hello.java

基于Java的地图数据管理软件。使用MySQL数据库管理系统。

package net.aetherial.gis.test.hsql;

import java.sql.*;
/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2004</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class Hello {
  public Hello() {
  }
  public void test(){
    Connection c = null;

    try {
      Class.forName("org.hsqldb.jdbcDriver");
      c = DriverManager.getConnection("jdbc:hsqldb:file:db/testdb", "sa", "");
      Statement stmt = c.createStatement();
      try {
        stmt.executeUpdate("create table test(a int,b varchar(30)) ");
      }
      catch (SQLException ex1) {
      }
      stmt.executeUpdate("insert into test(a,b) values(10,'測試') ");
      stmt.executeUpdate("insert into test(a,b) values(15,'data') ");
      ResultSet rs = stmt.executeQuery("select * from test");
      stmt.execute("SHUTDOWN");
      while (rs.next()) {
        System.out.println(rs.getString(1) + "," + rs.getString(2));
      }
      c.close();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }

  }
  public static void main(String[] args) {
    Hello hello = new Hello();
    hello.test();
  }
}