The Linux permissions model has two special access modes called suid (set user id) and sgid (set group id).
Linux权限模型有两个特殊的访问模式，名为suid(设置用户id)和sgid(设置组id)。
The account ID from this mapping operation can then be joined with the account ID included in the output of the Group By operation, creating a result set that will populate the target ACCT table.
然后，将该映射操作获得的账户ID与GroupBy操作的输出中包括的账户ID进行连接，创建一个结果集，该结果集将填充目标acct表。
Sem_perm.cgid and sem_perm.gid are set to the effective group id of the calling process.
sem_perm . cgid和sem_perm . gid被设置为调用进程的有效组id。
The attributes shows if the file has set-uid, group-id, or sticky bit set.
属性显示文件是否设置了set -uid、group - id或stick y位。
The attributes shows if the file has set-uid, group-id, or sticky bit set.
属性显示文件是否设置了set -uid、group - id或stick y位。
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