PowerBuilder and Oracle are the front-end development tools and the mainstream RDBMS products. PB provides two interfaces to connect with the Oracle: PowerSoft interface and built-in database, ODBC interface. PowerBuilder and Oracle assumes the connection has been installed Oracle client applications. Such as whether or Tnsping available Sqlplus can connect to Oracle database, to determine the SQL * NET configuration file to use the database alias. If in doubt, in the Oracle client directory tnsname.ora found in the file. Also ensure that the search path includes SQL * NET application installation directory.
] ] now increasing emphasis on corporate and government websites network security, through the purchase of hardware firewall, and timely repair of various systems of loopholes in the various security configuration is properly configured to find a professional network security companies in terms of safety testing and other security measures, hackers already as before can be difficult to some simple tools to direct attacks on government business site. At this time, hackers tend to look towards the individual users, individual users through the attack to break through the tight defense of the government corporate website. If by attacking individual users to obtain password information, the password information is often in attacks on government business website is useful for individual users by attacking the control of the corporate Web site to defraud the government of the trust, and so the firewall. Microsoft last years hacking incident, the alleged hackers from Russia is an employee of Microsoft by attacking the machine, and finally the worm code to break into Microsofts host system, said a large part of Microsofts product source code is theft, which forced Microsoft to change its product release plans.