CREATE SCHEMA $schema_name$ [ AUTHORIZATION $role_specification$ ] [ $schema_element$ [ ... ] ]

CREATE SCHEMA AUTHORIZATION $role_specification$ [ $schema_element$ [ ... ] ]

CREATE SCHEMA IF NOT EXISTS $schema_name$ [ AUTHORIZATION $role_specification$ ]

CREATE SCHEMA IF NOT EXISTS AUTHORIZATION $role_specification$

where $role_specification$ is:

$user_name$ |
    CURRENT_ROLE |
    CURRENT_USER |
    SESSION_USER