I just posted an article comparing parallel databases to sharding on the ParElastic blog at http://bit.ly/JaMeVr
It was motivated by the fact that I’ve been asked a couple of times recently how the ParElastic architecture compares with sharding and it occurred to me this past weekend that
“Parallel Database” is a database architecture but sharding is an application architecture
Read the entire blog post here:
http://bit.ly/JaMeVr
