并根据这些例程来返回关于容器、数据库、数据库管理器或表空间的信息。

Depending on the routine, information is returned about containers, a database, the database manager, or table Spaces.

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FENCED或NOT FENCED：这个子句指定例程是否被认为可以在数据库管理器操作环境的进程或地址空间中“安全地”运行。

FENCED or NOT FENCED: This clause specifies whether the routine is considered "safe" to run in the database manager operating environment's process or address space.

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如果过程定义为THREADSAFE，数据库管理器就可以在其他例程的进程中调用这个过程。

If the procedure is defined as THREADSAFE, the database manager can invoke the procedure in the same process as other routines.

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