Link from list view to single view in Moodle Database module:
Option 1:
in 'list view template', insert ##more##, in 'list view', it will display an 'amplifier' icon like this:
, click on the icon will open the single view record.
Option 2:
in 'list view template', insert <a href="##MoreURL##">[ [any filed name you want to display]]</a>, e.g <a href="##MoreURL##">[ [WatchList]]</a>
in 'list view', it will change that [ [name]] field to a hyperlink and open that single view record.
NOTE: the field name should be: finished with ]] and starts with [[ The Moodle.org filter changed my code, so I've to make a space between the first [ and second [.