presto-spi/src/main/java/io/prestosql/spi/connector/classloader/ClassLoaderSafeConnectorMetadata.java/ClassLoaderSafeConnectorMetadata/setTableComment
class ClassLoaderSafeConnectorMetadata:    @Override
    public void setTableComment(ConnectorSession session, ConnectorTableHandle tableHandle, Optional<String> comment)
    {
        try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(classLoader)) {
            delegate.setTableComment(session, tableHandle, comment);
        }
    }