Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String uid="JSPDEV";
String pwd="JSPDEV";
Connection con = DriverManager.getConnection(url,uid,pwd);
Statement stmt = con.createStatement();
ResultSet rst = stmt.executeQuery("select * from BOOK");
while(rst.next())
{
out.println("<tr>");
out.println("<td>"+rst.getString("BOOKID")+"<td>");
out.println("<td>"+rst.getString("BOOKNAME")+"<td>");
out.println("<td>"+rst.getString("PUBLICHER")+"<td>");
out.println("<td>"+rst.getString("PRICE")+"<td>");
out.println("</tr>");
}
//关闭连接,释放资源
rst.close();
stmt.close();
con.close();
把这些放到Try里看看
try{
Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String uid="JSPDEV";
String pwd="JSPDEV";
Connection con = DriverManager.getConnection(url,uid,pwd);
Statement stmt = con.createStatement();
ResultSet rst = stmt.executeQuery("select * from BOOK");
while(rst.next())
{
out.println("<tr>");
out.println("<td>"+rst.getString("BOOKID")+"<td>");
out.println("<td>"+rst.getString("BOOKNAME")+"<td>");
out.println("<td>"+rst.getString("PUBLICHER")+"<td>");
out.println("<td>"+rst.getString("PRICE")+"<td>");
out.println("</tr>");
}
//关闭连接,释放资源
rst.close();
stmt.close();
con.close();
String uid="JSPDEV";
String pwd="JSPDEV";
Connection con = DriverManager.getConnection(url,uid,pwd);
Statement stmt = con.createStatement();
ResultSet rst = stmt.executeQuery("select * from BOOK");
while(rst.next())
{
out.println("<tr>");
out.println("<td>"+rst.getString("BOOKID")+"<td>");
out.println("<td>"+rst.getString("BOOKNAME")+"<td>");
out.println("<td>"+rst.getString("PUBLICHER")+"<td>");
out.println("<td>"+rst.getString("PRICE")+"<td>");
out.println("</tr>");
}
//关闭连接,释放资源
rst.close();
stmt.close();
con.close();
把这些放到Try里看看
try{
Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String uid="JSPDEV";
String pwd="JSPDEV";
Connection con = DriverManager.getConnection(url,uid,pwd);
Statement stmt = con.createStatement();
ResultSet rst = stmt.executeQuery("select * from BOOK");
while(rst.next())
{
out.println("<tr>");
out.println("<td>"+rst.getString("BOOKID")+"<td>");
out.println("<td>"+rst.getString("BOOKNAME")+"<td>");
out.println("<td>"+rst.getString("PUBLICHER")+"<td>");
out.println("<td>"+rst.getString("PRICE")+"<td>");
out.println("</tr>");
}
//关闭连接,释放资源
rst.close();
stmt.close();
con.close();
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不过看时没注意也不懂那是做什么用,从哪里获得?
文章上说JAR包是class12.jar是什么啊?
谢谢
谢谢啦!