环境Linux 64bit: oracle9.2.0.6
在truncate 一个表，这个表的主建被另一个表的外键引用，报ORA-07445错误，先记录在这儿。
SQL> truncate table t;
truncate table t
*
ERROR at line 1:
ORA-02266: unique/primary keys in table referenced by enabled foreign keys
SQL> desc test;
ERROR:
ORA-03113: end-of-file on communication channel
alert日志中：
Errors in file /opt/oracle/admin/erosadb/udump/erosadb_ora_25904.trc:
ORA-07445: exception encountered: core dump [kkdlckb()+2016] [SIGSEGV] [Address not mapped to object] [0xFFFFFFFFFFFFFF89] [] []
*** 2010-10-24 19:22:54.682
*** SESSION ID:(9.25) 2010-10-24 19:22:54.660
Exception signal: 11 (SIGSEGV), code: 1 (Address not mapped to object), addr: 0xffffffffffffff89, PC: [0xef16d0, kkdlckb()+2016]
*** 2010-10-24 19:22:54.783
ksedmp: internal or fatal error
ORA-07445: exception encountered: core dump [kkdlckb()+2016] [SIGSEGV] [Address not mapped to object] [0xFFFFFFFFFFFFFF89] [] []