temp

来自「网站的实例」· 代码 · 共 14 行

<%@ include file="data.jsp"%> 
<%
String sql="SELECT book_id FROM book_info ORDER BY in_id DESC"; 
Rst=Stmt.executeQuery(sql);
Rst.next();
int i=Rst.getInt(1);
i=i+1; 
String id=Integer.toString(i);
String sql1="INSERT INTO book_info(book_id) VALUES("+id+")"; 
Stmt.executeUpdate(sql1);
Rst.close();
Stmt.close();
Conn.close(); 
%>