I had always tried to avoid all kinds of clusters, from Oracle
RAC to MySQL NDB Cluster and Percona XtraDB Cluster, as much as
possible. But these days clusters become common and it seems new
developments in this area can not be just ignored. So, I decided
to devote this issue of "Fun with Bugs" to MySQL Cluster 7.3,
that was released as GA this week and still is in the news.
The release was mostly about adding foreign keys support (one of the features that some users were missing for years comparing to InnoDB and other cluster database solutions). At the same time, MySQL …