Not allowed to initiate streaming replication or backup mode (default). Not allowed to log into a session with the role name.Īllows initiating streaming replication and activating/deactivating backup mode. Not allowed to create databases (default).Īutomatically inherit the privileges of roles (default).Īllows the user to log into a session with the role name (default). To do the same in PSQL, run: CREATE USER WITH īelow is a table with commonly used options for both methods. To add privileges when creating a user, run the createuser client utility in the following format: createuser Grant Privileges to the Userīy default, new users do not have any privileges except for login. Note: Refer to our post to learn more about what a brute force attack is and how it works. PostgreSQL offers two methods to create a user with a password. Create a Password for the UserĮvery database user must have a strong password to prevent brute force attacks. The CREATE ROLE statement requires adding the LOGIN permission to emulate a user. The CREATE USER statement is an alias for the following statement: CREATE ROLE LOGIN SUPERUSER Alternatively, use the CREATE USER PSQL statement: CREATE USER SUPERUSER The terminal outputs a message in case of an error or if the user already exists. Or use the shorthand tag -s instead of -superuser: sudo -u postgres createuser -s Create a superuser role through the client utility by adding the -superuser tag: sudo -u postgres createuser -superuser There are two ways to make a superuser in PostgreSQL:ġ. Use this action with care and avoid working with a superuser account unless absolutely necessary. Warning: A database superuser bypasses all checks, which is dangerous from a security aspect.
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December 2022
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