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By default the Locator connectors constantly runs discovery. That is, they are constantly on the lookout for new documents that have been added or existing documents that have changed or been deleted at the data source. Any such documents are discovered, fetched and indexed. In the graphic below that is illustrated with the long light red colored arrow. For an explanation on the underlying graphics, see Ayfie Locator Saga Architectural Overview.
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The graphics above also shows the difference between a refetch and a reindex operation. A reindex operation (short dark red arrowarrow tagged with the letter X) retrieves data from the data base whereas a refetch operation retrieves the data all the way from the data source (long light red arrowarrow tagged with the number 2). For this reason a refetch operation is much more costly and takes significant longer time than a reindex operation.
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Reindexing
An Rules Engine rule has been added, updated or deleted
A new refiner has been createdAn updated version of Supervisor has been installed, with changes to the Lingo extractions
Solr configuration has been updated with changes to synonyms, stopwords, filters or fields
Refetching
A connector has been updated in a way that is not backward compatible
An updated version of Supervisor has been installed, with changes to the Lingo extractions
The Converter or Lingo have been changed and one want to change to also affect data that is already indexed
The way to do a manual refetch or reindex operation is to execute the repository tool located within the C:\Locator\Tools directory of the ayfie-locator container. The next few sections will explain how to enter the container and run the tool.
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