When u encounter OutOfMemoryError occurred while reading file DBeaver needs more memory to read big SQL files
Edit dbeaver.ini
nano /usr/share/dbeaver-ce/dbeaver.ini
-vmargs
-XX:+IgnoreUnrecognizedVMOptions
--add-modules=ALL-SYSTEM
-Dosgi.requiredJavaVersion=11
-Xms64m
-Xmx1024m <-- increase
-Ddbeaver.distribution.type=deb
This worked for me, thank you, Mattias!