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refreshSessions
The refreshSessions command updates the last use time for the specified sessions, thereby extending the active state of the sessions.refreshSessions命令更新指定会话的上次使用时间，从而延长会话的活动状态。
refreshSessions has the following syntax:具有以下语法：
{ refreshSessions: [ { id : <UUID> }, ... ] } )
To run 要运行refreshSessions, use the db.runCommand( { <command> } ) method.refreshSessions，请使用db.runCommand( { <command> } )方法。
db.runCommand( { refreshSessions: [ { id : <UUID> }, ... ] } )
MongoDB concatenates each of the specified UUIDs with the hash of the authenticated user credentials to identify the user's sessions to refresh. MongoDB将每个指定的UUID与经过身份验证的用户凭据的哈希连接起来，以标识要刷新的用户会话。If the user has no session that match, the 如果用户没有匹配的会话，则refreshSessions has no effect.refreshSessions无效。
If the deployment enforces authentication/authorization, you must be authenticated to run the 如果部署强制执行身份验证/授权，则必须对您进行身份验证才能运行refreshSessions command.refreshSessions命令。
A user can only refresh sessions belonging to the user.用户只能刷新属于该用户的会话。