libqt4-sql 4:4.8.7+dfsg-20ubuntu2 (arm64 binary) in ubuntu focal

 Qt is a cross-platform C++ application framework. Qt's primary feature
 is its rich set of widgets that provide standard GUI functionality.
 .
 The QtSql module helps you provide seamless database integration to your Qt
 applications.
 .
 If you wish to use the SQL module for development, you should install the
 libqt4-dev package.