table of contents
t.vect.list(1grass) | GRASS GIS User's Manual | t.vect.list(1grass) |
NAME¶
t.vect.list - Lists registered maps of a space time vector dataset.
KEYWORDS¶
temporal, map management, vector, list, time
SYNOPSIS¶
t.vect.list
t.vect.list --help
t.vect.list [-u] input=name
[order=string[,string,...]]
[columns=string[,string,...]]
[where=sql_query] [method=string]
[separator=character] [output=name]
[--overwrite] [--help] [--verbose] [--quiet]
[--ui]
Flags:¶
Parameters:¶
- input=name [required]
-
Name of the input space time vector dataset - order=string[,string,...]
-
Sort the space time dataset by category
Options: id, name, layer, creator, mapset, temporal_type, creation_time, start_time, end_time, north, south, west, east, points, lines, boundaries, centroids, faces, kernels, primitives, nodes, areas, islands, holes, volumes
Default: start_time - columns=string[,string,...]
-
Columns to be printed to stdout
Options: id, name, layer, creator, mapset, temporal_type, creation_time, start_time, end_time, north, south, west, east, points, lines, boundaries, centroids, faces, kernels, primitives, nodes, areas, islands, holes, volumes
Default: name,layer,mapset,start_time,end_time - where=sql_query
-
WHERE conditions of SQL statement without ’where’ keyword used in the temporal GIS framework
Example: start_time > ’2001-01-01 12:30:00’ - method=string
-
Method used for data listing
Options: cols, comma, delta, deltagaps, gran
Default: cols - separator=character
-
Field separator character between the output columns
Special characters: pipe, comma, space, tab, newline
Default: pipe - output=name
-
Name for output file
DESCRIPTION¶
This module provides the same functionality as t.rast.list, the only difference is the vector map layer metadata.
EXAMPLE¶
Default query¶
This example show a relative space time vector dataset with the
first three maps with a range of years, instead the last five are valid only
for one year:
t.vect.list shoreline@shoreline name|layer|mapset|start_time|end_time shoreline_1849_1873|None|shoreline|1849|1873 shoreline_1925_1946|None|shoreline|1925|1946 shoreline_1970_1988|None|shoreline|1970|1988 shoreline_1997|None|shoreline|1997|None shoreline_1998|None|shoreline|1998|None shoreline_2003|None|shoreline|2003|None shoreline_2004|None|shoreline|2004|None shoreline_2009|None|shoreline|2009|None
Using method option¶
Method option is able to show vector in different way. By default
cols value is used, the value deltagaps will print the delta
between maps and also the gaps if they exist (like in this example).
t.vect.list method=deltagaps input=shoreline id|name|layer|mapset|start_time|end_time|interval_length|distance_from_begin shoreline_1849_1873@shoreline|shoreline_1849_1873|None|shoreline|1849|1873|24|0 None|None|None|None|1873|1925|52|24 shoreline_1925_1946@shoreline|shoreline_1925_1946|None|shoreline|1925|1946|21|76 None|None|None|None|1946|1970|24|97 shoreline_1970_1988@shoreline|shoreline_1970_1988|None|shoreline|1970|1988|18|121 None|None|None|None|1988|1997|9|139 shoreline_1997@shoreline|shoreline_1997|None|shoreline|1997|None|None|148 None|None|None|None|1997|1998|1|148 shoreline_1998@shoreline|shoreline_1998|None|shoreline|1998|None|None|149 None|None|None|None|1998|2003|5|149 shoreline_2003@shoreline|shoreline_2003|None|shoreline|2003|None|None|154 None|None|None|None|2003|2004|1|154 shoreline_2004@shoreline|shoreline_2004|None|shoreline|2004|None|None|155 None|None|None|None|2004|2009|5|155 shoreline_2009@shoreline|shoreline_2009|None|shoreline|2009|None|None|160
SEE ALSO¶
g.list, t.create, t.info, t.list, t.rast.list, t.rast3d.list
AUTHOR¶
Sören Gebbert
SOURCE CODE¶
Available at: t.vect.list source code (history)
Accessed: Sunday Jan 22 07:37:46 2023
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