Package org.apache.lucene.codecs.memory

Term dictionary, DocValues or Postings formats that are read entirely into memory.

See:
Description

Class Summary

DirectDocValuesFormat	In-memory docvalues format that does no (or very little) compression.
DirectPostingsFormat	Wraps Lucene41PostingsFormat format for on-disk storage, but then at read time loads and stores all terms & postings directly in RAM as byte[], int[].
FSTOrdPostingsFormat	FSTOrd term dict + Lucene41PBF
FSTOrdPulsing41PostingsFormat	FSTOrd + Pulsing41
FSTOrdTermsReader	FST-based terms dictionary reader.
FSTOrdTermsWriter	FST-based term dict, using ord as FST output.
FSTPostingsFormat	FST term dict + Lucene41PBF
FSTPulsing41PostingsFormat	FST + Pulsing41, test only, since FST does no delta encoding here!
FSTTermsReader	FST-based terms dictionary reader.
FSTTermsWriter	FST-based term dict, using metadata as FST output.
MemoryDocValuesFormat	In-memory docvalues format
MemoryPostingsFormat	Stores terms & postings (docs, positions, payloads) in RAM, using an FST.

Package org.apache.lucene.codecs.memory Description

Term dictionary, DocValues or Postings formats that are read entirely into memory.