ALTER GROUP modifies the attributes of a user group.
ALTER GROUP is an alias for ALTER ROLE, and it is not a standard SQL command and not recommended. Users can use ALTER ROLE directly.
1 2 | ALTER GROUP group_name ADD USER user_name [, ... ]; |
1 2 | ALTER GROUP group_name DROP USER user_name [, ... ]; |
1 2 | ALTER GROUP group_name RENAME TO new_name; |
See the Example in ALTER ROLE.