
 
        Attempts to establish a physical database connection that can
 be used as a pooled connection.
        
        
Returns:
    a 
PooledConnection object that is a physical
         connection to the database that this
         
ConnectionPoolDataSource object represents 
Parameters:
 - 
user - the database user on whose behalf the connection is being made
 - 
password - the user's password
Throws:
  - 
SQLException - if a database access error occurs
  - 
SQLFeatureNotSupportedException - if the JDBC driver does not support
 this method
Since:
    1.4