Data Guard http://www.oracle-ckpt.com/
http://www.hhutzler.de/blog/main/
http://www.oracle-base.com/index.php
http://www.oracle-class.com/?p=2433
http://www.morganslibrary.org/
http://www.morganslibrary.org/library.html
http://www.rob.lasonder.org/
http://www.siue.edu/~dbock/cmis565/
http://www.oracledba.org/index.html
SEVERE:OUI-35000: Fatal cluster error encountered
http://www.orainternals.com/papers/