Version History Records of Geographical Features from a Swedish Dataset Collection

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The table under discussion is a history table, sourced from the 'Lantmäteriet' website in Sweden. It is part of a larger dataset collection and maintains a version history of its base table rows. The table is unique for its incorporation of time-stamped data extraction information, allowing users to track changes over time. For instance, one can identify when a particular row was extracted from the data source and when a new version of the same row was sourced. If there is no end date for a row, it signifies that the row is the most recent version.

The table also has a unique feature of maintaining a row number, which together with the start date, serves as a unique identifier for each row in this version history table. This allows for easy referencing and tracking of specific data points within the table.

Apart from these, the table holds geographical information derived from the shapefile format, a common format for storing the geometric location and attribute information of geographic features. The geographic features can be represented by points, lines, or polygons (areas).

In terms of data analytics, this table provides a rich source of historical and geographical data. For instance, analysts could use the time-stamped data to track and analyze changes in geographic features over time, such as land use changes, urban sprawl, or vegetation growth. The geographic information could be used for spatial analysis, including the study of patterns, relationships, and trends within geographic data. Furthermore, the table's structure allows for version control, enabling analysts to compare different versions of the same data and understand how it has evolved over time.

Field Descriptions

Name Data type Description
_start_datedateThis column contains the date when the row was extracted from the data source. Together with '_row_number', this column helps in uniquely identifying each row in this version history table.
_end_datedateThis column contains the date when a new version of the row was extracted from the data source. If the value is null, it signifies 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. It forms a unique pair with '_start_date' to identify each row in this history table.
OBJECTIDlongThis is a column with unspecified content. It may hold unique identifiers for each row or other data.
IDstringThis is a column with unspecified content. It could be used for storing identification data.
CODE_12stringThis is a column with unspecified content. It could be storing a specific code or tag associated with each row.
Area_HadoubleThis is a column with unspecified content. It may contain area measurements in hectares or other related data.
RemarkstringThis is a column with unspecified content. It could be used for storing additional comments or remarks about each row.
Shape_LengdoubleThis is a column with unspecified content. It may contain data concerning the length of a shape or object.
Shape_AreadoubleThis is a column with unspecified content. It may contain data concerning the area of a shape or object.
geom_geojsonstringThis is a column with unspecified content. It likely contains geographical data in GeoJSON format.
geom_geotextstringThis is a column with unspecified content. It could be storing geographical data in a textual format.
geom_typestringThis is a column with unspecified content. It likely specifies the type of geographical data stored in the row.
geom_centroidstringThis is a column with unspecified content. It likely contains data regarding the centroid of a geographical feature.
geom_center_xdoubleThis is a column with unspecified content. It could be storing the X-coordinate of a geographical feature's center.
geom_center_ydoubleThis is a column with unspecified content. It could be storing the Y-coordinate of a geographical feature's center.

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Additional Information

Last updated August 27, 2024
Created August 27, 2024
License No License Provided
Geographic coverage
Geographic granularity
Temporal coverage from
Temporal coverage to
Temporal coverage to
Adaptershapefile
Countryse
Databasese_lantmateriet
Extract date2024-08-26
Idcf9b9af5-d46d-4a26-957c-0fe9a96bb4a3
Package id8e387fb0-68fc-4896-9114-220b7a625e8e
Position17
Revision id431055c2-06b8-49da-b1fd-c272073e2be6
Stateactive
Tablevasterbotten_zip__clc12_71f_no__history