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<h2>NAME</h2>
<em><b>t.topology.py</b></em>  - Lists temporal topology of a space time dataset.
<h2>KEYWORDS</h2>
<a href="temporal.html">temporal</a>, <a href="topic_topology.html">topology</a>, <a href="keywords.html#time">time</a>
<h2>SYNOPSIS</h2>
<div id="name"><b>t.topology.py</b><br></div>
<b>t.topology.py --help</b><br>
<div id="synopsis"><b>t.topology.py</b> [-<b>ms</b>] <b>input</b>=<em>name</em>  [<b>type</b>=<em>name</em>]   [<b>where</b>=<em>sql_query</em>]   [--<b>help</b>]  [--<b>verbose</b>]  [--<b>quiet</b>]  [--<b>ui</b>] 
</div>

<div id="flags">
<h3>Flags:</h3>
<dl>
<dt><b>-m</b></dt>
<dd>Print temporal topological relationships and exit</dd>

<dt><b>-s</b></dt>
<dd>Print spatio-temporal topological relationships and exit</dd>

<dt><b>--help</b></dt>
<dd>Print usage summary</dd>
<dt><b>--verbose</b></dt>
<dd>Verbose module output</dd>
<dt><b>--quiet</b></dt>
<dd>Quiet module output</dd>
<dt><b>--ui</b></dt>
<dd>Force launching GUI dialog</dd>
</dl>
</div>

<div id="parameters">
<h3>Parameters:</h3>
<dl>
<dt><b>input</b>=<em>name</em>&nbsp;<b>[required]</b></dt>
<dd>Name of the input space time dataset</dd>

<dt><b>type</b>=<em>name</em></dt>
<dd>Type of the input space time dataset</dd>
<dd>Options: <em>strds, stvds, str3ds</em></dd>
<dd>Default: <em>strds</em></dd>

<dt><b>where</b>=<em>sql_query</em></dt>
<dd>WHERE conditions of SQL statement without 'where' keyword used in the temporal GIS framework</dd>
<dd>Example: start_time &gt; '2001-01-01 12:30:00'</dd>

</dl>
</div>
<div class="toc">
<h4 class="toc">Table of contents</h4>
<ul class="toc">
    <li class="toc"><a href="#description" class="toc">DESCRIPTION</a></li>
    <li class="toc"><a href="#example" class="toc">EXAMPLE</a></li>
    <li class="toc"><a href="#see-also" class="toc">SEE ALSO</a></li>
    <li class="toc"><a href="#author" class="toc">AUTHOR</a></li>
</ul>
</div>
<h2><a name="description">DESCRIPTION</a></h2>

The module <em>t.topology</em> lists temporal relations of the maps in
a space time dataset.

<h2><a name="example">EXAMPLE</a></h2>

In order to obtain information about space time dataset topology, run:

<div class="code"><pre>
t.topology tempmean_monthly@climate_2009_2012
 +-------------------- Basic information -------------------------------------+
 | Id: ........................ tempmean_monthly@climate_2009_2012
 | Name: ...................... tempmean_monthly
 | Mapset: .................... climate_2009_2012
 | Creator: ................... lucadelu
 | Temporal type: ............. absolute
 | Creation time: ............. 2014-11-28 10:40:55.060096
 | Modification time:.......... 2014-11-28 16:08:42.166628
 | Semantic type:.............. mean
 +-------------------- Temporal topology -------------------------------------+
 | Is subset of dataset: ...... False
 | Temporal topology is: ...... valid
 | Number of intervals: ....... 48
 | Invalid time stamps: ....... 0
 | Number of points: .......... 0
 | Number of gaps: ............ 0
 | Granularity: ............... 1 month
 +-------------------- Topological relations ---------------------------------+
 | Overlaps: .................. 0
 | Overlapped: ................ 0
 | Finishes: .................. 0
 | Started: ................... 0
 | Follows: ................... 47
 | Contains: .................. 0
 | Equal:...................... 0
 | Finished: .................. 0
 | Precedes: .................. 47
 | Starts: .................... 0
 | During: .................... 0
 +----------------------------------------------------------------------------+
</pre></div>

<h2><a name="see-also">SEE ALSO</a></h2>

<em>
<a href="t.create.html">t.create</a>,
<a href="t.info.html">t.info</a>
</em>

<h2><a name="author">AUTHOR</a></h2>

S&ouml;ren Gebbert, Th&uuml;nen Institute of Climate-Smart Agriculture

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<h2>SOURCE CODE</h2>
<p>Available at: <a href="https://github.com/OSGeo/grass/tree/master/temporal/t.topology">t.topology source code</a> (<a href="https://github.com/OSGeo/grass/commits/master/temporal/t.topology">history</a>)</p>
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&copy; 2003-2020
<a href="http://grass.osgeo.org">GRASS Development Team</a>,
GRASS GIS 7.8.5 Reference Manual
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