What you need is a reverse trie dictionary. You may take a look at this: > http://phpir.com/tries-and-wildcards
On Aug 15, 3:21 pm, amit <amitjaspal...@gmail.com> wrote: > In our indexes, we have millions of URLs each of which has a link to > some page contents, that is, URL->contents. Now, suppose a user types > a query with wild cards *, which represent 0 or multiple occurrences > of any characters, how do you build the indexes such that such a type > of query can be executed efficiently by finding all corresponding > URLs->contents efficiently. For example, given a queryhttp://www.*o*ve*ou.com. > > You need to find iloveyou.com, itveabcu.com, etc. -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algoge...@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
