For example, if you inserting address fields in a form letter from an address database, you can then exchange the database with another address database to insert different addresses.
You can only change one database at a time in this dialog.
Databases in Use
Lists the databases that are currently in use. The current document contains at least one data field from each of the databases in the list.
Lists the databases that are registered in LibreOffice.
Opens a file open dialog to select a database file (*.odb). The selected file is added to the Available Databases list.
Replaces the current data source with the data source that you selected in the Available Databases list.
To exchange a database:
Ensure that both databases contain matching field names and field types.
Click in the document that you want to change the data source for.
In the Databases in Use list, select the database table that you want to replace.
In the Available Databases list, select the replacement database table.