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Showing posts from November 26, 2010

Connecting to postgres database in java code

To connect you java program with postgres driver, add the postgres library jar (postgresql-jdbc3-8.2.jar or any current jar file) file in the libraries. Then the following code can be modified for your particular database and table.


package javaapplication1;
import java.sql.*;
/**
 *
 * @author shankar
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
          System.out.println("-------- PostgreSQL JDBC Connection Testing ------------");

      try {
        Class.forName("org.postgresql.Driver");
            Connection connection = null;

             connection = DriverManager.getConnection("jdbc:postgresql://127.0.0.1:5432/sample","postgres", "postgres");
       if (connection != null)
          {    

                  Statement s=connection.createStatement();
                  String query="select ad_a…