Your database is in NOARCHIVELOG mode and a logswitch happens every 20 minutes. On Thursday morning, media failure resulted in corruption of a data fi ...
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其他好文 时间：
2018-03-16 19:35:55
阅读次数：
161
Which of the following are correct about block media recovery? (Choose all that apply.) A. Physical and logical block corruption is recorded automatic ...
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其他好文 时间：
2017-11-13 20:05:04
阅读次数：
192
Which of the following methods can be used to detect block corruption?A. ANALYZE operationsB. dbvC. SQL queries that access the potentially corrupt bl ...
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其他好文 时间：
2017-11-13 19:54:30
阅读次数：
156
If you find errors in the view V$DATABASE_BLOCK_CORRUPTION with a status ofMEDIA_CORRUPT, what RMAN command would you run to correct the problem?A. re ...
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其他好文 时间：
2017-11-10 17:03:31
阅读次数：
189
故障描述：备份事务日志时遇到以下错误BackupdetectedlogcorruptionindatabaseFakeDBName.ContextisFirstSector.LogFile:2‘F:\SQLLOGS\XYZ\FakeDBName_Log.ldf’VLFSeqNo:x502eVLFBase:x2ce40000LogBlockOffset:x2d0a9000SectorStatus:2LogBlock.StartLsn.SeqNo:x4ee3LogBlock..
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其他好文 时间：
2017-10-05 12:26:10
阅读次数：
226
本质上，这很可能是坏块引发的，所以需要调查 关联的Table 中的坏块状况：Excerpt of trace file *** 2017-08-18 09: 23: 04.323dbkedDefDump (): Starting incident default dumps (flags = 0x2 ...
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数据库 时间：
2017-10-04 15:15:12
阅读次数：
266
oracle隐含参数修改与查看altersystemset"_allow_resetlogs_corruption"=falsescope=spfilesid=‘*‘;colnamefora30;colvaluefora10;selectx.ksppinmname,y.ksppstvlvalue,y.ksppstdfisdefault,decode(bitand(y.ksppstvf,7),1,‘MODIFIED‘,4,‘SYSTEM_MOD‘,‘FALSE‘)ismod,decode(bi..
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数据库 时间：
2017-09-29 00:14:58
阅读次数：
229
参考： https://www.rapid7.com/db/modules/exploit/windows/smb/ms17_010_eternalblue ...
后台打印：This application is modifying the autolayout engin from a background thread,which can lead to engine corruption and weird crashes可能是因为没有在主线程刷新UI ...
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移动开发 时间：
2017-05-26 15:55:57
阅读次数：
292
Synchronization means multi threads access the same resource (data, variable ,etc) should not cause a corruption to it.If all method of a class promis ...
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其他好文 时间：
2017-04-28 10:26:43
阅读次数：
217
