怎样为事务指定一个大的回滚段？
用它的所有回滚段重新创建回滚表空间。
Recreate the rollback tablespace with all of its rollback segments.
那种事务你需要指派一个大的回滚段？
Which type of transaction should you assign to a specific large rollback segment?
从属于传统回滚段表空间的数据文件的丢失中恢复。
Recovering from the loss of a data file that belongs to a traditional rollback segment tablespace.
数据库没有彻底关闭(在回滚段中有活动的事务)。
The database was not cleanly shut down (there are active transactions in the rollback segments).
为了回滚一个块，这将包括从回滚段读取的块的数目。
This will include counts of blocks read from the rollback segment in order to roll back a block.
你可以建一个大一些的回滚段，在执行大的事务使用特别指定。
The TRUNCATE command is used to remove all data from a table without generating a rollback.
对于联机备份，需要特别注意SYSTE m表空间和回滚段表空间。
For online backup, special care needs to be taken for the SYSTEM table space and rollback segments table space.
CICS资源适配器支持本地事务，这就意味着CICS服务器通过一阶段提交或回滚管理事务。
The CICS resource adapter supports local transactions, which means that the CICS server manages the transactions with one-phase commit or rollback.
二阶段提交让事务管理者有能力确保所有参与事务的资源都一起提交或回滚。
Two-phase commit gives the transaction manager power to ensure that all resources that participate in a transaction commit or rollback together.
业务流程也有一个代码段组件，您可以用它来引发一个故障并演示一个全局事务回滚。
The business process also has a snippet component, which you can use to raise a fault and to demonstrate a global transaction rollback.
业务流程也有一个代码段组件，您可以用它来引发一个故障并演示一个全局事务回滚。
The business process also has a snippet component, which you can use to raise a fault and to demonstrate a global transaction rollback.
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