在线全备份的时间戳是 20060521140150
增量备份的时间戳是 20060521140301
在备份之后又往数据库里查了一条数据(1,www)
第一种方法恢复
db2 restore db db1 incremental taken at 20060521140301 into db2 logtarget /home/db2backup/logs
db2 restore db db1 incremental taken at 20060521140150 into db2 logtarget /home/db2backup/logs
db2 restore db db1 incremental taken at 20060521140301 into db2 logtarget /home/db2backup/logs
db2 "rollforward db db2 to end of logs and stop overflow log path (home/db2backup/logs)"
这么恢复的原理能说下么?不太明白
第二种方法恢复
db2 restore db1 incremental automatic into db2 taken at 20060521140301
db2 "rollforward db db2 to end of logs and stop"
第一种方法恢复之后查询,没有发现(1,www)这条数据
第二种方法恢复之后查询,发现(1,www)这条数据
两种方法恢复的区别谁能详细介绍下?
收起