在ORACLE 12C的使用中,遇到ORA-07445: 出现异常错误: 核心转储 [ktuHistRecUsegCrtMain()+1173]的错误,通过10046分析是在查询cdef$表的时候异常,导致数据库无法正常open,通过recover database,然后open成功,怀疑是oracle 12C bug,但是mos中未查询到相关记录,后续不知道是否会出现相关文档说明该问题.
数据库版本

BANNER                                                                               CON_ID
-------------------------------------------------------------------------------- ----------
Oracle Database 12c Enterprise Edition Release 12.1.0.1.0 - 64bit Production              0
PL/SQL Release 12.1.0.1.0 - Production                                                    0
CORE    12.1.0.1.0      Production                                                        0
TNS for 64-bit Windows: Version 12.1.0.1.0 - Production                                   0
NLSRTL Version 12.1.0.1.0 - Production                                                    0

oracle 12c启动报错

idle> startup
ORACLE 例程已经启动。
Total System Global Area  400846848 bytes
Fixed Size                  2440024 bytes
Variable Size             281019560 bytes
Database Buffers          109051904 bytes
Redo Buffers                8335360 bytes
数据库装载完毕。
ORA-03113: 通信通道的文件结尾
进程 ID: 5972
会话 ID: 242 序列号: 3

alert日志报ORA-07445: 出现异常错误: 核心转储 [ktuHistRecUsegCrtMain()+1173]错

Sun Mar 30 22:35:22 2014
SMON: enabling cache recovery
Sun Mar 30 22:35:23 2014
Exception [type: ACCESS_VIOLATION, UNABLE_TO_READ] [ADDR:0x6060] [PC:0x140808585, ktuHistRecUsegCrtMain()+1173]
Errors in file E:\APP\XIFENFEI\diag\rdbms\xifenfei\xifenfei\trace\xifenfei_ora_5192.trc  (incident=45790):
ORA-07445: 出现异常错误: 核心转储 [ktuHistRecUsegCrtMain()+1173] [ACCESS_VIOLATION] [ADDR:0x6060] [PC:0x140808585] [UNABLE_TO_READ] []
Incident details in: E:\APP\XIFENFEI\diag\rdbms\xifenfei\xifenfei\incident\incdir_45790\xifenfei_ora_5192_i45790.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Sun Mar 30 22:35:28 2014
Instance Critical Process (pid: 22, ospid: 5192) died unexpectedly
PMON (ospid: 8420): terminating the instance due to error 12752

恢复数据库

idle> recover database;
完成介质恢复。
idle> alter database open;
数据库已更改。