Tag Archives: MySQL Cluster CGE

Foreign Keys in MySQL Cluster

Foreign Key constraints between tables
Foreign Key constraints between tables

The newly announced GA of MySQL Cluster 7.3 (7.3.2) builds upon second DMR (7.3.1 m2) released earlier in the year which added Foreign Keys to MySQL Cluster. Foreign Keys is a feature requested by many, many people and has often been cited as the reason for not being able to replace InnoDB with MySQL Cluster when they needed the extra availability or scalability.…

MySQL Cluster 7.1.23 has been released

The binary & source versions for MySQL Cluster 7.1.23 have now been made available at https://www.mysql.com/downloads/cluster/7.1.html#downloads (GPL version) or https://support.oracle.com/ (commercial version).

A description of all of the changes (fixes) that have gone into MySQL Cluster 7.1.23 (compared to 7.1.22) are available from the 7.1.23 Change log.…

On-line add-node with MCM; a more complex example

I’ve previously provided an example of using MySQL Cluster Manager to add nodes to a running MySQL Cluster deployment but I’ve since received a number of questions around how to do this in more complex circumstances (for example when ending up with more than 1 MySQL Server on a single host where each mysqld process should use a different port).…

MySQL Scaling breakfast seminar – London, April 25th

I’ll be presenting on/demoing MySQL Cluster 7.2 at this free breakfast seminar in Oracle’s London office on 25th April – starting with coffee at 9:00 and ending with lunch at 13:00 (quite a generous take on “breakfast”!). Space is limited and so if you would like to attend then register early here.…