📄 连接数据库.txt
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linkMysql.jsp
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*"%>
<HTML><BODY>
<% Connection con;
Statement sql;
ResultSet rs;
try{Class.forName("com.mysql.jdbc.Driver");}
catch(Exception e) {out.print(e);}
try { String uri="jdbc:mysql://localhost/Car";
con=DriverManager.getConnection(uri,"root"," ");
sql=con.createStatement();
rs=sql.executeQuery("SELECT *FROM message");
out.print("<tr>");
out.print("<th width=100>"+"number");
out.print("<th width=100>"+"name");
out.print("<th width=50>"+"madeTime");
out.print("<th width=50>"+"price");
out.print("</TR>");
while(rs.next()){
out.print("<tr>");
out.print("<td>"+rs.getString(1)+"</td>");
out.print("<td>"+rs.getString(2)+"</td>");
out.print("<td>"+rs.getDate(3)+"</td>");
out.print("<td>"+rs.getFloat(4)+"</td>");
out.print("</tr>");
}
out.print("</table>");
con.close();
}
catch(SQLException e1){ out.print(e1);}
%>
</BODY></HTML>
版本2
linkMysql.jsp
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*"%>
<HTML><BODY>
<% Connection con;
Statement sql;
ResultSet rs;
try{Class.forName("com.mysql.jdbc.Driver");}
catch(Exception e) {out.print(e);}
try { String uri="jdbc:mysql://localhost/zhangjian"; //zhangjian 为数据库名
con=DriverManager.getConnection(uri,"root"," ");
sql=con.createStatement();
rs=sql.executeQuery("SELECT *FROM students"); //students 为数据表名
out.print("<tr>");
out.print("<th width=100>"+"number");
out.print("<th width=100>"+"name");
out.print("<th width=50>"+"madeTime");
out.print("<th width=50>"+"price");
out.print("</TR>");
while(rs.next()){
out.print("<tr>");
out.print("<td>"+rs.getString(1)+"</td>");
out.print("<td>"+rs.getString(2)+"</td>");
out.print("<td>"+rs.getDate(3)+"</td>");
out.print("<td>"+rs.getFloat(4)+"</td>");
out.print("</tr>");
}
out.print("</table>");
con.close();
}
catch(SQLException e1){ out.print(e1);}
%>
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