单词log roll
un.: 伸臂滚身游泳练习
网络: 圆木滚；滚木；圆木滚动
伸臂滚身游泳练习
Log roll works by periodically closing the current transaction log file and creating the next generation.
日志回滚的工作是通过定期关闭当前的事务日志文件并创建下一代日志文件来完成的。
The log roll mechanism generates transaction logs even in the absence of user or other database activity.
即使在没有用户或其他数据库活动的情况下，日志回滚机制仍可以生成事务日志。
The data is only required in the transaction logs for recovery and log roll forward after a restore.
只有在还原后的恢复和日志前滚时，事务日志中的数据才是必需的。
A mechanism called log roll is used to further minimize data loss.
名为日志回滚的机制用于进一步减少数据丢失。
For a log roll of significant size to develop in a storage group, the following conditions must be met
要在存储组中进行大型日志回滚，必须满足下列条件