Posted by ravas on Mar 05, 2016; 6:20am
URL: https://forum.librecad.org/sql-tp5713147p5713152.html

"I am fairly certain that QtHelp uses Sqlite (but not Mysql, ODBC, or Postgresql). You should remove the drivers for database backends other than Sqlite from the sqldrivers that macdeployqt wants to package."

http://www.qtcentre.org/threads/65397-Does-Qt-use-Sql