This question already has answers here: Connect Java to a MySQL database (14 answers) What is a classpath and how do I set it? (12 answers) How do I resolve ClassNotFoundException? (31 answers) Closed last month. I have ubuntu 20.04.6. Openjdk 11. mysql-connector-java-8.0.20.jar, renamed to mysql.jar CLASSPATH=”/var/www/html/java/mysql.jar”, classpath stablished in ~/.bashrc After installing openjdk 11 […]