Jonathon Coombes recently blogged in MySQL Cluster Certified that he passed the MySQL Cluster DBA Certification as was the first Australian. Lucky for him I passed the exam after my presentation on the second day of the conference. I guess us Australian’s are leading the world!
As Jonathon said it was rather hard, certainly more difficult then the other DBA exams but nothing for an experienced Cluster DBA.
Historically installing MySQL on a RedHat Compatible Linux server was as simple as yum install mysql-server. Today’s MySQL Oracle Linux, Red Hat Enterprise Linux, CentOS, and Fedora 9.7 instructions are not accurate mixing in 8.
The one-sample Z-test determines whether a sample mean differs significantly from a known population mean when the population standard deviation is also known. It is the appropriate test when the population parameters are established — quality control benchmarks, national averages, long-run process measurements — and you want to evaluate whether a new sample is consistent with them.
If you have a typical MySQL production setup using MySQL 8.0 (EOL) with replication, you can take advantage of VillageSQL extensions to generate AI responses directly with your source data with no impact on your production setup or existing application software.
