presto-plugin-toolkit/src/main/java/io/prestosql/plugin/base/security/FileBasedSystemAccessControl.java/FileBasedSystemAccessControl/checkCanCreateSchema
class FileBasedSystemAccessControl:    @Override
    public void checkCanCreateSchema(SystemSecurityContext context, CatalogSchemaName schema)
    {
        if (!canAccessCatalog(context.getIdentity(), schema.getCatalogName(), ALL)) {
            denyCreateSchema(schema.toString());
        }
    }