NAME

       t.topology  - Lists temporal topology of a space time dataset.

KEYWORDS

       temporal, topology, time

SYNOPSIS

       t.topology
       t.topology --help
       t.topology  [-ms]  input=name   [type=name]    [where=sql_query]    [--help]   [--verbose]
       [--quiet]  [--ui]

   Flags:
       -m
           Print temporal topological relationships and exit

       -s
           Print spatio-temporal topological relationships and exit

       --help
           Print usage summary

       --verbose
           Verbose module output

       --quiet
           Quiet module output

       --ui
           Force launching GUI dialog

   Parameters:
       input=name [required]
           Name of the input space time dataset

       type=name
           Type of the input space time dataset
           Options: strds, stvds, str3ds
           Default: strds

       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’

DESCRIPTION

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

EXAMPLE

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

SEE ALSO

        t.create, t.info

AUTHOR

       Sören Gebbert, Thünen Institute of Climate-Smart Agriculture

SOURCE CODE

       Available at: t.topology source code (history)

       Accessed: Thursday Aug 01 11:31:54 2024

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       © 2003-2024 GRASS Development Team, GRASS GIS 8.4.0 Reference Manual