处理在将旧分区中的行转移到新表分区时因alter操作而生成的DML日志记录。

Process DML log records generated due to an alter operation while moving the rows from the old partition to the new table partition.

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有时候应用程序需要从给定表中删除所有的记录，以便清空日志记录或者装入新的一个月的销售数据。

Sometimes an application needs to delete all records from a given table to clean up a log or reload sales data for a new month.

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在数据库处于循环日志记录模式时，单个表空间的备份不受支持。

Backing up individual table Spaces is not supported while the database is in circular logging mode.

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