How to access mysql database using JSP scriplets?

I am trying to access the database and retrieve a attribute 'sno' from it. I have hidden the value in a input field using the following code. <input type="hidden" value="<%= request.getParameter("well_name") %>" name="well_name" id="well_name"> The above code is put in some other page when the user submits, it is passed to next page and here I am trying to access the database like <sql:setDataSource var="snapshot" driver="com.mysql.jdbc.Driver" url="jdbc:mysql://localhost/kn" user="root" password="password"/> <p><%= request.getParameter("well_name") %></p> <sql:query dataSource="${snapshot}" var="result"> SELECT sno FROM well_name WHERE name = '<%= request.getParameter("well_name") %>' ; </sql:query> <c:forEach var="row" items="${result.rows}"> <p><c:out value="${row.sno}"/></p> </c:forEach> I am able to access the database when I provide a value which is defined like name = 'value'. I am not able to access like these please help me out. Thanks in Advance.