presto-jmx/src/main/java/io/prestosql/plugin/jmx/JmxTableHandle.java/JmxTableHandle/getTableMetadata
class JmxTableHandle:    public ConnectorTableMetadata getTableMetadata()
    {
        return new ConnectorTableMetadata(
                tableName,
                ImmutableList.copyOf(transform(columnHandles, JmxColumnHandle::getColumnMetadata)));
    }