title: Web Services that connect to PostgreSql
body: <p>I'm creating an iPhone app that has a DB in PostgreSql. I want to create web services that connect to the database and fetch the data in and out, like for example , I want to create a web service for the login screen of my iPhone app that would connect to the PostgreSql database and authenticate the user.</p>
  
  <p>How do I go about with the web services part..?</p>