class Redis

def sunionstore(destination, *keys)

Returns:
  • (Fixnum) - number of elements in the resulting set

Parameters:
  • keys (String, Array) -- keys pointing to sets to unify
  • destination (String) -- destination key 
def sunionstore(destination, *keys)
  synchronize do |client|
    client.call [:sunionstore, destination, *keys]
  end
end