Resolving Error ORA-28353: Failed to Open Wallet
Full disclosure: this is a post I've had in draft mode for almost one and a half years.
Pythian Blog: Data Analytics, Cloud Computing, and Database Management (40)
Management and Troubleshooting Features: Data Guard Command-Line Interface (DGMGRL) 19c
With Oracle Data Guard promising high availability, data protection and disaster recovery for...
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: invalid...
Setting up MySQL Monitoring With New Relic Infrastructure Pro
If you have a New Relic Infrastructure Pro license, and unmonitored MySQL servers, there's now an...
Dipping Your Toes Into Building an Analytics Platform on Google Cloud Platform
“We have many disparate data sources and we’re having a hard time getting a global view of all our...
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...
Benefits of Workshop Learning: a Cassandra Workshop Example
At Pythian, we pride ourselves in assisting and empowering our clients. We strive to understand the...
Using SQLCODE Function
The idea of this post is to show how to handle errors using SQLCODE function. That function shows...
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...
ProxySQL Query Rules: Notes From Production
After spending four years working with ProxySQL in production, I've learned a few interesting...
