Hi,

> My assumption right now is that the driver encodes the query string
> I provide, in the the default encoding of the JVM which I believe is
> a mistake.

I'm not sure about this. Usually SQL statement is specified in ISO
Latin 1 and we have to check if any string literal that is not
compatible with ISO Latin 1 is allowed there.

If you build SQL queries on the fly, you have to switch to the
PreparedStatements.

Best regards,
Roman Rokytskyy