TABLESPACE_MAP用户可以指定在复制期间使用的表空间名映射,而不使用来自源数据库的表空间。
TABLESPACE_MAP the user may specify tablespace name mappings to be used instead of the tablespaces from the source system during a copy.
在默认情况下,使用与源数据库相同的表空间名,在这种情况下,不必提供这个表空间的映射。
The default is to use the same tablespace name as from the source, in which case, the input mapping for this tablespace is not necessary.
通过dms表空间,DB2更加可以控制如何将数据页面物理映射到称作区段的磁盘空间分组中。
With DMS tablespaces, DB2 has more control over how data pages are physically mapped in disk space groupings known as extents.
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