How to install SQLdeveloper on Macbook Pro Mojave
- Download and install Java 11. You can choose SDK or JDK version. I opted for JDK
-        check your java version
 java -version
- Download latest sqldeveloper from here
- change to Applications folder
 cd /Applications
- Copy the dowloaded zip to the Application folder. we will have backup zip file in downloads.
 We will delete the zip file when done.
 cp -p $HOME/Downloads/sqldeveloper-19.2.1.247.2212-macosx.app.zip .
- unzip sqldeveloper-19.2.1.247.2212-macosx.app.zip .
- Look for the SQLDevelopers.app file 
 ls -alt SQLdeveloper.app
- Open finder and look for SQLdeveloper.app ( below )
 
- Click SQLDeveloper from launchpad
- create database connections & voila done!
- Delete the zip file from /Applications folder
 rm -f sqldeveloper-19.2.1.247.2212-macosx.app.zip
URL references : -
http://blog.mclaughlinsoftware.com/2015/06/12/mac-sql-developer-install/
https://github.com/oracle/oracle-db-examples/tree/master/sqldeveloper/extension/java/DependencyExample
https://www.thatjeffsmith.com/archive/2020/05/visualizing-oracle-object-dependencies-with-sql-developer/
https://www.igorkromin.net/index.php/2016/01/23/how-to-redirect-sqldeveloper-debug-log-to-a-file/?sp=1
http://blog.mclaughlinsoftware.com/2015/06/12/mac-sql-developer-install/
https://github.com/oracle/oracle-db-examples/tree/master/sqldeveloper/extension/java/DependencyExample
https://www.thatjeffsmith.com/archive/2020/05/visualizing-oracle-object-dependencies-with-sql-developer/
https://www.igorkromin.net/index.php/2016/01/23/how-to-redirect-sqldeveloper-debug-log-to-a-file/?sp=1
