1Click 'Open database' on the left panel:
2Select your file and click 3'Open':
Wait a bit for a progress and then repeat the same for the right panel 4:
Wait a bit more and 5 click on total or changed count for interested object type, for example Views
In the opened Object list tab 6 click on the required object name:
And here is the Text diff tab with result:
In the Pro version you can also 7 choose to show only new and/or changed lines: