Interested to Buy Any Domain ? << Click Here >> for more details...
how can you retrive information from database by using
hashmap/arraylist ,plz explain with example briefly?
- 1 Answers
- 7038 Views
- Satyam, I also Faced
- E-Mail Answers
Answer / none
import java.util.*;
import java.sql.*;
public class Jdbc
{
public static void main(String[] a)
{
Connection conn=null;
try
{
String s1="Driver name for registration";
Class.forname(s1);
String url="Driver Port No name";
String username="Database Username";
String password="Database password";
conn=Drivermanager.getConnection(url,username,password);
String sql="SELECT name,address FROM tb"
Statement stmt=conn.createStatement(sql);
Resultset rs=stmt.executeQuery();
ArrayList al=new List();
while(rs.hasnext())
{
al.add(index,rs.getString());
}
rs.close();
stmt.close();
conn.close();
}
//handle Exceptions
}
}
| Is This Answer Correct ? | 8 Yes | 4 No |
what are the purposes of native, transiant key words?
Is constructor inherited?
Explain the difference between scrollbar and scrollpane?
What is return type in java?
Can you extend singleton class?
How is java created?
Can a class have 2 constructors?
What are the different access modifiers available in java?
What is passing value java?
Is map ordered in java?
What is the difference between comparison done by equals method and == operator?
Is arraylist zero based?
Core Java 
