# Package org.apache.lucene.codecs.memory

Postings format that is read entirely into memory.

See: Description

- Class Summary
  Class | Description
  --- | ---
  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[].
  MemoryPostingsFormat | Stores terms & postings (docs, positions, payloads) in RAM, using an FST.

## Package org.apache.lucene.codecs.memory Description

Postings format that is read entirely into memory.

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