Java Programming Practical 30
Question 1
Write program to retrieve data from table using ResultSet interface. (Use various methods of navigation methods)
ResultDemo.java
Java
import java.sql.*;
public class ResultDemo
{
public static void main(String args[])
{
try
{
Class.forName("com.mysql.jdbc.Driver");
System.out.println("Driver loaded");
Connection con= DriverManager.getConnection("jdbc:mysql://localhost:3306/mydb","root","");
System.out.println("Connection to the database created");
Statement st = con.createStatement();
String query = "select * from student";
ResultSet rs=st.executeQuery(query);
System.out.println("Roll No\t\t\tName\t\t\tBranch");
while(rs.next())
{
System.out.println(rs.getInt(1)+"\t\t\t"+rs.getString(2)+"\t\t\t"+rs.getString(3));
}
if (rs.first()) {
System.out.println("\n--- Moving to First Row ---");
System.out.println("First Row: " + rs.getInt(1)+"\t\t\t"+rs.getString(2)+"\t\t\t"+rs.getString(3));
}
if (rs.last()) {
System.out.println("\n--- Moving to Last Row ---");
System.out.println("Last Row: " + rs.getInt(1)+"\t\t\t"+rs.getString(2)+"\t\t\t"+rs.getString(3));
}
}
catch (Exception e)
{
System.out.println(e);
}
}
}
Output
