execute h2.sh file inside bin directory.
h2 console is shown. If there's problem, make sure the url starts with localhost:8082 ~~ like below.
Check if the test.mv.db file is created in your root directory.
Since it's been created once like <3> way,
make sure it's executed through socket like below because if you execute it directly from the file itself, there can be crash if you access it through application and console synchronously.