• 1. Set Group ID: 置组身份 | 组身份 | 设置组身份 | 权限和设置组身份
• 2. set group-id on execution: 文件的

• 1.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)。
  dict.yoduao.com
• 2.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Group By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。
  dict.yoduao.com
• 3.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。
  dict.yoduao.com

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