”Redo logs“ 的搜索结果

     The redo log records all changes made to data, including both uncommitted and committed changes. Oracle通过Redo来保证数据库的事务可以被重演,从而使得在故障之后,数据可以被恢复。在数据库中,Redo的功能...

     编辑手记:使用过Data Guard的人应该对于Standby Redo Logs都不陌生,在配置了 Standby Redo Logs的standby中,能够进行日志的实时应用,同时Standby Redo Logs能够给主库传输过来的日志增加一层安全保护。...

     1.查询当前的日志设置情况sys@ora10g> col MEMBER for a40sys@ora10g> select * From v$logfile; GROUP# STATUS TYPE MEMBER IS_---------- ------- ------------------

     Although it may seem that you should back up online redo logs along with the datafiles and control file, this technique is dangerous. You should not back up online redo logs for the following reasons:...

     原文链接:http://www.mysqlperformanceblog.com/2012/10/08/measuring-the-amount-of-writes-in-innodb-redo-logs/ Choosing a good InnoDB log file size is key to InnoDB write performance. This can be done ...

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