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    Informatica dynamic lookup cache not updating

    For example, while an index of 10,000 documents can be queried within milliseconds, a sequential scan of every word in 10,000 large documents could take hours.

    Larger services typically perform indexing at a predetermined time interval due to the required time and processing costs, while agent-based search engines index in real time.

    Many search engines incorporate an inverted index when evaluating a search query to quickly locate documents containing the words in a query and then rank these documents by relevance.

    Because the inverted index stores a list of the documents containing each word, the search engine can use direct access to find the documents associated with each word in the query in order to retrieve the matching documents quickly.

    How quickly a word can be found in the Inverted index.

    The speed of finding an entry in a data structure, compared with how quickly it can be updated or removed, is a central focus of computer science.

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