How does Google search the web in less than a second and return many results, but Windows File Explorer takes many seconds to search a relatively tiny amount of information?

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How does Google search the web in less than a second and return many results, but Windows File Explorer takes many seconds to search a relatively tiny amount of information?

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Anonymous 0 Comments

If I give you a few boxes of books and say “I think I put Dune in this box, can you check?” then it takes time to check each book and see if it’s the book I want.

If you’re a librarian, though, and I ask “Do you have Dune in the library?” the librarian can tell you quickly, because they’ve already gone and catalogued every book they have.

Google search is like that – the part most people see is the search page, but there’s a hidden part to their technology: their web indexing “spider” downloads, on a regular basis, a huge percentage of the web, and stores information about what the page is about, what keywords appear on it, and so forth, in a huge index. Then, when you search, the query is farmed off to a bunch of servers which each search part of that index and return pages that it deems are relevant.

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