The following list provides an overview of significant feature additions and changes made in MySQL Cluster NDB 6.1. All of the changes in this list are also available in MySQL Cluster NDB 6.2 and 6.3 releases. For detailed information about all changes made in MySQL Cluster NDB 6.1, see Section 17.7.5, “Changes in MySQL Cluster NDB 6.1”.
Increased number of cluster nodes. The maximum number of all nodes in a MySQL Cluster has been increased to 255. For more information, see Section 17.1.5.10, “Limitations Relating to Multiple MySQL Cluster Nodes”.
Disabling arbitration.
It is now possible to disable arbitration by setting
ArbitrationRank=0
on all cluster
management and SQL nodes. For more information, see
Defining
the Management Server:
ArbitrationRank
and
Defining
SQL and Other API Nodes:
ArbitrationRank
.
Additional DUMP
commands.
New management client DUMP
commands
provide help with tracking transactions, scan
operations, and locks. See
Section 17.5.2, “Commands in the MySQL Cluster Management Client”, and
DUMP
Commands, for more
information.
Faster Disk Data backups. Improvements in backups of Disk Data tables can yield a 10 to 15% increase in backup speed of Disk Data tables.
Batched slave updates.
Batching of updates on cluster replication slaves,
enabled using the
--slave-allow-batching
option for
mysqld, increases replication
efficiency. For more information, see
Section 17.6.6, “Starting MySQL Cluster Replication (Single Replication Channel)”.
User Comments
Add your own comment.