I have been fairly quiet on my blog for some time. We've been
very busy
developing new features for MySQL Cluster 7.5 and ensuring that
the
quality is improved even further.
We're now very pleased to release a new version of MySQL
Cluster.
MySQL Cluster 7.5 contains a number of new things that makes
MySQL
Cluster even better.
1) You can declare a table as a READ_BACKUP table. This means
that
the updating transactions will receive the commit
acknowledge
a little bit later to ensure that we can always use any of
the
replicas for reading. We will use the nearest replica for
committed reads, for locking reads we will still use the
primary
replica to avoid deadlocks.
For applications that are mostly read-focused one can make it
easier
to set this variable by setting the ndb-read-backup config
variable
to 1 in the MySQL Server …
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Oct
19
2016
Showing entries 1 to 1