基础概念 数据模型:prometheus将所有数据存储为时间序列:属于相同 metric名称和相同标签组(键值对)的时间戳值流。 metric 和 标签:每一个时间序列都是由其 metric名称和一组标签(键值对)组成唯一标识,标签给prometheus建立了多维度数据模型。 实例与任务:在prometheus中,一个可以拉取数据的端点叫做实例(instance),一般...
The ALTER PASSWORD statement (alter_password_statement) is required to alter the password of a database user.Structure Syntax <alter_password_statement> ::= ALTER PASSWORD <old_password> TO <new_password> | ALTER PASSWORD <user_name> <new_password> <old_password> ::= <password> <new_...
The APPLICATION_PASSWORD_ADMIN privilege is required to use the RETAIN CURRENT PASSWORD or DISCARD OLD PASSWORD clause for ALTER USER statements that apply to your own account. The privilege is required to manipulate your own secondary password because most users require only one password. If an ...
ALTER USER app_user1 REVOKE CONNECT THROUGH sh; 次の仮想例は、プロキシ認証の他の方法を示します。 コピー ALTER USER sully GRANT CONNECT THROUGH OAS1 AUTHENTICATED USING PASSWORD; 次の例では、ユーザーapp_user1をエンタープライズ・ユーザーがプロキシ使用できるように公開します。エ...
An empty string enables this user to access the database with no password. hashed-password: A pre-hashed password and its associated hex string hash-salt. Setting a password this way bypasses all password complexity requirements. REPLACE: Required for non-superusers, who must supply their ...
Changes a database user. Required privileges Following are required privileges for ALTER USER: Superuser Users with the ALTER USER privilege Current user who wants to change their own password Syntax ALTER USER username [ WITH ] option [, ... ] where option is CREATEDB | NOCREATEDB |...
My case: user 'jack' existed before, but I deleted it from mysql.user in order to recreate it.我的情况是:用户'jack'曾经存在,但是我从mysql.user中删除了它以重新创建它。I see no vestiges of this in that table.我在那张桌子上看不到任何痕迹。If I execute this command for some other, ran...
Bug Report Please answer these questions before submitting your issue. Thanks! 1. Minimal reproduce step (Required) on mysql mysql> create user test identified by '123456'; Query OK, 0 rows affected (0.07 sec) then login with test mysql>...
PASSWORD =hashed_password Applies to the HASHED keyword only. Specifies the hashed value of the password for the login that is being created. Important When a login (or a contained database user) connects and is authenticated, the connection caches identity information about the login. For a Wi...
备用用户标识取自 SYSTEM.QSG.TRANSMIT.QUEUE上消息的消息描述符中的 UserIdentifier 字段。 备用用户标识称为 ALT。 ONLYIGQ 指示仅使用 IGQ 用户标识来建立将消息放入目标队列的权限。 对于所有标识检查,将使用 IGQ 用户标识。 ALTIGQ 指示IGQ 用户标识和 ALT 用户标识用于建立将消息放入目标队列的权限。 对于...