Database is the required data source for editing geometry and performing any data editing, calculations, or analysis.

You can import a layer through the Database Manager in the Tools tab.

Layer from database is added to a project as shown below:

  1. Select Add Layer from the Layer tab or Map tab.
  2. Select Database from the dropdown menu.
  3. Select a table.
  4. Click Select button.

source browser_db

See also:

Tutorial 1: Upload, prepare and add data.