapper.apply("FIND_IN_SET(id,'"+billCustomer.getKeyIds()+"')" );
择善人而交，择善书而读，择善言而听，择善行而从。
queryWrapper.lambda().and(u->u.eq(BillCustomer::getBillState,"1" ).or().eq(BillCustomer::getBillState,"2"));
queryWrapper.apply("FIND_IN_SET(id,'"+billCustomer.getKeyIds()+"')" );