query « Database « JSP-Servlet Q&A

1. Doing a generic in Grails    stackoverflow.com

This is a generic way to select data from a table and show the results in an HTML table using JSP taglibs. What is the generic way to do this ...

2. Querying data from Oracle database using java servlet with Netbeans    stackoverflow.com

From index.jsp code, statement.executeQuery("select * from fus where tester_num like 'hf60' ") ; Example I want "hf60" to be a variable(userinput), wherein USER must input/write data from input text then ...

3. How to give entry in the where clause when we use it in webpages?    stackoverflow.com

According to the user's input I want to select the record from the database. This is my code:

String jempid=request.getParameter("empid");
int intempid=1223;
Connection conn=null;
String url="jdbc:mysql://localhost/employees";
Statement st=conn.createStatement();
ResultSet rs=st.executeQuery("select * from empdetails where empnum=jempid");
It throws the ...

4. How to send the SQL query results to a jsp page?    stackoverflow.com

I have a database with the fields id(number), name(string), address(string). I wrote a java program EmployeeDAO to execute the query. I'm storing it in a ResultSet object "rs". I need to display ...

5. How to stop a running mysql query    stackoverflow.com

How do I stop a running mysql query programmatically? The problem I'm facing is that a query is constructed using user supplied data, and may occasionally take a very long time ...

6. SQL query in JSP file pulling variable from VXML file    stackoverflow.com

I'm trying to get an SQL query to work within a JSP file. The JSP file is pulled by a VXML file here is my JSP file code:

<?xml version="1.0"?>
<%@ page import="java.util.*" ...

7. Character problem at displaying the result of a query    stackoverflow.com

I am not good at jsp but I wondered what can cause such a problem when every other strings are displayed well: a JSP file queries information of people by their name ...

8. how to get the result query one by one in jsp and mysql    stackoverflow.com

I am trying to implement as Online Mock exam in JSP, but I have a problem to get the questions one by one, it get connceted for the first time, and ...

9. Is existed web markup languages with possibility insert sql query?    stackoverflow.com

Actually what I want - simple DB with simple User Interface. Like MS Access, but for web and it can be without Dragn n Drop, but described with markup language. For example ...

10. Where to put sql queries in jsp    stackoverflow.com

I am working in a jsp project. I have several SQLs. Currently I hard code them in the relating .java files. I guess this maynot be the proper way to do. ...

11. JSP: execution non-English chars in mysql query    stackoverflow.com

I wrote a JSP code that needs to run some mysql INSERT queries that contains non-English chars (Persian). I run two types of queries first one is static application installation queries ...

12. Returning XML from query result in servlet    stackoverflow.com

I'm trying to return an XML file based on my query results. I'm very new to this so I'm not really sure where I'm going wrong. Is this a realistic way ...

13. Query returns "No data found" JSP/Oracle    stackoverflow.com

I've been looking this over for a while now and can't seem to pinpoint the problem. Does anything stand out that would cause a java.sql.SQLException: No data found

 ResultSet rs = null;

14. retrieval of multiple images from the database using jsp-servlet    stackoverflow.com

Have a look at the following code snippet.

String url="jdbc:oracle:thin:@localhost:1521:xe";
String username="xyz";
String password="abc";

Connection conn=DriverManager.getConnection(url,username,password);
String sql="Select name,description,image from pictures";
PreparedStatement stmt=conn.prepareStatement(sql);
ResultSet resultSet=stmt.executeQuery();
ServletOutputStream sos=response.getOutputStream();

while(resultSet.next()) {
    byte[] buffer=new byte[1];


15. How do I load a java class (not a servlet) when the tomcat server starts    stackoverflow.com

I need to continuously update and query a mysql database (and I don't think I need a servlet to do this, just a regular java class). But I don't know ...

16. How do I execute an SQL SELECT query in JSP?    stackoverflow.com

I want to execute an SQL query in JSP. The display must be in JSP code, not in java. I cannot introduce JSP code in a java page.

package tn.com.tradenet.utilisateur;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import ...

17. Unable to get com.hp.hpl.jena.query.ResultSet to Jsp page    stackoverflow.com

 import com.hp.hpl.jena.rdf.model.RDFNode;

    public class RowObject {
    private com.hp.hpl.jena.rdf.model.RDFNode name;
    private com.hp.hpl.jena.rdf.model.RDFNode symbol;
    private com.hp.hpl.jena.rdf.model.RDFNode number;

18. Unable to query local version of Linked Movie Database    stackoverflow.com

i am trying to query
local version of Linked Movie Database using sparql. The file is in nt format and its size is 450mb approx. I am using servlets for implementation.
Now when i pass ...

19. How to post the result of a sql query into a servlet?    stackoverflow.com

I keep getting stuck on this. Here is my servlet:

package HWpackage;

import java.io.*;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import javax.servlet.*;
import javax.servlet.http.*;

public class DemoData extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse ...

20. How can we query using javascript?    stackoverflow.com

Hey! I want to check for a string value from a database without going to another jsp page. Since the server code is executed first I can't check it using javascript. ...

21. database query via javascript & servlet    stackoverflow.com

I am trying to do a simple query for info from a database through an html page. I've got all the backend stuff working fine, but I'm having trouble on ...

22. How to use the data retrieved from a servlet in the query statement present in a jsp file?    stackoverflow.com

I am working on a project and I need to connect to a database from a jsp file. I have to use the data retrieved from a servlet in the where ...

23. how to a query to match the records in two different tables and if a match update with new values, no match prompt me to fill in the details?    stackoverflow.com

I have two tables

|             Table A             |
| ...

24. Connecting to a DB2 database using Servlets    stackoverflow.com

Hey guys what's up?? Hey I'm trying to connect to a DB2 database, by using Servlets (Using NetBeans right now) but I just can't find a useful example on the web, ...

25. Java web application stalls at slow MySQL queries    stackoverflow.com

I have a web application written using Java servlets. I am using Tomcat 7 as my servlet engine, but have used Glassfish previously and had the exact same issue. The page in ...

26. How can several resultsets from a SPARQL query be displayed in a JSP?    stackoverflow.com

How can I get a resultset issued from a JENA SPAQL query rendered in a JSP page? I have a trouble in doing this because the query is generated from a ...

27. Query MySQL Database Client Side    stackoverflow.com

I am trying to validate that a username is unique on a registration form and would like to verify the uniqueness of the username right after the client types it as ...

28. Why can I not get any results from this rather trivial query?    stackoverflow.com

I'm trying to get results from a rather trivial query, and write out those results on a jsp page. Running Glassfish 3.1, using Netbeans. When I run the project, I get ...

29. Query MySQL Database From Canvas Element?    stackoverflow.com

Ok So I'd like trying to figure out the best way to go about making a simple 2D game that runs in the browser. I've looked at HTML5 and the Canvas ...

30. Querying an LDAP from a jsp    stackoverflow.com

I am attempting to query a LDAP server to return a Directory Entry based on one of 4 ID's submitted by the user. I created an Info object to store the ...

31. web application servlet to query and display user information from mysql    stackoverflow.com

I need to perform a task for a webpage application, that is to have a page to display the client's information by querying for them via the client's session id (or some ...

32. How To Display Database Queries Into Table Using Java Servlets And Jsp?    stackoverflow.com

I'm very new to web development, so bear with me =) Ok here is my tech stack I'm working with SQL Server 2008 R2, Tomcat Server 6.0, Java 1.6, jQuery, Here is my problem. I have a bunch ...

33. how to use sparql query in JSP for rdf over MySql database    stackoverflow.com

Context: I have deployed Sesame workbench server in "Glass fish server" (netbeans) and uploaded my ontology in "MySql RDF store".
Now I can see some tables created in my MySql database (connected to ...

34. My query works fine at Oracle prompt..fails in JSP page    coderanch.com

I have a problem while accessing Oracle database from JSP. The query works fine, when I directly execute at the Oracle 8.1.6, SQL prompt, But it gives the following error when I try the same query from a JSP page. ORA-01009: Missing mandatory Parameter Why is this happening? i subsituted the variables wh=ith constants in the JSP page, even then it ...

35. mySQL query with JSP issue    coderanch.com

36. nested sql queries using JSP - pls help    coderanch.com

Hi! I have two tables and would like to display the combined content of the two tables. I appreciate if you could assist me. The two tables are: course ------ course_id course_name session ------- session_id session_time course_id (FK) This is the output I would like to achieve. when click on the + , the related session belongs to a course will ...

37. DBTag print/renders sql query statement    coderanch.com

39. processing sql queries from JSP    coderanch.com

40. sql query between two dates    coderanch.com

43. sql:query error "No suitable driver"    coderanch.com

44. check sql:query for no data    coderanch.com

45. SQL query for deriving DATE    coderanch.com

46. SQL Query for two tables joining    coderanch.com

47. which is better sql:query or DAO class    coderanch.com

48. sql:query in jsp    coderanch.com

50. querying a database within a servlet    coderanch.com

52. doubt using resultsets and queries in servlets    coderanch.com

Hi, i am writing a code that involves JDBC-ODBC in servlets. the place where i am currently stuck is: i have a table named emp with 4 columns: name,title,city and country now i need to write a query that first checks if the table is empty. if empty, new values are entered into the table. if the new data (entered by ...

56. Empty and Distinct SQL query returned in a servlet...    coderanch.com

Here is my situation and problems. Any help will be much appreciated! Firstly in my doGet method I have a drop down list the user can choose from. This list is generated by entries in a database. I have used SELECT DISTINCT to get unique values in this list - however it doesn't seem to return anything - leading me to ...

59. How to pass results into variable    coderanch.com

62. EJB 2 : Query in understanding Transaction Attribute NotSupported    coderanch.com

NotSupported The Container invokes an enterprise Bean method whose transaction attribute is set to NotSupported with an unspecified transaction context. I am having a query in understanding the above thing .Please let me know what does above mean and also what transaction context mean in the below : If a client calls with a transaction context, the container SUSPENDS the association ...

64. proper way to display the result of a SQL query in my servlet?    coderanch.com

I keep getting stuck on this. Here is my servlet: package HWpackage; import java.io.*; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import javax.servlet.*; import javax.servlet.http.*; public class DemoData extends HttpServlet { protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); PrintWriter out = response.getWriter(); try { out.println(""); out.println(""); out.println("Demo of Data Persistence"); out.println(""); out.println(""); try { ...

66. saving sql query to string[]    coderanch.com

68. Table sorting in jsp pages using Sql Queries    forums.oracle.com

69. servlet database query syntax    forums.oracle.com