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ExaCC: PDB in restricted mode and bind parameter error when applying RU SQL patch
A couple of weeks ago, I was helping out a teammate with a post-patch issue on the ExaCC. The problem was that after applying the 19.12 RU to the DB ORACLE_HOME, the PDBs were..
Extend your local NFS to Oracle Cloud using Storage Gateway with Cloud Sync
One of the biggest challenges every sysadmin (system administrator) faces during cloud migration is transferring a large set of on-premises data to the cloud. If it is done..
Cloud Recap – My Terraform Labs in 2021
Intro The first time I had seen a glimpse of this Infrastructure as a CodeArtifact in 2018 (presented by Roopesh Ramklass at our TOUG meetup), I found it ugly as hell and swore to..
The Oracle Cloud Infrastructure, Amazon Web Services, Microsoft Azure and Google Cloud Platform Application Services Comparison
Introduction The common trend for cloud providers is to compare their services/offers with AWS (Amazon Web Services – even AWS itself does it when releasing new features). But it..
RMAN, Incarnations, and ME Part II: Recovery ignoring backups / ORA-19563: Datafile copy header validation failed for file
Introduction In an ideal world, I believe, every backup script should be matched by 2 recovery scenarios. As this swiss OUC figure reminds us, having a backup that works means..
RMAN, Incarnation, and ME Part I: “ORA-19906”: Recovery target incarnation changed during recovery
Intro If there is something I honestly always struggled with as a DBA, it’s the RMAN incarnation. Both are mystical like its name suggests and vital, ensuring absolute consistency..
How to run Data Pump from a Pluggable Database as SYS when ORACLE_PDB_SID can’t work
In Oracle multitenant architecture, the default database container upon connection is CDB$ROOT. But as of 18c, a new environment variable appeared to ease the direct access to a..
Terraform for Dummies Part 5: Terraform Deployment On-Premises (KVM)
Introduction For a long time, Terraform was associated with deploying resources in the cloud. But what many people don’t know is that Terraform already had private and..
Get your Oracle Real Application Clusters (RAC) 21c up and running in Docker – The easy Way!
In April 2017, Oracle announced supporting 12c Databases running in docker containers. However, this was limited to database deployment on Dev and Testing environments. But the..
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