• Database Links Security

     Database links (DBLinks in Oracle) are a technique for one database to connect to a remote database and execute queries. The originating database uses an account in the remote destination database to connect. This connection thus uses a username and password of an account in the destination...

  • CHAT HISTORY FOR FACEBOOK

    How do I access my chat history?If you’re online and chatting with someone, your recent conversation history is available by scrolling up within the chat window. Clicking “Clear Window” will remove this history from your chat window.A history of all your chats is also included as part of your...

  • Browse the Internet Anonymously

     .fullpost{display:inline;} Image Surfing on the net is not as secure as the average internet user may think. Your identity and what you are doing can be monitored easily. This is especially true for those with Wireless networks, those who browse the internet from their work computer and...

  • Facebook to use PhotoDNA to prevent child abuse

    Social networking site Facebook is all set to use PhotoDNA to scan account holders’ photos in order to prevent child abuse. This news was announced by Facebook on last Friday. Chris Sonderby, Facebook assistant general counsel stated that they are planning to use this technology against 2 and 3...

  • My Website is infected with Malware - What's next?

     Legitimate websites are being targeted for malware infections. Reason, large number of users visit their websites and hence these websites can be misused to easily spread or distribute malware to large number of users. If a website is infected with malware it may belong to one of the following...

  • Installing Windows XP & Windows 7 from USB

      Researching the topic of installing XP from USB, and after learning a lot from this and other forums,  Based on all the available knowledge, is it possible to install XP from USB using no third party tools, except what's available to me in a standard Windows 7 installation? I realise...

Thursday, January 10, 2013

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Sql Commands

ABORT -- abort the current transaction ALTER DATABASE -- change a database ALTER GROUP -- add users to a group or remove users from a group ALTER TABLE -- change the definition of a table ALTER TRIGGER -- change the definition of a trigger ALTER USER -- change a database user account ANALYZE -- collect statistics about a database BEGIN -- start a transaction block CHECKPOINT -- force a transaction...
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