Lucene Indexing Chain for Inverted Index

Last updated: 2023-03-25 (commit 0782535)

These diagrams describe the relationship between the classes that play a key role in creating inverted indexes. (Note: For brevity, fine details are omitted.)

Class diagram

DocumentWriterPerThread: Document writer.
IndexingChain: Default document indexing chain.
IndexingChain.PerField: Performs indexing for a field.
TermsHash: Stores indexed tokens in a hash table.
TermsHashPerField: Stores streams of information per term.

Sequence diagram

Index construction on memory

[1] FreqProxTermsWriter

[2] FreqProxTermsWriterPerField

Flushing index data to disk