A recent article reports that an Oracle patent on a fast sorting method has expired, allowing open source databases to use it freely. Mark Callaghan, the inventor behind the sorting algorithm, shows ...

So-called 'external memory' sorting algorithms generally look very different from in-core algorithms. IIRC, the efficient way involves setting up a 'funnel' of input data streams, and writing out ...

An algorithm used trillions of times a day around the world could run up to 70 per cent faster, thanks to an artificial intelligence created by UK-based firm DeepMind. It has found an improved way for ...