2016 Regional Administrative Boundaries Version History (Scale 1:1,000,000)

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The 'table__history' is a rich and comprehensive historical record of the AVI regions in Finland for the year 2016, as sourced from the Finnish Statistics Bureau, 'Tilastokeskus'. This table, part of the 'tilastointialueet_avi1000k_2016' dataset collection, serves as a version history of its base table rows.

The table provides detailed geographic information about the AVI regions, including the regions' names in various languages, such as English, Swedish, and Finnish. It also provides geographic coordinates and multipolygon data, which can be utilized for geospatial data analytics. The geographic coordinates are presented using the WGS 84 coordinate reference system, with the axis order being longitude first, followed by latitude.

A unique aspect of this table is its structure for tracking changes over time. Each row in the table is uniquely identified by a combination of a '_start_date' and a '_row_number', the latter indicating the row's position in the data extracted from the source. The '_start_date' signifies when the row was extracted, while the '_end_date' indicates when a new version of the row was extracted. If the '_end_date' is null, it implies that the row is the most recent version.

This historical data can be utilized in various ways for data analytics. For instance, the time-stamped geographical information can be used to analyze changes in Finland's AVI regions over time. Similarly, the multipolygon data can be employed to create vivid geographical visualizations, which can aid in understanding regional changes. The data can also be used to link historical changes in these regions to other temporal datasets, thereby enabling more complex temporal analyses.

Field Descriptions

Name Data type Description
_start_datedateThis column contains the date when the row was extracted from the data source for the 'table__history' table, which is part of the 'tilastointialueet_avi1000k_2016' dataset collection.
_end_datedateIt refers to the date when a new version of the row was extracted from the data source. A null value in this column indicates that the row is the most recent version.
_row_numberlongThis column contains the number of the row in the raw data extracted from the data source. Together with '_start_date', it forms a unique identifier for each row in this version history table.
avistringThis string type column contains code related to specific geographical area in Finland.
geom_geojsonstringThis column holds geographical data in GeoJSON format, which represents different types of geographical features.
geom_geotextstringThis column contains the geographical data in text format.
geom_typestringThis column indicates the type of the geometry stored in the row, such as 'ST_MULTIPOLYGON'.
geom_centroidstringThis column holds the geographical coordinates of the centroid of the geographical area.
geom_center_xdoubleThis column contains the X coordinate (longitude) of the geometrical center of the area.
geom_center_ydoubleThis column contains the Y coordinate (latitude) of the geometrical center of the area.
gidlongAn integer column which uniquely identifies the geographical area.
gml_idstringThis string column contains a unique identifier for each row.
namestringThis string column contains the English name of the geographical area.
namnstringThis string column contains the Swedish name of the geographical area.
nimistringThis string column contains the Finnish name of the geographical area.
vuosidoubleA real type column which indicates the year related to the data row.

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Additional Information

Last updated November 11, 2024
Created November 11, 2024
License No License Provided
Geographic coverage
Geographic granularity
Temporal coverage from
Temporal coverage to
Temporal coverage to
Countryfi
Databasefi_tilastokeskus
Extract date2024-11-11
Idd0e9e6af-944d-468b-8506-7ef63251c52e
Package idbf3fdc39-83ae-454c-a6af-810b553affc5
Position1
Revision id6e793c92-745e-43d0-8bbb-233750f81af5
Stateactive
Tabletilastointialueet_avi1000k_2016__table__history