Dive Introduction Intro 2.0 to 2.2.1 2.4 - 2.6 Beyond Outro Storage Results 15x reduction in memory usage 6x reduction in CPU usage 80-100x reduction in disk writes 5x reduction in on-disk size has not yet been committed, or has been rolled back, is ignored at query time We keep write IDs in memory; if we restart or crash, the atomicity of the write ahead log will protect us Richard Hartmann &