https://bitbucket.org/metabrainz/search-server/src/e2c77b929c8ffd9dd574062c1d9456cdf627cbdf/index/src/main/java/org/musicbrainz/search/analysis/?at=master and the *Field.java files in https://bitbucket.org/metabrainz/search-server/src/e2c77b929c8ffd9dd574062c1d9456cdf627cbdf/index/src/main/java/org/musicbrainz/search/index/?at=master have various field types configured that need to be ported to this configuration.