CPAN::Groonga

which must be called changelog and the specific file end

    ...
    changelog.yml
    changelog.json
    ...

The sub changelog files are in the same directory as the main changelog file.
The differ

t', 'int2vector', 'int4range', 'int8range', 'integer', 'interval',                    #I
        'json',                                                                                   #J