java & mysql

 
 

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shivaji shekar
java & mysql
0 Answer(s)      4 years and 9 months ago
Posted in : JSP-Servlet

I wrote the code as shown below, i am getting the error like "You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1" my code is

<%
        try
         {
        Class.forName("com.mysql.jdbc.Driver");
         Connection con=DriverManager.getConnection("jdbc:mysql://localhost:3306/voting","root","");
       PreparedStatement pst=con.prepareStatement("select * from election");
       ResultSet rs=pst.executeQuery();
       int i=1; 
       String pname="";%>
       <h1 align="center">DELETE LEADER</h1>
       <form action="deleteaction.jsp" method="get">
    <table border="1">
    <%
            while(rs.next())
            {
                %>
        <tr>
            <td><%pname=rs.getString(1);%></td>
        </tr>
            <%

                PreparedStatement pst1=con.prepareStatement("select * from "+pname+" ");
                ResultSet rs1=pst1.executeQuery();
                while(rs1.next())
                {
            %>
                <tr>
                <td><input type="checkbox" /></td>
                <td><%=rs1.getString(3) %></td>
                <td><%=rs1.getString(2) %></td>
                </tr>
           <%       
                 }      
            }
    %>
    </table>
<%    }catch(Exception e)
       {

           e.printStackTrace();
       }finally
       {


       }
     %>      

its not assigning the string to "pname"? can anyone plz help me.

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