Write a servlet which retrieves the data from database?
package ddrs;import javax.servlet.*;import javax.servlet.http.*;import java.sql.*;import java.io.*;public class RetrieveDataBaseServ extends HttpServlet { public void doGet(HttpServletRequest req, HttpServletResponse res) { res.setContentType("text/html"); PrintWriter pw = res.getWriter(); ...
Write a servlet which displays current system date and time?
package ds;import javax.servlet.*;import java.io.*;import java.util.*;public class DateServ extends GenericServlet { public DateServ() { System.out.println("SERVLET LOADED..."); } public void init() { System.out.println("I AM FROM init METHOD..."); } public...
Write a servlet which displays a message “I LOVE MY MOM”?
import javax.servlet.*;import java.io.*;public class First extends GenericServlet { public First() { System.out.println("I AM FROM DEFAULT CONSTRUCTOR..."); } public void init() { System.out.println("I AM FROM init...
Core Java Tutorial By Durga Sir and Natraj Sir
1- Introduction 2- OOPS3- Interfaces4- Packages5- java.lang.String 6- Wrapper classes 7- Java.io 8- Exception Handling 9- MultiThreading 10- Nested classes 11- Enumaration & GC 12- Collections 13- Java.net 14- Java.awt 15- Swings 16- JVM...
Write a java program to create a table through frontend application?
import java.sql.*;class CreateTable { public static void main(String[] args) { try { Class.forName("Sun.jdbc.odbc.JdbcOdbcDriver"); System.out.println("DRIVERS LOADED..."); Connection con = DriverManager.getConnection("jdbc:odbc:oradsn", "scott",...
Write a java program which illustrates the concept of Batch processing?
import java.sql.*;class BatchProConcept { public static void main(String[] args) throws Exception { Class.forName("Sun.jdbc.odbc.JdbcOdbcDriver"); System.out.println("DRIVERS LOADED..."); Connection con = DriverManager.getConnection("jdbc:odbc:oradsn", "scott", "tiger"); System.out.println("CONNECTION ESTABLISHED..."); ...
Write a java program which illustrates the concept of updatable ResultSet?
import java.sql.*;class UpdateResultSet { public static void main(String[] args) { try { Class.forName("Sun.jdbc.odbc.JdbcOdbcDriver"); System.out.println("DRIVERS LOADED..."); Connection con = DriverManager.getConnection("jdbc:odbc:oradsn", "scott",...
Write a java program which illustrates the concept of scrollable ResultSet?
import java.sql.*;class ScrollResultSet { public static void main(String[] args) { try { Class.forName("Sun.jdbc.odbc.JdbcOdbcDriver"); System.out.println("DRIVERS LOADED..."); Connection con = DriverManager.getConnection("jdbc:odbc:oradsn", "scott",...
Write a java program which illustrates the concept of resource bundle file or how to develop a flexible jdbc application along with its metadata?
import java.sql.*;import java.io.*;import java.util.*;class RBFConcept { public static void main(String[] args) { try { FileInputStream fis = new FileInputStream("rbfdb.prop"); Properties p...
Write a java program which points the data of a table along with its column names?
import java.sql.*;class Table { public static void main(String[] args) { try { DriverManager.registerDriver(new Sun.jdbc.odbc.JdbcOdbcDriver()); System.out.println("DRIVERS LOADED..."); Connection con = DriverManager.getConnection("jdbc:odbc:oradsn",...
Write a java program which illustrates the concept of DatabaseMetaData and ResultSetMetaData?
import java.sql.*;class MetaData { public static void main(String[] args) { try { DriverManager.registerDriver(new Sun.jdbc.odbc.JdbcOdbcDriver()); System.out.println("DRIVERS LOADED..."); Connection con = DriverManager.getConnection("jdbc...
Write a jdbc program to retrieve the data from excel?
import java.sql.*;class XSelect { public static void main(String[] args) { try { DriverManager.registerDriver(new Sun.jdbc.odbc.JdbcOdbcDriver()); System.out.println("DRIVERS LOADED..."); Connection con =...
Write a java program which illustrates the concept of procedure?
create or replace procedure StuPro(no in number, name in varchar2, loc1 out varchar2)asbeginselect dname, loc into name, loc1 from deptwhere deptno=no;insert int...
Write a java program which illustrates the concept of function?
create or replace function StuFun(a in number, b in number, n1 out number) return number as n2 number; begin n1:=a*b; n2:=a+b; return (n2);...
