class Xapian::Database

Refer to the Xapian::Database C++ API documentation for methods not specific to Ruby.

Public Instance Methods

allterms(pref = '') click to toggle source

Returns an Array of all Xapian::Terms for this database.

# File ../../../../../ruby/docs/xapian.rb, line 249
def allterms(pref = '')
  Xapian._safelyIterate(self._dangerous_allterms_begin(pref),
                        self._dangerous_allterms_end(pref)) { |item|
    Xapian::Term.new(item.term, 0, item.termfreq)
  }
end
positionlist(docid, term) click to toggle source

Returns an Array of Xapian::Termpos objects for the given term (a String) in the given docid.

# File ../../../../../ruby/docs/xapian.rb, line 275
def positionlist(docid, term)
  Xapian._safelyIterate(self._dangerous_positionlist_begin(docid, term),
                        self._dangerous_positionlist_end(docid, term)) { |item|
    item.termpos
  }
end
postlist(term) click to toggle source

Returns an Array of Xapian::Postings for the given term. term is a string.

# File ../../../../../ruby/docs/xapian.rb, line 258
def postlist(term)
  Xapian._safelyIterate(self._dangerous_postlist_begin(term),
                        self._dangerous_postlist_end(term)) { |item|
    Xapian::Posting.new(item.docid, item.doclength, item.wdf)
  }
end
termlist(docid) click to toggle source

Returns an Array of Terms for the given docid.

# File ../../../../../ruby/docs/xapian.rb, line 266
def termlist(docid)
  Xapian._safelyIterate(self._dangerous_termlist_begin(docid),
                        self._dangerous_termlist_end(docid)) { |item|
    Xapian::Term.new(item.term, item.wdf, item.termfreq)
  }
end
valuestream(slot) click to toggle source

Returns an Array of Xapian::Value objects for the given slot in the database.

# File ../../../../../ruby/docs/xapian.rb, line 284
def valuestream(slot)
  Xapian._safelyIterate(self._dangerous_valuestream_begin(slot),
                        self._dangerous_valuestream_end(slot)) { |item|
    Xapian::Value.new(item.value, slot, item.docid)
  }
end