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APPLIES TO: Linux OS - Version: 4.4 to 5.3 - Release: OEL4U4 to OEL5U3 Linux x86 Linux x86-64 GOAL To be able to boot into Rescue Mode with PXE SOLUTION Requirements DHCP Server TFTP Server HTTP Serve...

If you cannot recover data by yourself, ask Parnassusdata, the professional ORACLE database recovery team for help. Parnassusdata Software Database Recovery Team Service Hotline: +86 1376404563...

ORA-00600[4511]错误的触发条件是当ORACLE检验一个行锁并发现该锁不再活动时。 当然也可以由于一个数据块中存放了4095条以上的行时，一般仅仅当使用32kb数据块时可能包含这么多行， 针对这种情况的一种workaround是限制块中的数据行数，可以通过设置pctfree为一个较高值。 ORA-00600[4511]错误属于内核事务块处理，该错误可能造成进程失败或者可能的坏块 如果自...

在11.2.0.1版本之后用户可能偶尔遇到ORA-600 [KCRF_RESILVER_LOG_1]错误，其错误堆栈通常如下： 如果自己搞不定可以找ASKMACLEAN专业数据库修复团队成员帮您恢复! ----- Current SQL Statement for this session (sql_id=1h50ks4ncswfn) ----- ALTER DATABASE OPE...

ORA-600[4193]的成因与ORA-600[4194]类似， 是ORACLE发现redo重做记录与rollback/undo 回滚/撤销数据不匹配。 当进程在校验undo block中的undo block sequence number以及对应的redo block sequence number时发现不一致，则会报该错误。称为 ORA-600 [4193] "seq# mismatch ...

存在以下这种情况， 由于误DROP DISKGROUP或者误将DISK DROP 出原Diskgroup，或者因为Bug 13331814: ASM DISKS TURNED INTO FORMER WHILE DISKGROUP IS MOUNTED， 导致ASM DISK的header_status=FORMER，而非正常的MEMBER状态。 如果自己搞不定可以找诗檀软件专业OR...

ORA-600[2662]错误的触发原因是ORACLE发现居然有数据块的SCN号要比我系统当前的SCN还要大，这是不被允许的，这通常说明 在前滚过程中应用的redo是不完整的，这导致系统SCN要比一些已经写到磁盘上的块的SCN还小一点。对于这种问题常见的方案就是调整SCN adjust scn 《手动递增SCN号的几种方法：How to increase System Change ...

.DUL(Database Un-Loader)의 특징! 1) 최후의 recovery utility이다. 2) 공식 지원 utility가 아니다. datafile이 있어야 만 한다. Ex)tablespace drop후 backup이 없는 상태에서 아직 unix rm 명령어를 적용하여 removed되지 않은 상태에 유용함. sql*loader의 *....

dictv8.ddl does not unload the data dictionary! Check the database was migrated from Oracle7 to Oracle8. A sure sign of this is that the rfile# of the first system datafile is NOT 1 but 4 or 16. The s...

The idea is to unload lobs just from the lob segment. We need to find out: 1. Is it a clob or a blob 2. for clobs the character set, single byte or UCS16, byte size 3. the chunk size, lob page# in the...