3 ms·

We can also imagine illegal index, since some number like PI can contain any sequence of digit (as far as I know...).

• patrickthebold 5y ago
  That fact about pi is suspected to be true but still not proven. https://en.m.wikipedia.org/wiki/Normal_number https://en.m.wikipedia.org/wiki/Normal_number
  • justin_oaks 5y ago
    Even if it were true, the index may well be larger than the data you're indexing.
    • Pompidou 5y ago
      Of course. But the question here is not compression.