This blog gives some background to the decisions made when
designing the
storage engine NDB Cluster used in MySQL Cluster around how to
support
real-time requirements (or as I sometime refer to it, predictable
response
time requirements).
Requirement analysisWhen analysing the requirements for NDB
Cluster based on its usage in telecom
databases two things were important. The first requirement is
that we need to
be able to respond to queries within a few milliseconds (today
even down to
tens of microseconds). The second requirement is that we need to
do this while
at the same time supporting a mix of simple traffic queries
combined with a
number of more complex queries running at the same time.
The first requirement was the main requirement that led to NDB
Cluster using a
main memory storage model with durability on disk using a REDO
log and
various …
Showing entries 1 to 1
Nov
07
2016
Showing entries 1 to 1