您可以使用in子句在用户数据所在的表空间上创建一个索引，或者在其他表空间上创建索引。
You can use the in clause to create an index in the same table space where user data resides, or in a different table space.
突出的问题在于是否要将用户数据分割到多个表空间中。
The salient question is whether to split up the user data into multiple table Spaces or not.
对于进程地址空间中的用户数据，必须使用内核服务进行访问。
User data within the process address space must be accessed using kernel services.
其他用于用户数据、临时数据和索引数据的表空间则需要在创建数据库之后另行创建，并且在使用这些表空间之前，还需要为之指定一个用户。
Other table spaces for user, temporary and index data need to be created after the database has been created, and a user needs to be assigned to these table spaces before they can be used.
systoolspace表空间是一个用户数据表空间，DB 2管理工具和一些SQL管理例程使用它存储历史数据和配置信息。
The SYSTOOLSPACE table space is a user data table space used by the DB2 administration tools and some SQL administrative routines for storing historical data and configuration information.
除了USERSPACE1表空间之外，还有第二个表空间IBMDB2SAMPLEREL，它也用于存储用户数据。
In addition to tablespace USERSPACE1, there is a second tablespace IBMDB2SAMPLEREL that is intended for storing user data, too.
随着系统中资源数目和用户数目的不断增加，在整个资源空间上用户评分数据极端稀疏，给有效的查找最近邻居带来了很大的困难。
The magnitudes of items and users in the system results in the extreme sparsity of user rating data, which makes it difficult to find neighbors effectively.
最初，稀少文件是一个基础上是空的文件，其中包括没有用户数据和尚未分配的磁盘空间，为用户数据。
Initially, a sparse file is an essentially empty file that contains no user data and has not yet been allocated disk space for user data.
最初，稀少文件是一个基础上是空的文件，其中包括没有用户数据和尚未分配的磁盘空间，为用户数据。
Initially, a sparse file is an essentially empty file that contains no user data and has not yet been allocated disk space for user data.
应用推荐