* [feature-wip](inverted index)inverted index api: reader * [feature-wip](inverted index) Fulltext query syntax with MATCH/MATCH_ALL/MATCH_ALL * [feature-wip](inverted index) Adapt to index meta * [enhance] add more metrics * [enhance] add fulltext match query check for column type and index parser * [feature-wip](inverted index) Support apply inverted index in compound predicate which except leaf node of and node