The End of Disk? SSD and In-Memory Databases

  • Guy Harrison


Ever since the birth of the first database systems, database professionals have strived to avoid disk IO at all costs. IO to magnetic disk devices has always been many orders of magnitude slower than memory or CPU access, and the situation has only grown worse as Moore’s law accelerated the performance of CPU and memory while leaving mechanical disk performance behind.


Main Memory Magnetic Disk Distribute File System NAND Flash Disk File 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Guy Harrison 2015

Authors and Affiliations

  • Guy Harrison
    • 1
  1. 1.VictoriaAustralia

Personalised recommendations