Lessons Learned

Open the toolbox of hard-earned wisdom. Dive into practical tips, memorable mishaps, and the essential truths every technologist should know.

Community & Collaboration Customer Journeys Lessons Learned Multicloud Stories from the field

“Obsolete – Your Guide to Oracle Multi-Cloud: How and Where to Track Service Availability”

This article was published 7 months ago, but in the meantime so many things changed on the hyperscaler offering that I decided to rewrite the article (still at the same address “Your Guide to Oracle Multi-Cloud: How and Where to Track Service Availability” – Cloud Stories from the Field). I am keeping this article just […]

Autonomous Database migration best practices Cloud Is Not On-Premises: Transformation Is in Mindset and Configuration Customer Journeys Lessons Learned Stories from the field

Database Migration to Oracle Cloud: Rethinking Session Management and Old Habits

One of the most familiar Oracle Database initialization parameters for DBAs is the SESSIONS parameter. This setting limits the maximum number of concurrent sessions, effectively connections, allowed on an Oracle Database instance. The first time you reach this maximum is memorable: every new connection attempt is denied with an ORA-00018: maximum number of sessions exceeded

Community & Collaboration Customer Journeys Lessons Learned Stories from the field

“Your Guide to Oracle Multi-Cloud: How and Where to Track Service Availability”

This article has been updated because many things have changed rapidly in Oracle’s hyperscaler offerings. If you’d like to review the original version, I’ve kept it available to highlight the differences compared with today. You can find it here: “Obsolete – Your Guide to Oracle Multi-Cloud: How and Where to Track Service Availability” – Cloud

Lessons Learned Persistence of Knowledge Stories from the field

How to Start Navigating Oracle Database Licensing Questions on Your Own

Last week, I received an email from a customer asking whether the use of the DBMS_CLOUD package is subject to licensing restrictions. They were considering using DBMS_CLOUD on an on-premises database to write to an S3 bucket in the cloud. At first, I thought this would be a straightforward question. However, I quickly realized it

Customer Journeys Lessons Learned Stories from the field

You Don’t Need a Starship: Sometimes a Towel Is Enough”

When Requirements Hide in Plain Sight: Lessons from a Cloud Migration Conversation There’s a particular kind of joy in collaborating with customers who are at the beginning of their cloud journey. It reminds me of my own early days—full of questions, brimming with possibilities, and, sometimes, stumbling over nuances that only experience can reveal. Recently,

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