DBeaver is a free database tool that supports the H2 database and many other databases.
Create a new connection
Create a New Connection and select Embedded > H2 database
*.mv.db file as the path
If the H2 driver is not installed in DBeaver, a will prompt will display to download it.
Expand the connection to see the schema details
H2 database single connection
When connecting to the H2 database using a database management tool such ad DBeaver, the database is locked and prevents code from running in the REPL.
Close the connection in the database management tool to continue using the REPL.