JDBC

For connecting Java to the Database ..

!.Import packages 
2. Load driver
3.Register Driver 
4.Create connection
5.Create Statement 
6.execute 
then Response will be shown


Can be done my any DBMS such as mysql, postgresql.

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

import java.sql.*;

public class Demo {
    public static void main(String[] args) throws Exception {

        String sql = "select name from product where id=8";
        String url ="jdbc:postgresql://localhost:5432/telusko";
        String username = "postgres";
        String password = "0000";

        Connection con = DriverManager.getConnection(url, username, password);
       Statement st = con.createStatement();
       ResultSet rs = st.executeQuery(sql);
       rs.next();
       String name = rs.getString( columnIndex:1);
       System.out.println(name);

    }
}