Setting up MySQL Monitoring With New Relic Infrastructure Pro

Intro If you have a New Relic Infrastructure Pro license, and unmonitored MySQL servers, there's now an easy solution ...

ProxySQL Query Rules: Notes From Production

Overcoming ORA-01722 Error While Doing an Upgrade With Different DST Versions

This will be a short entry, but hopefully, it will help if you face the error "ORA-01722: ...

This will be a short entry, but hopefully, it will help if you face the error "ORA-01722: invalid number" while doing ...

Using SQLCODE Function

The idea of this post is to show how to handle errors using SQLCODE function. That function shows the code error for ...

Cassandra Vulnerability - CVE-2020-13946 - Apache Cassandra RMI Rebind Vulnerability

On September 1, 2020, Apache disclosed a security vulnerability for Apache Cassandra. Summary: It's possible for a ...

Leading Through Crisis – What Ernest Shackleton Can Teach Us About the COVID Pandemic

In January 1915, polar explorer Ernest Shackleton’s ship became trapped in ice near Antarctica. For the next two years, ...

Exadata's InfiniBand Switch: Incorrect NTP settings Leading to Evictions, and Patching Recommendations

Overview This post describes a recent outage during a routine Exadata (X7-2) patching to the 19.2.12.0.0.200317 release ...