http://apache-carbondata-dev-mailing-list-archive.168.s1.nabble.com/VOTE-Apache-CarbonData-2-0-0-RC2-release-tp95534p95543.html
#3731: [CARBONDATA-3786] presto carbon reader should use tablePath from hive catalog <
And I search on the docs, datamap is a concept we deprecated in this version, but it is still exit in some docs.