listing 11-49.java

来自「手机游戏开发大全」· Java 代码 · 共 8 行

try {
  String query = new String ("UPDATE Customers " +
    "SET DiscountPrice = Price * ((100 - Discount) / 100) "); 
  DataRequest = Database.createStatement();
  DataRequest.executeUpdate (query);
  DataRequest.close();
 }