oracle 11g今天发布

oracle11g今天终于发布了,下面看看11g的一些新特性
(btw:oracle更新的速度还真是快啊,技术快跟不上了T_T……):

Use ASM Fast Mirror Resync to improve disk failure recovery times 
Set up ASM Fast Mirror Resync using SQL 
Configure preferred mirror groups using the ASM_PREFERRED_READ_FAILURE_GROUPS parameter 
Use the SYSASM privilege to manage ASM disks 
Use the compatibility modes for disk groups 
Use ASMCMD command extensions to back up and restore disk groups 
Discuss LOB improvements using SecureFiles 
Use temporary tablespace enhancements 
Perform proactive failure checks using the Data Recovery Advisor 
Enable tracking of table data using Flashback Data Archive 
Back out data changes using flashback transaction 
Configure archive log deletion policies 
Duplicate active databases using Oracle network (without backups) 
Back up large files in multiple sections 
Create archival backups for long-term storage 
Query a physical standby database while redo is applied 
Control the location of SQL Apply event information 
Set the retention target for remote archived log files 
Use the logical standby database flash recovery area 
Create a snapshot standby database 
Configure the password file to use case-sensitive passwords 
Use TDE support on a logical standby database 
Use TDE support for Streams 
Create a tablespace with encryption for added security 
Store external encrypted data using the Hardware Security Module 
Use LOB encryption for SecureFile LOBs on per-column or per-partition basis 
Use EM to manage your database security options 
Set up and modify Automatic SQL Tuning 
Create AWR Baselines for future time periods 
Use additional supplied maintenance windows for specific maintenance tasks 
Simplify memory configuration by setting MEMORY_TARGET initialization parameters 
Improve file accessibility of the SPFILE file 
Perform clusterwide analysis of performance using RAC-aware ADDM 
Implement partitioning on tables, indexes, and materialized views from SQL Access Advisor’s recommendations 
Use partitioning enhancements to gain significantly faster data access 
Gain flexibility in automatic statistic generation at the object level 
Use memory efficiently with Query Result Cache support 
Gain execution speed by using automatic native PL/SQL and Java compilation 
Discuss the increased cursor shareability

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