merging Parallel indexes (can indexWriter.addIndexesNoOptimize be used?)

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merging Parallel indexes (can indexWriter.addIndexesNoOptimize be used?)

by Britske :: Rate this Message:

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Given two parallel indexes one with slowly changing fields and one with
fields which are updated regularly.
Is it possible to periodically merge these to form a single index?  (thereby
representing a frozen snapshot in time)

For example: Can indexWriter.addIndexesNoOptimize handle this, or was it
(only) designed for merging shards?
If not, is there another option (3rd party or not) to use, or would I have
to resort to low-level hacking?

Thanks,
Geert-Jan

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