content_docu.html

---
title: Documentation - SECONDO
description: SECONDO documentation - the User Manual and example guides, a web guide to querying at the executable level, and developer guides for extending SECONDO with new types and operators.
last_changed: 2026-09-01
---

<h1>Documentation</h1>

<section class="section">
<h2>General Documentation</h2>

<p>
At this place, we provide some pdf documents describing the usage of <span class="secondo">Secondo</span>
in general. Furthermore, some examples are shown, how to use <span class="secondo">Secondo</span>.
If you want to retrace these examples, install <span class="secondo">Secondo</span>. How to do this, can be
read <a href="content_install.html">here</a>.
</p>
<p>
Note that starting with version 4.0.0, Secondo is natively capable of distributed query processing (running Secondo
on many computers / multiple cores). This is explained in the second document.
</p>

<ul>
  <li> <a href="files/Documentation/General/SecondoManual.pdf" target="_blank" rel="noopener noreferrer">User Manual</a> (Version 4.2, November 2019)</li>
  <li> <a href="files/Documentation/General/DistributedQueryProcessinginSecondo.pdf" target="_blank" rel="noopener noreferrer">Tutorial: Distributed Query Processing in Secondo</a> (Version 4.0, October 29, 2019)</li>
  <li> <a href="files/Documentation/General/ParallelTrajectoryManagement.pdf" target="_blank" rel="noopener noreferrer">Example: Parallel Trajectory Management in Secondo</a> (Version 1.1, January 3, 2020)</li>
  <li> <a href="files/Documentation/General/ParallelTrajectoryManagementInstallation.pdf" target="_blank" rel="noopener noreferrer">Installation Instructions for Parallel Trajectory Management in Secondo</a> (Version 1.0, October 30, 2019)</li>
  <li> <a href="files/Documentation/General/SecondoTracks.pdf" target="_blank" rel="noopener noreferrer">Example: Loading Tracks and Displaying Them With a Map Background </a></li>
  <li> <a href="https://ub-deposit.fernuni-hagen.de/receive/mir_mods_00000992" target="_blank" rel="noopener noreferrer">Integrating Programs and Documentation / The PD system</a></li>
</ul>
</section>

<section class="section">
<h2>Extending <span class="secondo">Secondo</span></h2>

<p>
If you find <span class="secondo">Secondo</span> useful but you miss some types or operators, you can
extend <span class="secondo">Secondo</span> by yourself. The next links will provide informations how
to extend <span class="secondo">Secondo</span> by new functionalities.
</p>

<ul>
  <li> <a href="files/Documentation/Programming/ProgrammersGuide.pdf" target="_blank" rel="noopener noreferrer">Programmer's Guide</a> </li>
  <li> <a href="files/Documentation/Programming/GuideAlgebra.pdf" target="_blank" rel="noopener noreferrer">Guide Algebra </a></li>
  <li> <a href="files/Documentation/Programming/SpatialListFormat.pdf" target="_blank" rel="noopener noreferrer">Format Description for Spatial and Statio-Temporal Data </a> </li>
  <li> <a href="files/Documentation/Programming/MMDB_Programmers_Guide.pdf" target="_blank" rel="noopener noreferrer">Programmer's Guide for new MMDB Operators </a> </li>
</ul>
</section>