./gradlew clean build copyMysql copySpooldir; docker build --tag petecknight/conny:4.0.0 .; docker push petecknight/conny:4.0.0; kubectl apply -f deployment.yml
https://www.tutorialspoint.com/create-a-new-user-with-password-in-mysql-8
create user 'kafcon'@'192.168.0.38' IDENTIFIED BY 'kafcon';
grant all on . to 'kafcon'@'192.168.0.38';
use kafcon; describe database kafcon; show tables kafcon;
insert into kafcon (c1,c2) values(3,'foo'); insert into kafcon (c1,c2) values(2,'foo');
update kafcon set c2='bar' where c1=1; select * from kafcon;
// tail the topic kafka-avro-console-consumer --bootstrap-server localhost:9092 --property schema.registry.url=http://localhost:8081 --property print.key=true --from-beginning --topic kafcon-kafcon