FixedGapTermsIndexWriter
class FixedGapTermsIndexWriter(state: SegmentWriteState, termIndexInterval: Int = DEFAULT_TERM_INDEX_INTERVAL) : TermsIndexWriterBase
Selects every Nth term as and index term, and hold term bytes (mostly) fully expanded in memory. This terms index supports seeking by ord. See VariableGapTermsIndexWriter for a more memory efficient terms index that does not support seeking by ord.