TAILIEUCHUNG - Apress Oracle Database 11g New Features for DBAs and Developers Nov 2007
Oracle Database 11g contains several major innovations in the areas of change management, fault diagnosability, performance management, Data Guard administration, storage management, and data warehousing, among other areas. Besides the database administration changes, there are significant improvements in application development–related features, including natively compiled PL/SQL code, PL/SQL inlining, and enhanced triggers. In addition to the major standout changes, there are hundreds of smaller but significant changes as well, making the database more robust, better performing, easier to use, and more secure | cyan yelloW MAGENTA BLACK panTONE 123 C Books for professionals by professionals® The EXPERT’s VOIce® IN ORACLE Companion eBook Available All major features of Oraclele DatabaseDatabase 1111g RRelease 1 Oracle Database 11g: New Features testedtested andand explainedexplained for DBAs and Developers Oracle Database 11 Dear Reader, This book introduces the most useful new features of Oracle Database 11g for Sam R. Alapati, author of both database administrators and developers. We’ve worked with both the Expert Oracle 9i Database beta and production products for almost a year, trying our best to capture the Administration essence of the most interesting innovations. Expert Oracle Database 10g Oracle Database provides several revolutionary new features for DBAs. Administration Database Replay and SQL Performance Analyzer help you perform realistic test- OCP Oracle Database ing during change management. The entire area of diagnostics has been revo- lutionized with the help of the new automatic diagnostic framework. New in 10g: New Features for Administrators Exam Guide backup and recovery is the active database duplication feature, which lets you Oracle RMAN Recipes for Oracle duplicate databases without any prior backups of the source database. Data Database 11g: A Problem- Guard provides several innovations such as real-time query standby, redo com- Solution Approach pression, and snapshot standby database. New features abound for developers, too. Performance management fea- tures include the highly useful result cache that improves performance by caching query results for future use. Encrypted tablespaces and support for Database 11g the SHA-1 password hashing algorithm work to make your database extremely secure. In addition, Oracle has reengineered LOB storage to what is now called SecureFiles. The SecureFiles feature enables compression for performance, offers transparent encryption for security, and saves on storage through the deduplication of LOB data .
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