Mar 18 2009

三种方法做备份归档后删除3天前的日志

Published by David at 9:42 pm under 数据库管理|DBA

1、用find /yourpath mtime +n -exec rm {} \;删除的,这样虽然把文件给删除了,但是控制文件里记录还存在,备份归档就会出错,备份前还得再执行一次crosscheck archivelog all,
2、run{
backup archivelog until time ’sysdate-3′ delete input;
backup archivelog from time ’sysdate-3′ until time ’sysdate’;
}

3、
backup archivelog all;
delete noprompt archivelog until time ’sysdate-3′;

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