Modern search technologies are based on two root processes: indexing of available information and query processing followed by display of results. What concerns the former, any program creates its own area of search. That is, it processes documents and creates the index of those documents (an organized structure that contains information on the processed data). Later on this created index will be used by the program for quickly getting the list of documents relating to the query. Latest tests of software from dtSearch, ISYS, Verity, SearchInform and others have shown their capacities to be quite amazing. The indexing speed was quite high (in some search tools it even reaches 30 Gigabytes an hour) while the size of created index remaining small enough not to take up t View the rest of this article
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