Toolbox

Feature history

Web GISVersioning
Get the history of a feature from NextGIS Web versioned vector layer.
Demo
URL of your Web GIS, e.g. https://demo.nextgis.com and login/password if necessary
ID of the vector layer resource in NextGIS Web.
Feature ID in the vector layer.
Initial timestamp for history (should be in YYYY-mm-dd HH:MM:SS format, optional).
Final timestamp for history (should be in YYYY-mm-dd HH:MM:SS format, optional).

Docs

Get the history of a feature from NextGIS Web versioned vector layer. More on versioning. You can enable versionin in the layer settings.

Inputs:

  • NGW URL - Web address of the Web GIS e.g., https://example.nextgis.com;

  • Login - NextGIS ID or user login;

  • Password of that user;

  • Resource ID of the vector layer resource - numbers at the end of the resource page link;

  • Feature ID - number of the feature indicated in the # field of the feature table;

  • Start time - initial timestamp for history (should be in YYYY-mm-dd HH:MM:SS format, optional);

  • End time - final timestamp for history (should be in YYYY-mm-dd HH:MM:SS format, optional).

Outputs:

  • Result GeoPackage. GeoPackage file with feature history versions. Each version has the geometry of the feature, attribute values plus additional fields:

    • vid - number of the version;

    • author - user who made the changes;

    • time - date and time of the edits;

    • action - what happened to the feature: created, updated, deleted, restored.

Example:

_images/ngw_feature_history_result_en_2.png

History of changes for a point feature

Try the tool in action

  1. Click on the Demo button above the tool form. The fields are filled in with demo values.

  2. Click on the Run button.

Web GISVersioning