Eclipse connects to MySQL, SQL server databases

connect to SQL server

public class Test2 {

    public static void main(String[] args) {
        try {
            Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
            System.out.println( "Loading database driver successfully" );
            String url ="jdbc:sqlserver://127.0.0.1:1433;DatabaseName=ipt"; // Declare the url of the database test 
            String user="user"; // Database account 
            String pass="password"; // Database password
             // Establish a database connection and get the connection object conn 
            Connection conn= DriverManager.getConnection(url,user,pass);
            System.out.println( "Database connection is successful" );
            Statement stmt =conn.createStatement(); // Create a Statement object 
            String sql="select * from cdr_raws"; // Generate a sql statement 
            ResultSet rs=stmt.executeQuery(sql); // Execute the query and assign the query result Give the result set object 
            String callingPartyNumber; // declare two variables as username and password 
            while (rs.next()){ // traverse the result set 
                callingPartyNumber=rs.getString("callingPartyNumber"); //
                 System.out. println(callingPartyNumber);
            }
            System.out.println( "Get query result set" );
            conn.close();
            System.out.println( "Close the database connection object" );
        } catch (ClassNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } // Load database driver 
        catch (SQLException e) {
             // TODO Auto-generated catch block 
            e.printStackTrace();
        }
    }
}

connect to MySQL

public class Test2 {

    public static void main(String[] args) {
        try {
            Class.forName("com.mysql.jdbc.Driver");
            System.out.println( "Loading database driver successfully" );
            String url ="jdbc:mysql://localhost:3306/test"; // Declare the url of the database test 
            String user="root"; // Database account 
            String pass="pass"; // Database password
             // Create a database Connect, get the connection object conn 
            Connection conn= DriverManager.getConnection(url,user,pass);
            System.out.println( "Database connection is successful" );
            Statement stmt =conn.createStatement(); // Create a Statement object 
            String sql="select * from account"; // Generate a sql statement 
            ResultSet rs=stmt.executeQuery(sql); // Execute the query and assign the query result Give the result set object 
            String callingPartyNumber; // declare two variables as username and password 
            while (rs.next()){ // traverse the result set 
                callingPartyNumber=rs.getString("name"); //
                 System.out. println(callingPartyNumber);
            }
            System.out.println( "Get query result set" );
            conn.close();
            System.out.println( "Close the database connection object" );
        } catch (ClassNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } // Load database driver 
        catch (SQLException e) {
             // TODO Auto-generated catch block 
            e.printStackTrace();
        }
    }
}