Package org.terrier.realtime.incremental

Provides incremental indexing functionality. An incremental index is a MultiIndex that is both updatable and can be written to disk. An incremental index has policies for deleting old indices, flushing partial indices to disk and merging on-disk indices.

Class Summary

Class	Description
IncrementalDeleteFixedNumber	Within an incremental index, this is a possible policy for deleting old index shards.
IncrementalDeletePolicy	This class represents a policy for deleting index shards during a flush.
IncrementalFlushDocs	An IncrementalFlushPolicy that will flush an index to disk after a fixed number of documents have been emitted.
IncrementalFlushMemory	An IncrementalFlushPolicy that will flush an index to disk after a memory-used threshold has been reached.
IncrementalFlushPolicy	Policy for flushing out documents in an index to disks
IncrementalFlushTime	An IncrementalFlushPolicy that will flush an index to disk after after a fixed period of time.
IncrementalIndex	This is the main Index class for an incremental index.
IncrementalIndex.Loader
IncrementalMergeGeometric	Geometric merge implementation.
IncrementalMergePolicy	A policy for merging different indices together on disk
IncrementalMergeSingle	Merge flushed index partitions into a single partition.