Oracle Team

El Carro: The Oracle Operator for Kubernetes

By Franck Pachot . Google Cloud, Open Source and Oracle Databases… what seems to be a paradox is possible, thanks to cloud providers who contribute to open infrastructure. The idea is to use Operators (custom resource controllers on Kubernetes)(…)

Delphix and upgrading the clones (Oracle)

By Franck Pachot . Delphix is a tool for easy cloning of databases. The idea is that all is automated: the user can create a clone, rewind or refresh it with one click. However, I was suprised that the(…)

Patching ODA HA from 19.8 to 19.10

In this blog I am describing the steps to patch an ODA HA from the version 19.8 to version 19.10. The patching was done with a customer. Thanks to Pierre. The name of the servers were changed The ODA(…)

An example of ORA-01152: file … was not restored from a sufficiently old backup

By Franck Pachot . Oracle Error: ORA-01547: warning: RECOVER succeeded but OPEN RESETLOGS would get error below ORA-01152: file ... was not restored from a sufficiently old backup ORA-01110: data file ... This error is one of(…)

Rename your DB clone completely

Introduction Have you ever renamed your database? When you cloned a DB, you probably started it with a new name and cloning (duplicating) with RMAN provided a new DBID, right? So why should we need to rename a(…)

Clone a Terabyte Database in Seconds

Introduction Have you ever cloned a database using RMAN? Have you ever gotten the advice not to clone during daytime to avoid performance downgrade on the entire storage or network? For a proof of concept, we wanted to(…)

Some Artificial Intuition in Oracle SQL_ID?

By Franck Pachot . This post is something I discovered by chance when writing about tagging SQL statement with recognizable comments. We know that Oracle is introducing more and more artificial intelligence and machine learning in the database engine,(…)

Oracle Data Integrator Cloud

Data and applications integration is always a technical challenge for most of the companies. All data integration tool ensures that information is timely, accurate, and consistent across complex systems. Oracle Data Integrator (ODI) is different than traditional data integration tools(…)

ORA-32635: not a single cell reference predicate

By Franck Pachot . I spent 30 minutes to try to understand this error with a query that I’ve run in many environments for years. So if you google it you may arrive here and the solution may be(…)

Foreign Keys in MySQL, SQL, NoSQL, NewSQL

By Franck Pachot . In the NoSQL times, it was common to hear thinks like “SQL is bad”, “joins are bad”, “foreign keys are bad”. Just because people didn’t know how to use them, or they were running on(…)