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    Remove Default User

    How do I remove the default user?

    Learn how to remove the default user when running ClickHouse Server.

    Removing the default user​

    In this guide, we're going to learn how to remove the default user from ClickHouse Server.

    We can do this by creating a YAML file (let's call it remove_default_user.yaml) that has the following content

    The location of this file depends on how we have ClickHouse installed.

    Running the executable directly​

    If we're running the ClickHouse directly (clickhouse server), we need to put the file under the config.d directory.

    When we run ClickHouse Server:

    We'll see the following line in the logs:

    And we'll be unable to connect using clickhouse client:

    Docker or installed​

    If we're running ClickHouse via Docker or have it installed on our machine, we need to put the file under the /etc/clickhouse-server/users.d directory instead.

    So if we're running with Docker, we can mount the config.d directory that we created earlier to /etc/clickhouse-server/users.d:

    We can then search the server logs to check that it gets picked up:

    We should see the following line:

    · 2 min read