KS DB Merge Tools
for MS Access
aka AccdbMerge
for SQL Server
aka MssqlMerge
for MySQL
and MariaDB
for SQLite
for PostgreSQL

Compare view data

Open databases (see Schema changes summary use case) and 1click on Views:

to open Object list tab with views. Note that rows highlight here is related only to view SQL definition changes and not related to data changes. Then 2click 'Compare data' for the required view, 3specify key fields combination and 4 click 'OK':

to open Data diff tab with result:

Here you can 5apply filter to show only changed and/or new records: