Once you have a list of all users, roles, and permissions in your PostgreSQL deployment, you can check that each user has only the permissions required on the specific databases, tables, columns, or views they need access to.
user: 用户 privilege: 权限 permission: 权限许可 grant: 授予 role/user 某个权限, 让 ta 拥有 这个权限的权限许可。 revoke : 撤销权限许可 通常是以角色为中心, 一个角色关联多个用户, 一个角色关联多个权限 ACL: Access Control List 简介:以前非常盛行的一种权限设计,它的核心主要在于用户和权限直接挂钩。
SUPERUSER / NOSUPERUSER: allow (or not) superuser permissions. A database superuser will bypass other permission checks, except for LOGIN (it must be granted separately). CREATEDB / NOCREATEDB: allow (or not) the ability to create new databases CREATEROLE / NOCREATEROLE: allow (or not) ...
That means that appuser is missing the DELETE privilege on appschema.apptable which should be granted, while user laurenz has the additional SELECT privilege on appschema.appview (missing is FALSE). To review the actual permissions on an object, we can use the *_permissions views: SELECT*FR...
不要sudo brew service, using sudo on homebrew will mess up the fie permissions for all brew related command. To fix, use the following commandsudo chown -R "$USER":admin $(brew --prefix)/*.在 M1 芯片的MacOS 系统里,如果需要 debug数据库连接失败的原因,可以查询 log 信息:tail -n 10 /op...
Enter new superuser password: Enter it again: fixing permissions on existing directory /export/pg10_data ... ok creating subdirectories ... ok selecting default max_connections ... 100 selecting default shared_buffers ... 128MB selecting dynamic shared memory implementation ... posix creating ...
原因1：/usr/bin/passwd 权限异常 正常情况下的权限： ls -l /usr/bin/passwd -rwsr-xr...
(更改需要重新启动PG数据库) #superuser_reserved_connections = 3 #(更改需要重新启动PG数据库) #unix_socket_directories = '/tmp' #逗号分隔的目录列表(更改需要重新启动PG数据库) #unix_socket_group = '' # (更改需要重新启动PG数据库) #unix_socket_permissions = 0777 # 从0开始使用八进制记数法(...
个人曾经在不同机器配置以及不同的Windows系统当中个人尝试多次安装Postgresql,发现每一次情况都不一样,强烈建议读者使用虚拟机的Linux系统安装Postgresql...
(change requires restart) #superuser_reserved_connections = 3 # (change requires restart) #unix_socket_directories = '/tmp' # comma-separated list of directories # (change requires restart) #unix_socket_group = '' # (change requires restart) #unix_socket_permissions = 0777 # begin with 0...