Para exportar una descripción de un modelo de datos
excel select a.name Topic_Name, a.caption Topic_Caption, b.f_class_name FeatureClass_Name, b.caption FeatureClass_Caption, c.name Attribute_Name, c.caption Attribute_Caption, c.description Attribute_Description from tb_topic a, tb_dictionary b, tb_attribute c where a.id = b.topic_id