As shown in the table node descriptor, there are 10 partitions in the table space, and the limit key for the ninth partition is 625,000.
正如在表节点描述符上所显示的，在表空间上有10个分区，且用于九个分区的极限键是625,000个。
2
The descriptor can also provide the same metadata information about the entities as annotations, such as primary key field, and any mappings between objects.
描述符也可以提供与注释相同的有关实体的元数据信息，如主键字段，以及对象之间的任何映射。
3
The key point here is that WebSphere requires additional metadata beyond the EJB deployment descriptor to perform these mappings.